Samara Journal of Science

Samara Journal of Science was established in 2012.

The authors of the journal are university academic staff, researchers, postgraduates, candidates for a doctor’s degree, senior students.

By the decision of Supreme Attestation Commission dated of 29.12.2015, the journal is listed in the Catalogue of peer-reviewed scientific publications, where the core scientific results of the candidate and doctoral theses must be published (link).

The journal is registered in the system “Russian Index Science Citation” (RISC – eLIBRARY.RU).

The journal is registered in the system “CyberLeninka”.

The journal has professional, highly qualified editorial staff consisted of leading scientists (doctors of science, professors, academicians, correspondent members of Russian Academy of Sciences) – representatives of national and foreign institutions of higher education and scientific organizations.

Samara Journal of Science is an open scientific platform for all interested individuals and organizations, which enables authors to publish the results of their research in education as well as biological sciences, historical sciences. The journal promotes an exchange of views on various issues of biology, history and pedagogy between researchers from different regions and countries.

 


Scientific fields of Samara Journal of Science:
1.5 Biological sciences
1.5.12 Zoology
1.5.14 Entomology
1.5.15 Ecology (biological sciences)
5.6 Historical sciences
5.6.1 Domestic history
5.6.2 Universal history
5.6.3 Archeology
5.6.4 Ethnology, anthropology and ethnography
5.6.5 Historiography, source studies, methods of historical research
5.8 Pedagogy
5.8.1 General pedagogy, history of pedagogy and education
5.8.2 Theory and methodology of training and upbringing
5.8.7 Methodology and technology of professional education

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Current Issue

Vol 12, No 4 (2023)

Biological Sciences

Study of the toxicity of a corrosion inhibitor for macrophytes
Akatieva T.G.
Abstract

This article presents the results of studies of the toxicity of a corrosion inhibitor used to treat oilfield equipment in relation to a representative of submerged aquatic plants – Elodea canadensis. The characteristics of the toxicant and research methods are given in detail. The method of mathematical processing is indicated. The work presents the results of studying the toxicity of the substance in a wide range of concentrations: from 100 to 5000 mg/dm³ (4 days – acute experience) and 0,05–500,0 mg/dm³ (30 days – chronic experience). During the experiment, changes in the condition and survival of plants, morphological indicators (growth of the main shoot, number of lateral shoots and their length, number of roots and their length, total growth of elodea) were observed. It has been established that the maximum amounts of the substance (5000 and 500 mg/dm³ – acute and chronic experiments, respectively) cause 100% plant death. Lower concentration ranges stimulate morphological parameters. According to the research results, 0,5 mg/l can be taken as a threshold concentration for an inhibitor, and 0,05 mg/l is acceptable.

Samara Journal of Science. 2023;12(4):10-14
pages 10-14 views
The nature of vegetation cover and small mammal community structure (on the example of Nizhny Novgorod)
Boryakova E.E.
Abstract

The spatial distribution of Apodemus species (yellow-necked, field, and small forest mice) was studied on the example of the protected area «Oak forest of National Research Lobachevsky State University of Nizhny Novgorod Botanical Garden». Twelve plant associations with non-moral character and representing derivatives of the indigenous type of vegetation were studied. Environmental conditions assessed by the Ellenberg phytoindication method affect the distribution of small mammals in space indirectly. The nature of vegetation cover is more significant. When projective cover increases, the abundance of both small woodland and field mice increases. The strategy of Apodemus agrarius appears to be similar to that of Apodemus uralensis, a species that shows stenobiontic traits in the studied PA. At the same time, insignificant anthropogenic load, a marker of which is the presence of Urtica dioica ruderal species, leads to an increase in the mosaic of vegetation cover, which has a positive effect on the abundance of these small mammal species. A moderate increase in the Berger-Parker dominance index for vegetation cover is positively associated with the confinement of micromammals. In addition, in the conditions of the recreational zone of the upland part of N. Novgorod, Apodemus agrarius prefers areas of old-growth broadleaved forest, not showing the features of anthropophily.

Samara Journal of Science. 2023;12(4):15-22
pages 15-22 views
Ecological justification for the effectiveness of recycling organic matter from waste to increase the primary production of cultivated plants
Gamm Т.A., Grivko E.V., Idigenov B.B.
Abstract

The article shows that the method of recycling liquid and solid organic substances obtained as a by-product during the production of biogas from organic waste and composting organic waste with the addition of liquid organic matter in the agroecosystem on ordinary chernozem in the Orenburg Oblast is effective. The standards for the application of liquid and solid organic substances were studied using an indicator culture. Data on the net primary productivity of the agroecosystem are presented. It was found that the reaction of the agroecosystem is more effective in the variant with liquid organic substances. Net primary productivity using the example of potatoes with a rate of application of liquid organic matter of 8 t/ha is 36,97% higher than with the background and application of solid organic matter, and amounted to 22,6 t/ha. They showed that the established standards for the utilization of liquid organic substances are 10 t/ha and solid organic substances are 5 t/ha.

Samara Journal of Science. 2023;12(4):23-27
pages 23-27 views
Behavioral strategy of adaptation of Polypterus senegalus(Polypteridae) with an increase in ambient temperature
Evdokimov E.G.
Abstract

This paper investigates the effect of temperature increase on the behaviour of Polypterus under laboratory experimental conditions. To investigate the effect of a change in temperature regime, analysis of video recordings of animal behaviour over eight hours under acclimation conditions and under a constant temperature increase is used. The temperature increase occurred at a rate of 1,125°C/hour. The movement trajectories of the animals under normal conditions and under a sudden increase in ambient temperature are described. The paper presents results on the speed and activity of the fish movements and the number of acts of air entrapment by polypterus from the water surface. The studies show that the increase in temperature leads to an increase in the variability of the animals’ movement trajectories. A steady increase in temperature leads to an increase in the speed and activity of the animals’ movements. As the temperature regime changes, there is an increase in the number of acts of air capture from the water surface. The largest jump in activity change is observed in the second and third hours of temperature increase. The obtained material can serve as a basis for the development of ideas about the behavioural adaptation of bony fishes to the increase in ambient temperature. The observed regularities in the responses to temperature changes will make it possible to improve the technology of polypterus cultivation.

Samara Journal of Science. 2023;12(4):28-34
pages 28-34 views
Morphology of Caragana arborescens Lam., introduced in the Volgograd Oblast and the status of its cover herbaceous plant communities
Isakov A.S., Kulik K.N.
Abstract

The study of the shrub status in the South-East of the European Russia is relevant due to the need to maintain the necessary material for protective afforestation. The study of their cover plant communities provides valuable information about the ecological aspects of the introduction and successful adaptation of shrubs in a place of mass planting. The aim of the study was to assess the condition of Caragana arborescens, imported from Eastern Siberia and planted in the arid territories of the Volgograd Oblast, as well as the ecological characteristics of its cover herbaceous plant communities. In the study area we selected two groups of plants, those growing on ordinary soil and on soil with a high content of salts, zinc, and a low content of manganese. In the latter case, C. arborescens had a relatively smaller size, a rarer crown, a reduced ability to generate shoots and resistance to diseases and pests. C. arborescens are sensitive to the anthropogenic stress, but within the analyzed territory this is not accompanied by progressive succession of the ecosystem. Under the crown of C. arborescens at various sites and sites, we found in various phenophases from 8–10 to 24 species of higher sapiens with a predominance of one- and two-year-old forms. Nine species have consistently claimed the role of dominant and subdominant of plant communities, most often representatives of the Asteraceae and Mareaceae families. The discovered communities showed clear signs of anthropogenic impact, but without the development of progressive ecosystem succession.

Samara Journal of Science. 2023;12(4):35-41
pages 35-41 views
Concerning structure-functional features of the leaf apparatus of some stone crops varieties belonging to Prunus (Rosaceae Juss.) genus
Kavelenova L.M., Petrova A.B., Yankov N.V., Antipenko M.I., Minin A.N.
Abstract

For the Rosaceae family (Rosaceae Juss.), which is part of the group of families with the highest species abundance, one of the largest genera is the Prunus genus, which, according to the Catalog of Life, includes 395 species, 16 subspecies, 55 variations. Various sources for this genus indicate from 250 to 400 species of trees and shrubs widely distributed in the northern temperate zone, subtropical and tropical regions, from forests to deserts, in altitude ranges from sea level to alpine zones. In the Samara Oblast, among 67 species of woody Rosaceae, there are 30 native and 36 introduced species (adventitious and wild). The genus is most widespread in the temperate zone of the Northern Hemisphere, is widely represented in North America, Europe and Northern Asia, and includes a number of cultivated species of global economic importance. The active involvement of interspecific hybridization between representatives of the Prunus genus is considered by experts as a determining factor in the evolutionary development of its species diversity, which manifested itself in the appearance of a number of hybridogenic species that were able to overcome successfully the effects of abiotic stressors in the process of expanding ranges, the formation of cultigenic species of stone crops and their varietal diversity. In recent decades, the characteristics of leaves have gained special place in the research programs of plant ecologists as significant indicators of various aspects of growth, reproduction and functions of the plant organism, water use, nutrients, adaptation to environmental changes, including projected climatic changes. Leaf indicators are the most accessible for study throughout almost the entire growing season, they can be evaluated quickly enough, without involving expensive equipment, the screening procedure for leaf apparatus indicators is well standardized. The combined efforts of researchers led to the creation of large and complete databases of leaf apparatus features for various plant species. For the leaves of 15 varieties of stone crops (cherry Olechka, Chernookaya, Kalinka, Nyusha, Pervinka; apricot Samara, Yantar Povolzhya; Russian plum Dolgozhdannaya, Konservnaya, Velikansha, Naryadnaya, Kompotnaya, Lunnaya; domestic plum Dachnaya, Doch Eurasii) quantitative indicators determined for samples selected in July 2020, 2021 and 2022 are analyzed. In order to visualize the possible features of the leaf apparatus in groups of varieties of various fruit crops, the construction of dot diagrams with a limited area of location for each group of points was used. This technique made it possible to identify both the presence of separate groups of points corresponding to one indicator of the leaves of individual stone fruits, and the overlap of the corresponding ranges of other indicators of values. Probably, this picture is a reflection of a certain ecological and physiological heterogeneity in groups of stone fruit varieties, which are cultigenic hybrids of complex origin.

Samara Journal of Science. 2023;12(4):42-50
pages 42-50 views
The influence of an alternating magnetic field with a different signal shape on the morphometry and ontogenesis of Zea mays L.
Kornienko V.O., Yaitsky A.S., Avdeeva K.A.
Abstract

The paper considers the issues of factorial ecology concerning the mechanisms of influence of physical factors, in particular, an alternating magnetic field with different characteristics, on plant objects. The obtained biological effects on Zea mays L. seeds depend to a greater extent on the shape of the applied signal. It is assumed that physiological responses are associated with a change in pH, the release of proteins, and also with the barrier function of plant seed membranes. The obtained schemes for processing sugar corn with an alternating magnetic field, taking into account ontogenesis and morphometry, are further recommended to be used in the field as a method of presowing treatment of agricultural crops: B = 1 mT, f = 20 Hz, t = 60 min, sinusoid signal type; B = 1 mT, f = 50 Hz, t = 60 min, sinusoid signal type; B = 1 mT, f = 30 Hz, t = 60 min, meander signal type; B = 1 mT, f = 50 Hz, t = 60 min, meander signal type; B = 1 mT, f = 20 Hz, t = 60 min, meander signal type.

Samara Journal of Science. 2023;12(4):51-57
pages 51-57 views
A brief overview of the entomofauna of lamellar beetles (Scarabaeidae) of the foothills of the Maly Chimgan (Republic of Uzbekistan)
Leontyev V.V., Artanova A.A., Zhobborov A.M.
Abstract

During July–August 2016, the entomofauna of lamellar-whiskered coleoptera was studied in the Republic of Uzbekistan, in the Bostanly District, in the foothills of the Maly Chimgan, in the vicinity of the village. Chimgan. During a short-term expedition in 2016, we identified 18 species of lamellate beetles belonging to 6 subfamilies (Aphodiinae, Cetoniinae, Dynastinae, Melolonthinae, Rutelinae, Scarabaeinae) and 10 tribes (Adoretini, Aphodiini, Cetoniini, Coprini, Gymnopleurini, Melolonthini, Oniticellini, Onitini, Onthophagini, Oryctini). Taxonomically, among these groups, the Onthophagini tribe contained the most species – 5 species (27,77%), Cetoniini tribe – 4 species (22,22%), Aphodiini tribe – 2 species (11,11%). One species (5,55%) included the tribes Adoretini, Coprini, Gymnopleurini, Melolonthini, Oniticellini, Onitini, Oryctini. By trophic specialization, coprophages prevailed (61,11%), followed by phytophages (33,33%), and aphages were less represented (5,55%). The identification of Melolontha hippocastani hippocastani (Fabricius, 1801) here can probably cause discussion, since according to S.I. Medvedev’s southern border of this species passed through northern Kazakhstan. Although it can be assumed that over a period of almost 70 years, the boundaries of the habitats of many species have changed significantly.

Samara Journal of Science. 2023;12(4):58-62
pages 58-62 views
Assessment of sustainability of natural complexes of the Minyarsky physiographic region of the Western slope of the Southern Urals
Likhodumova I.N., Panina M.V., Malaev A.V.
Abstract

The article considers the evaluation of sustainability of natural complexes of low-mountain sections of the western slope of the Southern Urals (Minyarsk physical and geographical area) on the basis of analysis of landscape profiles on the indicator of sustainability of natural complexes. Peculiarities of the study area are highlighted: specific climatic conditions, complex geological and geomorphological conditions with ongoing industrial development, as well as a variety of soil and hydrological conditions combined with anthropogenic transformation of the territory. In the course of landscape profiling, as well as the application of methods of assessment of anthropogenic transformation of landscapes (at the level of the terrain), a decrease of diversity in natural complexes on the studied slopes was established, Replacement of typical plant communities by secondary successional communities in lowland areas dominated by horsetail. It has also been established that the aggregate of conditions in natural complexes indicates anthropogenic transformation of slope landscapes, the aggregate leading factor of which is the geochemical position on the element of the slope, Low resistance to external influence of the soil with a rinsing type of water regime defining plant associations. The obtained materials can be used as a basis for analysis of ecological condition of landscapes of the western slope of the Southern Urals, as well as characteristics of slope types of locations. Materials allow to further assess the recreational attractiveness of landscapes and the choice of ways of natural use of the studied area.

Samara Journal of Science. 2023;12(4):63-70
pages 63-70 views
Natural forming of vegetation cover on black coal mining dumps in the environs of Kopeysk (Chelyabinsk Oblast)
Nazarenko N.N., Dolgonos X.A.
Abstract

The article considers the current forming of vegetation and biotopes as a result of natural overgrowth of territories disturbed during black coal mining in the environs of Kopeysk town (Chelyabinsk Oblast). The 88 species of vascular plants were detected on the waste banks and spaces between them, the 7 species of vascular plants are woody species. It has been established that in the process of natural overgrowth of dumps, forest and meadow plant communities are actively formed from pioneer ruderal and halophytic communities. By methods of multidimensional statistics, 15 phytocoenochores have been determined and the discriminate of which is d identified by the tree species, which are forming the forest canopy. The identified plant communities are characterized by specific regimes of the fundamental abiotic factors of biotopes and make up a series of biotopic and coenotic substitution, forming a sylvant (forest) and pratant (meadow) successional series. It has been shown that in the process of natural overgrowth, the formation of forest (primarily birch) and meadow coenoses proceeds in parallel, and the invasive species Acer negundo L. plays an active role in sylvatization. It has been established that the leading hand in the formation of the coenotic structure of communities belongs to soil mineralization, acidity, aeration and variability of soil moisture. The obtained data on biotopes and successional series can be used in the development of the biological stage of landfill revegetation after coal mining impacts with the formation of woody or grass plant communities.

Samara Journal of Science. 2023;12(4):71-77
pages 71-77 views
Accumulation of heavy metals and arsenic in plants in the vicinity of the Chadan coal deposit (Republic of Tuva)
Oorzhak C.O., Samdan A.M., Kurbatskaya S.S.
Abstract

The content of copper, zinc, lead, cadmium and cobalt in plant samples from the vicinity of the Severny dump of the Chadansky coal mine in the Republic of Tuva was studied. Heavy metals in plant samples were determined by the Quantum-2mt atomic absorption spectrophotometer. Due to the extra-arid conditions, the studied area belongs to the zone of risky agriculture and there is developed cattle breeding. It was revealed that vegetation typical for steppe communities is developed on the territory of the Chadan coal deposit, represented by wormwood-cereal, grass-grass-wormwood, grass-wormwood-kovyl, wormwood-grass-grass steppes. In the dumps, deposits of different ages with small-scale, wormwood-cereal communities with typically steppe species are developed. For lead, cadmium and cobalt, the concentrations in vegetation samples from the CER and SWZ sites adjacent to the dump turned out to be close to their background values. The Cu content in the vegetation of the dump sites exceeds the natural content by 2–2,2 times, Zn – 2–2,7 times, Pb – 1,5 times. However, a comparison of the content of Cu, Cd, Zn, Pb, Co in vegetation from 2 sites of the Severny dump and the background territory with MDU for plant feeds showed that their concentrations in the studied samples are much lower than the maximum permissible level.

Samara Journal of Science. 2023;12(4):78-82
pages 78-82 views
Species composition and zoogeographic characteristics of winter gnats (Diptera, Trichoceridae) in the center of the European part of Russia
Pavlov A.V.
Abstract

This article examines the species composition of winter gnats Diptera, Trichoceridae) found in the European part of Russia. This group of dipterans includes small insects that can be observed in natural biotopes from September to April. The bulk of the collections that served as material for this message were carried out by us in the Vladimir Oblast. Insects were collected in various natural communities using Barber traps installed there, as well as by route method. At the time of collection, environmental factors such as temperature, humidity, and light were recorded. The last revision of this group of dipterans for Russia was carried out in 2013 by A.V. Petrashiyunos and N.M. Paramonov. According to their data, the trichocerid fauna of Russia at that time consisted of 27 species. As a result of our research, 11 species of mosquitoes from the genus Trichocera were discovered in the European part of Russia. These are Trichocera hiemalis, Trichocera inexplorata, Trichocera major, Trichocera parva, Trichocera recondita, Trichocera regelations, Trichocera saltator, Trichocera sparsa, Trichocera brevis, Trichocera implicata, Trichocera altipons. For the first time in Russia, three species were identified: Trichocera brevis, Trichocera implicata, Trichocera altipons. Having analyzed the habitats of the studied group of trichocerid species, we found that 1 species has a circumpolyzonal type of habitat, 1 species has a sub-holarctic type of habitat, 1 species has a transpalearctic polyzonal type of habitat, 2 species have a trans-eurasian polydisjunctive type of habitat and 6 species have a European type of habitat.

Samara Journal of Science. 2023;12(4):83-86
pages 83-86 views
Some results of the introduction study of Leonurus cardiaca plants in the middle taiga subzone of the Komi Republic
Portnyagina N.V., Echishvili E.E.
Abstract

The article summarizes the results of many years of studying Leonurus cardiaca L. under cultural conditions in the North. It was revealed that in the first year of life, with the seedling method of cultivation, motherwort plants are in the pregenerative period. The transition of individuals into the generative period is noted in the second year of life. The winter hardiness and stability of plants in agrocoenosis is quite high. Under cultural conditions, specimens of L. cardiaca plants of different geographical origins retained the rhythms of seasonal development characteristic of this species. It was revealed that plants of L. cardiaca are characterized by extended periods of flowering (38–44 days) and fruiting (35–40 days). The growing season from the beginning of regrowth to seed collection was 127–132 days. In the years studied, different samples of L. cardiaca formed mature seeds weighing 1000 pcs. seeds 0,86–1,03 g and laboratory germination of 55–91%, which meets the requirements for the quality of seed material of this type. L. cardiaca plants reached their maximum development in the third to fifth years of life, being in a middle-aged generative ontogenetic state: plant height 98–166 cm, shoot-forming capacity – 18–22 pcs. per individual, inflorescence length 26–36 cm, raw material of the main shoot 7,2–8,6 g of wet and 2,1–2,9 g of air-dried phytomass. For the first time the mass fraction of nitrogen (2,4–2,9%) and the amino acid composition of proteins were determined in the above-ground raw phytomass of L. cardiaca. 17 amino acids were quantified, including seven essential ones (39,4% of the total). The highest content in plants was observed for amino acids: glutamic (12,5%), aspartic (11,6%), leucine (9,9%), lysine (8,3%), alanine (6,6%), valine (6,6%) and arginine (5,8%).

Samara Journal of Science. 2023;12(4):87-92
pages 87-92 views
The dynamics of heavy metals and metalloids accumulation in oxbow bottom sediments of the Sok River
Prokhorova N.V., Makarova Y.V., Romanov I.N., Bugrov S.V.
Abstract

The article analyzes the dynamics of heavy metals (V, Cr, Mn, Co, Ni, Cu, Zn, Rb, Sr, Cd, Pb) and metalloids (As, Se) accumulation in the bottom sediments of the low-flow oxbow of the Sok River. This oxbow was formed as a result of the Saratov reservoir creation and located within the Krasnoglinsky District of the Samara city. The study was conducted in 2021 and 2022. Four trial plots were established in the oxbow of the river; the control plot was a sample area allocated in the Saratov reservoir, in the immediate vicinity of the oxbow. The quantitative determination of heavy metals and metalloids content in bottom sediments was carried out using inductively coupled plasma spectrometry. The results obtained showed that specific conditions arise in each research period that affect the studied elements accumulation in the oxbow bottom sediments. These processes are influenced by the location of the sample plot in the oxbow, the flow degree, the spring flood nature, the anthropogenic transformation and the overgrowth of Typha angustifolia L. For all sample plots located in the oxbow, higher concentrations of most of nalyzed elements were detected in 2022. Heavy metals and metalloids accumulated especially actively in the bottom sediments of sample plot 4, located in the oxbow behind an artificial dam and characterized by the weakest flow. The soil cover of Samara city posesses weak and moderate effect on the quantitative characteristics of metal accumulation in the oxbow bottom sediments. Compared to the control, the studied elements accumulated more actively in the bottom sediments of all oxbow sample areas, which confirms the accumulative nature of river oxbow of varying degrees of isolation.

Samara Journal of Science. 2023;12(4):93-99
pages 93-99 views
Success of introduction of species of the genus Cotoneaster Medik. in the Komi Republic
Punegov A.N., Skrotskaya O.V.
Abstract

Among the woody plants preserved and studied in the arboretum of the Botanical Garden of the Institute of Biology of the Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences for nine years (2013–2021) include representatives of the polymorphic genus Cotoneaster of different geographical origins. As a result of generalization and analysis of data on biomorphology, characteristics of the generative period, dynamics of seasonal growth and development, winter hardiness of plants of species of the genus Cotoneaster introduced in the North, based on an assessment of the main indicators of viability, the studied plants were divided into groups of prospects for cultivation in the northern region. Plants of Eurasian origin C. melanocarpus and C. integerrimus, which undergo a full cycle of seasonal development, are characterized by high winter hardiness, form full-fledged seeds and retain their vital form under introduction conditions, are classified in Group I as quite promising. The East Asian species C. dammeri, C. horizontalis are assigned to the II group of promising plants and C. ascendens to the III group of unpromising plants. These introduced species were characterized by an extended period of growth and development, late completion of the growing season, low winter hardiness, but good shoot recovery ability after winter damage. C. bullatus turned out to be an unpromising species (group V) with low winter hardiness, and therefore the impossibility of transition to the generative period of development. Additional study of this decorative species with the involvement of other specimens is necessary. Based on the data obtained, species such as C. melanocarpus, C. integerrimus, C. dammeri and C. horizontalis can be recommended for cultivation and use in landscaping in some areas of the Komi Republic.

Samara Journal of Science. 2023;12(4):100-106
pages 100-106 views
Elemental composition of Vaccinium vitis-idaea и V. myrtillus (Ercaceae) leaves in green moss pine forests under aerotechnogenic pollution in the Komi Republic
Robakidze E.A.
Abstract

The paper aims at the impact of aerotechnogenic emissions from the largest in the European North pulp and paper production enterprise, namely JSC «Syktyvkar Timber Processing Complex», on the elemental composition (N, S, C, P, K, Ca, Mg, Na, Al, Fe, Mn) of lingonberry and blueberry leaves as the dominant dwarf shrubs in green moss pine forests. The leaves of blueberry and lingonberry growing in pine stands both in the background and contaminated areas were identified to have similar average values of the mass fraction of ash elements in 2009. The content of ash elements in the leaves of dwarf shrubs from the background pine forests was higher than that in leaves collected from the impact zone in 2018. The average values of the mass fraction of ash elements in blueberry leaves were found to access those in lingonberry leaves by 1,5 time both in the background and contaminated areas. There was no regular change in the content of elements in leaves of dwarf shrubs with distance from the source of emission. The differences in the sulfur content in leaves of dwarf shrubs for 2009 and 2018 were within the error limits. No significant differences were found in the values of the mass fraction of nitrogen in blueberry and lingonberry leaves for pine stands located at different distances from the emission source. The nitrogen content in lingonberry leaves was significantly lower than that in blueberry leaves for both observation periods. There was no significant difference in the total nitrogen content in blueberry and lingonberry leaves between 2009 and 2018.

Samara Journal of Science. 2023;12(4):107-113
pages 107-113 views
Assessment of the impact of physical and chemical factors of the production environment on the morphological state of target organs in an animal experiment
Savchenko O.A., Ogudov A.S., Novikova I.I., Chuenko N.F., Savchenko O.A.
Abstract

The study of the morphological state of target organs of outbred (nonlinear) laboratory mice ICR (CD-1), which were under prolonged dynamic influence of physical and chemical factors of the production environment under model conditions, is of wide research interest, as it allows to assess the impact of these factors at the tissue and cellular level and to identify the presence of pathological changes in relation to the group control that was not exposed to the studied factors of the production environment during the 90-day experiment, which has clinical and practical significance. When assessing the 90-day dynamics (from 0 days – 6 months (background) to 30–60–90 days – 7–8–9 months) of the impact of environmental factors on the morphological state of tissues and organs of outbred (nonlinear) laboratory mice ICR (CD-1), generally accepted and unified methods were used. Animals (weighing 45–50 gr., sexually mature age – 6 months) were divided into 3 experimental groups (vibration exposure, noise exposure, chemical exposure) of 30 individuals each (15 females and 15 males) and 1 control group (15 females and 15 males), kept in standard comfortable conditions, and not exposed to the factors of the production environment. The experiment was conducted in accordance with the rules adopted by the European Convention for the Protection of Animals Used for Experimental Scientific Purposes (Strasbourg, 1986), after approval by the Ethical commission of the Novosibirsk Research Institute of Hygiene of Rospotrebnadzor. Statistical processing of the research materials was carried out using standard Statistica 10.0 application programs. The morphological analysis of the target organs of experimental animals revealed the presence of a complex of pathological changes in the 90-day dynamics of the impact of factors of the production environment, compared with the morphological state of the organs in the control group. The results obtained have clinical and practical significance, as they allow us to justify preventive measures aimed at preventing the negative impact of long-term production factors on the labor contingent. Further study of the morphological state of target organs of ICR laboratory mice exposed to prolonged dynamic exposure to physical and chemical factors of the production environment under model conditions will contribute to the establishment of mechanisms for the development of occupational diseases and the development of scientifically based medical and hygienic measures aimed at preserving the health of the labor contingent in the management of labor longevity.

Samara Journal of Science. 2023;12(4):114-121
pages 114-121 views
Bioecological characteristics of lichenoflora of the Prisursky State Nature Reserve (Chuvash Republic)
Sinichkin E.A.
Abstract

The article presents a taxonomic and ecological-biomorphological analysis of the lichenoflora of the Alatyrsky site of the Prisursky State Nature Reserve. The State Nature Reserve consists of 3 clusters (Alatyrsky, Batyrevsky, Yalchiksky). The Alatyrsky section of the reserve is located in the central part of the Prisursky forest area and is represented by various types of forest. As a result of the analysis of the literature and our own field research, 145 species of lichens have been identified in a specially protected natural area of federal significance. Taxonomic analysis showed that the identified lichen species belong to 4 classes (Arthoniomycetes, Coniocybomycetes, Dothideomycetes, Lecanoromycetes), 14 orders (Arthoniales, Acarosporales, Caliciales, Candelariales, Coniocybales, Lecanorales, Lecideales, Peltigerales, Pertusariales, Pleosporales, Strigulales, Teloschistales, Trapeliales, Umbilicariales), 32 families and 68 genera. The predominant taxonomic diversity is the class Lecanoromycetes, which includes 131 species from 24 families, 10 orders. The class Arthoniomycetes is represented by one order (Arthoniales), 2 families and 6 species. The Coniocybomycetes class includes 2 orders – Coniocybales, Strigulales, 2 families and 4 species. The class Dothideomycetes consists of 1 order Pleosporales, 4 families and 4 species. Ecological and biomorphological analysis revealed that the largest number of lichens of the Prisursky reserve is represented by a monotonously typical group of life forms – 60 species, a dissected-lobed rhizoidal group of life forms is 25 species, an awl- or scyphoid group is 21 species.

Samara Journal of Science. 2023;12(4):122-128
pages 122-128 views
Zooplankton and macrozoobenthos of small reservoirs of the State Natural Reserve «Kologrivsky Les» named after M.G. Sinitsyn
Sirotina M.V., Sirotin A.L., Sokolova T.L., Muradova L.V., Sitnikova O.N., Yashneva E.A.
Abstract

The article presents the results of studies of zooplankton and macrozoobenthos of small reservoirs on the territory of the State Natural Reserve «Kologrivsky Les» named after M.G. Sinitsyn. The hydrochemical and hydrophysical parameters of small reservoirs are given. In summer, the highest biomass and abundance of zooplankton were observed for long-existing beaver ponds on streams. In autumn, among the studied small reservoirs, the highest biomass and abundance of zooplankton are characteristic of oxbow lakes. The highest biomass of benthos was noted in oxbow lakes, and its abundance was found in beaver ponds. An analysis of the ecological groups of zooplankton and benthos by type of nutrition was carried out. In autumn, the composition of zooplankton was marked by a predominance of vertical feeders and primary filter feeders in beaver ponds, primary filter feeders and predatory forms in ditches, primary filter feeders and vertical feeders in oxbow lakes, and secondary filter feeders, scrapers, detritivores and stand feeders in hollows in wetlands. The benthos of beaver ponds and oxbow lakes contains all six ecological groups of benthos based on feeding type. There are no collectors, obligate filter feeders or active predators in the ditches. Only soil ingesters were noted in the hollows. A number of indices have been calculated to characterize the structure of zooplankton.

Samara Journal of Science. 2023;12(4):129-135
pages 129-135 views

Historical Sciences

On the issue of discovering new names of major cultural figures of the 17th century: master Karp Ivanovich Zolotarev
Galimova L.N., Pavlenko A.A.
Abstract

The 17th century is a century that preserved in the memory of the history of Russian culture vivid monuments, the authors of which were innovative masters, artists, and creators. This article examines the creative life in the historiography of the 17th century icon painter, student of Bogdan Saltanov – Karp Ivanovich Zolotarev, a court master during the reign of Tsar Fyodor Alekseevich and the regency of Princess Sophia. Biography of K.I. Zolotarev is presented in the historiography of researchers, historians, restorers in chronology from the 18th century. Only in the late 1970s, thanks to the work of Soviet restorers, were works created by K.I. Zolotarev. Before this, only brief mentions of this multifaceted master were found in historical literature. Part of the research confirms that in a number of works the name of K.I. Zolotarev is listed among the artists of the Armory Chamber and the Gold-Painting Workshop of the Ambassadorial Prikaz. In addition, researchers of Russian book culture spoke about K.I. Zolotarev as a major organizer who headed the workshop of the above-mentioned order. The research made it possible to summarize all the materials about the master and identify the stylistic features of this master, suggesting that the iconographic sources of the works of K.I. Zolotarev could have been works by Dutch and German artists. Biography of K.I. Zolotarev still needs further study and clarification today.

Samara Journal of Science. 2023;12(4):136-139
pages 136-139 views
Prospects of cotton growing in the Caspian provinces of Iran in the assessments of officials of the Russian Empire on the eve and during the First World War
Larin A.B.
Abstract

The article is devoted to the assessment of the prospects for the development of cotton growing in the Astarabad and Mazanderan provinces of Qajar Iran by the statesmen of the Russian Empire on the eve and during the First World War. The pre-war years were characterized by the intensification of Russian policy in the region. Among other things, with the active participation of the consulate in Astarabad, the formation of large Russian land ownership in the Caspian provinces and the development of peasant resettlement in the region is taking place. Cotton was considered as one of the main promising crops for breeding in the established farms, while it was the most interesting from the point of view of solving Russia’s strategic tasks to ensure the country’s resource independence. This problem is one of the little-studied in the existing historiography. On the basis of archival and published sources, the views of officials of the Ministry of Foreign Affairs and the Resettlement Department on the problem of cotton growing are investigated. It is shown that due to the favorable climatic conditions of the region and its natural resources, the prospects for cotton cultivation for the Russian market looked promising. The connection in the ideas of the officials of the Resettlement Department of the success of cotton growing with the development of Russian peasant resettlement, the influence of the ideas of the "civilizing mission" of Russia on their considerations is also noted.

Samara Journal of Science. 2023;12(4):140-145
pages 140-145 views
Evacuation of the population from the starving provinces by the local authorities of the Central Commission for the Evacuation of the Population in 1921–1923
Tsidenkov G.G.
Abstract

During the famine of 1921–1923, which engulfed vast territories of the country, there was such a phenomenon as the mass evacuation of people from the affected areas to relatively prosperous provinces in terms of food. The evacuation was both spontaneous and centralized. The authorities, through the structures of the Central Commission for the Evacuation of the Population, took out from the starving areas, first of all, children, as well as skilled workers with their families. The entire course of the evacuation was fraught with a large number of problems and difficulties that arose as the situation in the starving provinces worsened and required an immediate solution. The central and local authorities responsible for the evacuation of the population had to constantly change their strategy and tactics. The main burden of the evacuation campaign fell on the line departments of the Central Evacuation Commission. The article gradually traces the change in the strategy of centralized evacuation of the population from the starving provinces and, incidentally, discusses the specifics of the work of the Eastern Basic Administration and the linear points of the Central Commission for the Evacuation of the Population. The article widely uses materials from such a little-studied source as the verbatim report of the meeting of evacuation workers of the Eastern Base Department on March 21–23, 1922.

Samara Journal of Science. 2023;12(4):146-150
pages 146-150 views
Changing situation of Chinese migrants in the Far East at the late 1920s
Sazonova V.A.
Abstract

In the 1920s a significant number of Chinese migrants lived in the Far Eastern region. They carried out their activities in various branches of local industry and participated in the development of trade. The living conditions of Chinese migrants were influenced by both the transformation of the domestic political and economic situation as well as changes in Soviet-Chinese relations at the international level. The end of the 1920s was characterized by an increase in international tension, including the intensification of confrontation between the Soviet state and China. The conflict on the Chinese Eastern Railway and the subsequent rupture of Soviet-Chinese diplomatic relations had a significant impact on Chinese migrants living in the Far Eastern region. The situation of Chinese migrants has deteriorated significantly, and their displacementt has been observed. Arrests, searches, and detention were used by Soviet law enforcement agencies, and therefore many Chinese migrants decided to return to their homeland. These factors contributed to a reduction in the number of Chinese entrepreneurs and industrial workers in the region. The conflict on the Chinese Eastern Railway also resulted in the appearance of Chinese prisoners of war in the territory of Transbaikalia, with whom appropriate political work was carried out by Soviet state and party bodies.

Samara Journal of Science. 2023;12(4):151-154
pages 151-154 views
The Yen Bay Rebellion (1930) and internal security policy in French Indochina
Lyozin A.I.
Abstract

The article contents an analysis of the French experience of anti-colonial struggle in the era of Interbellum in the Indochina region. Special attention is devoted to the degree and speed of the response of the French colonial administration and the metropolis to the events taking place. The article presents the characteristics of French military thought regarding the specifics of conducting combat operations against the rebels using aviation and native units. Attention is focused on the problem of the loyalty of the Vietnamese people, their attitude to French rule. The main fears of the French in connection with the growth of Vietnamese national identity as a threat to the colonial order are revealed. The importance of the events in Yen Bai is emphasized from the point of view of further measures by Paris to ensure internal security in the Indochina region. The changes in the national composition of the French colonial army in Indochina are shown. The uprising affected not only the army, but also the political police of France – «Sûreté». The work shows that the uprising did not receive universal support from the local population. The reaction of a part of French society to the events in Yen Bai is analyzed. Special attention is paid to the personality of Pierre Pasquier, Governor-General of Indochina, who personified the conservative part of the French colonial bureaucracy, whose attitude towards local peoples in the Interbellum era rather complicated relations between the metropolis and dependent territories. On the other hand, attention is drawn to the impact of the events in Yen Bai on changes in both the composition and leadership of the driving political force of the revolutionary struggle in Indochina. It was at this time that the National Party of Vietnam lost its leading position in the vanguard of the anti-colonial struggle to the Communist Party of Indochina.

Samara Journal of Science. 2023;12(4):155-158
pages 155-158 views
Post-war Soviet elections 1947–1953: features of conduct and social significance (based on materials from the city of Gorky)
Abrakova T.A., Shlyakhov M.Y.
Abstract

The article examines the features of the conduct and social significance of elections to Soviet authorities in 1947–1953. The importance of studying this topic is associated with the need to study the state of Soviet society during the designated period. The study of elections to local authorities allows us to reconstruct the tasks that the Soviet authorities set when conducting election campaigns, the features of their conduct in different localities, the reaction of citizens, their orders and expectations from election campaigns and electoral actions. In the course of the study, using new data from archival documents, it was possible to establish the dates and features of the election campaigns to the Soviet authorities in 1947, 1950, 1953. It was noted that regular election campaigns contributed to increasing the political knowledge of citizens, introducing them to Soviet political culture, and also formed a «positive image» of the authorities in the eyes of Soviet citizens. At the same time, election campaigns revealed that Soviet citizens had a number of critical comments about the nominated deputies, which suggests the existence of dissatisfaction with certain aspects of everyday life that did not affect the main directions of Soviet state policy.

Samara Journal of Science. 2023;12(4):159-164
pages 159-164 views
Academician of medicine Z.V. Ermolyeva and the Department of Microbiology of the Central Institute for Advanced Medical Training: the main directions of scientific research in the early 1970s
Gorshenin A.V.
Abstract

The very difficult geopolitical situation of recent years has once again confirmed the need for our state to focus on its internal and self-sufficient development in its development. The story of the coronavirus pandemic that swept the whole world has shown a fairly high level of domestic virology, and microbiology in general. But, undoubtedly, we are still far from the Soviet level of science development today. In this regard, it seems advisable to pay attention to the generalization of the Soviet experience in the development of biomedical sciences. We have made an attempt to analyze the development of Soviet microbiology through an analysis of the scientific and organizational activities of the domestic scientist, Academician of Medicine Zinaida Vissarionovna Ermolyeva, carried out by her at the Department of Microbiology of the Central Institute of Advanced Medical Training in the first half of the 1970s. The source base of the publication was unpublished documents of the federal archives (the Russian State Archive of Scientific and Technical Documentation and the Russian State Archive of Economics), most of which are being introduced into scientific circulation for the first time. The article examines the scientific activity of Z.V. Ermolyeva herself, as well as those research areas that were developed by teachers and research staff of the department headed by her.

Samara Journal of Science. 2023;12(4):165-168
pages 165-168 views
Soviet historiography of the period of «late Stalinism»: on cultural and educational work in the Red Army during the Great Patriotic War (22.06.1941–09.05.1945)
Tribunsky S.A.
Abstract

One of the essential reasons for achieving the victory of the Soviet people in the Great Patriotic War (22.06.1941–09.05.1945) was that the Armed Forces of the Soviet state carried out, and permanently, purposefully, actively, proactively and creatively, party political work. Its inalienable part was cultural and educational work, which had a small degree of independence. The historical phenomena mentioned above were constantly in the sphere of scientific interests of Soviet historians. Meanwhile, in post-Soviet historiography, they did not become significant in research practice. In modern Russian historiography at the beginning of the XXI century, such a bias is gradually being eliminated. The author of this small historiographical study, carried out in the format of a short scientific article, presents to the scientific and historical community an analysis of Soviet historiographical sources published during the period of «late Stalinism» (1945 – about the first half of the 1950s), that is, at a time when the cult of personality of I.V. Stalin reached its peak the highest point. The author, revealing the subject of his research, took into account in every possible way the historiographical situation that developed in Soviet historical science during the period of «late Stalinism», in particular, the development of historiography in the coordinate system of the Stalinist theoretical and methodological paradigm (and even more rigid than in the second half of the 1930s); a small number of historiographical and historical sources what was published in the chronological framework indicated above, as well as the absence of a proper historiographical elaboration of our problem. The article is carried out from the standpoint of modern theoretical and methodological approaches.

Samara Journal of Science. 2023;12(4):169-174
pages 169-174 views
Visual presentation of the ethnic image of the Chuvash in cyberspace (using the example of social networks «VKontakte» and «Odnoklassniki»)
Iagafova E.A.
Abstract

The article examines representational practices and mechanisms for the formation of visual images of Chuvash ethnicity in cyberspace. The purpose of this study is to determine the forms and methods of representing ethnicity, mechanisms and means of forming a visual ethnic image of the Chuvash in virtual space using the example of the social networks Odnoklassniki and VKontakte. The research is based on the study of visual content (posts, comments on them, discussions) in groups and on personal pages, materials from a mass survey of users of these social networks. The result of the study was a detailed description of the features of the formation and transmission of visual images of Chuvash ethnicity: visual sources, methods of visualization, functions and demand for visual content. The study showed that the visualization of the ethnic image of the Chuvash in cyberspace occurs through the symbolization of plots of ethnic history, elements of material and spiritual culture, through the use in the process of forming an ethnic image of fairy-tale, mythological, literary and real characters and pages of history, popular forms of representation of folk traditions – costume, national cuisine, holidays and rituals. Visual content is represented by photo and video materials, films, computer graphics, and animation. Visualization of ethnic content contributes to the stereotyping of the features of an ethnic image, acts as a means of constructing an ethnic image, a way of expressing belonging to an ethnic community, transmitting knowledge about the history of the traditional culture of the people, intra-ethnic communication, exchanging information between network users and their integration into the virtual space.

Samara Journal of Science. 2023;12(4):175-180
pages 175-180 views

Pedagogical Sciences

Promotion of the Russian Language in the education system of Tanzania: conditions, demand, «deficits» and potential «growth points»
Bakulina S.Y., Bondareva V.V., Pozdnyakova O.K.
Abstract

The article analyzes the program documents regulating functioning of the education system of Tanzania, examines the socio-economic factors affecting its development, analyzes the language policy, as well as the state policy of the Government of the United Republic of Tanzania in the field of education, which is considered to be a strategic factor in the transformation of mentality and the creation of a well-educated nation, sufficiently possessing the knowledge necessary for competent and competitive solutions to the challenges facing the country. The authors identify objectives of the education system of Tanzania, aimed at promoting universal access to quality basic education, including preschool, primary and secondary education; eradication of illiteracy; dissemination of high-quality higher education, providing training of highly qualified personnel necessary for the effective development of all sectors of the economy. The problems faced by the education system of Tanzania, the ways to solve them and the prospects for development are determined. The activities of the Representative Office of the Federal Agency for the Commonwealth of Independent States, Compatriots Living Abroad, and International Humanitarian Cooperation, which is the coordinator of the promotion of the Russian language and culture in Tanzania, are described in detail. The factors influencing the demand for the Russian language, increasing motivation to study it and the demand for Russian education in general among the youth of Tanzania, as well as the formation of a positive image of Russia in the minds of Tanzanians, are identified. The conditions, «deficits» and potential «growth points» of the promotion of the Russian language in the education system of Tanzania are determined. The article presents the results of the survey conducted during the official visit of the delegation of the Samara State University of Social Sciences and Education to Tanzania, which determined the future prospects of the study, which will result in designing a modular training program for teachers of Russian as a foreign language for educational organizations of the United Republic of Tanzania in the system of Russian teacher training education, including a Russian as a foreign language course at a preparatory department, bachelor’s and master’s degree programs and advanced training for teachers of Russian as a foreign language.

Samara Journal of Science. 2023;12(4):181-188
pages 181-188 views
Formation of students’ value attitude towards health in physical education classes
Volov V.T., Serper S.A.
Abstract

The article poses the problem of educating students focused on preserving and strengthening health. The specificity of value as a relationship and as a value is revealed and the relationship between the concepts of «value» and «attitude» is revealed. It is substantiated that health, acquiring significance for the student, is thereby endowed with personal meaning, acquiring the status of value. The features of the value attitude towards health as a structural formation, the components of which have specific content, are revealed. The structure of students’ value attitude towards health is determined, including cognitive, motivational-value and behavioral components. The content of the components of students’ value attitude towards health is revealed: knowledge about human health, about a healthy lifestyle (cognitive component); the values of «health», «healthy lifestyle», «responsibility», «independence», which take the form of motives for the student’s activities to preserve and strengthen his own health (motivational-value component); actions and actions aimed at preserving and strengthening health – physical activity, proper nutrition, etc. (behavioral component). The possibilities of physical education classes at a university in forming a value-based attitude towards health among students are revealed. The choice of methods is substantiated to effectively form the cognitive component of students’ value attitude towards health (methods such as story, explanation, clarification), the motivational-value component (ethical dialogue, discussion, example, situation of value choice), and the behavioral component (exercise and training). Examples are given of the use of explanation, ethical dialogue, and situations of value choice in physical education classes at a university in order to form students’ value-based attitude to health.

Samara Journal of Science. 2023;12(4):189-194
pages 189-194 views
Methodology of designing a professionogram of a technosphere safety specialist
Gorina L.N., Denisova O.P., Freze T.Y., Panishev A.L.
Abstract

The training of specialists for industrial areas and individual industries implies the availability of professional competencies that allow them to perform functional duties efficiently and efficiently. The specifics of professional activity can be expressed by a list of competencies that describe the field of tasks of specialists, their knowledge, skills, competencies, requirements for a specialist, both in terms of theoretical knowledge and practical experience, and personal components necessary for the performance of duties. Is it possible today to talk about a certain set of competencies for a particular profession or activity? There are various types of descriptions of professional activities of specialists: job descriptions, qualification reference books, professional standards, models of specialists, occupational descriptions, professional or qualification structures. Such a variety of formats for describing a profession, type of activity implies their different content, depending on the goals, design tasks, expected result of the project, characteristics of the employee’s activity, data necessary for accounting and control of the result. The purpose of the professionograms is to describe the necessary and sufficient competencies for a particular specialist. Such a description becomes a roadmap for obtaining professional education, for activities, for professional retraining and certification of a specialist. The methodology of designing professionograms is based on an algorithmic approach that allows describing the universal process of developing a professionogram for a specific field of activity.

Samara Journal of Science. 2023;12(4):195-200
pages 195-200 views
Technology of formation of professional subjectivity of the future teacher
Dmitrochenko T.V.
Abstract

The article considers the issues of forming the professional subjectivity of future teachers. The article presents an analysis of the literature on the studied issues related to the subjectivity of the student (works by A.V. Beloshitsky, E.N. Volkova, A.V. Gvozdeva, M.V. Isakov, A.D. Kariev, L.G. Maidokina, etc.). Taking into account the specifics of the conditions of vocational pedagogical education, the author’s definition of the professional subjectivity of the future teacher was proposed, which is considered as a complex integrative personality quality that allows the future teacher to make an independent professional choice, plan, organize and evaluate his activities and the activities of students. The article examines the technological aspects of the formation of professional subjectivity of students-teachers. The theoretical and empirical substantiation of the technology of formation of professional subjectivity of future teachers in the process of mastering the content of pedagogical disciplines was presented. The issues of development of pedagogical technologies reflected in the works of V.P. Bespalko, M.V. Klarin, G.K. Selevko, V.A. Slastenin and others were considered. The article describes the components of the developed technology: the conceptual part (philosophical ideas of the subject and the subjectivity of personality, concepts of formation of professional subjectivity of a future specialist, etc.), the substantive part (goals of technology implementation and the content of education), the procedural part (a set of stages, organizational forms and teaching methods used educational technologies). The article also describes the implementation of the stages of technology for the formation of professional subjectivity of future teachers in the process of mastering the content of pedagogical disciplines by students (preparatory, activity, reflexive). The results of the implementation of technology for the formation of professional subjectivity of future teachers in experimental work are presented.

Samara Journal of Science. 2023;12(4):201-205
pages 201-205 views
Career and educational trajectory of Bachelors of Applied Informatics at a regional university: aspects of design and implementation
Dobudko T.V., Makarov S.I., Pugach O.I.
Abstract

This article analyzes a complex set of personnel training problems for the digital economy. The authors note that the mechanical increase in budget places in the system of higher and secondary vocational education is not enough to provide the IT segment of the labor market in Russia, which is related both to the quality of training of specialists and to the career expectations of graduates. The author’s definition of the student’s career and educational trajectory is given. As one of the possible solutions, an integrative-micromodular approach is proposed, the key element of which is the cooperation of the student, the university and potential employers in designing and implementing an effective career and educational trajectory for each student. The authors note significant differences in the goals, resources and strategies of federal, national and regional universities, while focusing on the latter. Using the example of bachelor’s degree training in the field of Applied Informatics 09.03.03, the issues of work and part-time work of students during the study period, the influence of this factor on the career and educational trajectory are analyzed in depth. Examples of the implementation of micromodules «career stage» in the disciplines of «Programming», «Databases», «Information Systems Design», «Software Engineering», «Data Analysis», «Cloud services», «Web programming» are considered. The strategy of using psychosemantics methods for recognizing and clarifying the image of a future profession, professional self-reflection and, possibly, professional trials is described.

Samara Journal of Science. 2023;12(4):206-212
pages 206-212 views
Network social capital as a subject of research in education
Kildyushkin V.M.
Abstract

The article contains the results of a comparative analysis of the main approaches, directions and methods for studying network social capital in the social sciences and humanities in order to identify the latest and promising scientific areas in specific scientific disciplines. The article notes the growing interest of scientists from various fields – philosophers, sociologists, political scientists, economists and lawyers, teachers and psychologists in the study of the phenomenon of network social capital as a complex and multifaceted category that generates a plurality of approaches and methods for studying its genesis, types, formation mechanisms and measurement parameters. To achieve this goal, multidisciplinary and integrated approaches to research, methods of comparative analysis and classification of information, bibliographic analysis are used. On the basis of the analysis, the essential methodological foundations of the study of network social capital are revealed, the relationship of the methods used (quantitative, qualitative and mixed) with the profile of the scientific discipline that studies network social capital is shown. It is indicated that each scientific discipline brings unique ideas and methods to the study of social capital, including qualitative and quantitative, mixed methods, network analysis, experiment, etc. The author reveals the urgent need for the integration of methodological approaches and research methods of network social capital as an independent field of research based on the synthesis of ideas, concepts and principles of polydisciplinarity and interdisciplinarity.

Samara Journal of Science. 2023;12(4):213-218
pages 213-218 views
Pedagogical conditions for improving the natural science education of students – future teachers at the stage of post-non-classical science
Kolysheva T.A., Levina S.V.
Abstract

The article is devoted to the problem of natural science education of pedagogical university students in the context of the transition of fundamental science to a new paradigm. The article substantiates the key role of natural science education in the formation of the worldview of humanities students and the scientific style of thinking. The article presents the main provisions of the post-non-classical worldview, highlights the main differences between the non-classical and post-non-classical paradigms, and characterizes the stages of students mastering the basics of the post-non-classical paradigm. The authors put forward pedagogical conditions for the natural science education of students – future teachers in the context of a change in the fundamental scientific paradigm: the selection of the content of the studied material and bringing it into line with the conclusions of post-non-classical science, and a cultural approach that allows you to see all education through the prism of the concept of culture, all branches of which are interconnected. In the course of work on the topic, theoretical research methods (theoretical analysis of literature and generalization of pedagogical experience) and empirical methods (observation, questioning and conversation).

Samara Journal of Science. 2023;12(4):219-223
pages 219-223 views
Methodological aspects of professionally-oriented mathematics education for students of technical university
Kochetova N.G., Stelmah Y.G., Kochetova T.N.
Abstract

This paper examines the problems of teaching mathematics at a technical university in the context of new educational standards. In the context of studying this discipline, the curriculum of the bachelor’s degree 12.03.01 Instrument Engineering is analyzed, focusing on the current Federal State Educational Standard of higher education. The study of this discipline is aimed at the formation of both general professional and professional, as well as universal competencies. At the same time, a comparison of two generations of standards (current and previous) of higher education in the chosen field of study made it possible to establish the transfer of a significant number of classroom hours to independent work of students. The established fact necessitates the introduction of modern methods, forms and conditions of the organization into the learning process. The study was conducted on the basis of Samara State Technical University. The aim of the study is to determine the pedagogical conditions for the organization of the educational process, which make it possible to more effectively prepare students of a technical university for future professional activity. The pedagogical conditions were developed taking into account the orientation of the learning process towards digitalization, the introduction of information technologies, the development of financial literacy of students, as well as the activation of their independent activities and cognitive interest. The article presents the implementation of these conditions in the educational process of Samara State Technical University.

Samara Journal of Science. 2023;12(4):224-227
pages 224-227 views
The state of formation of vocal-pedagogical culture among future music teachers
Liu B., Kislyakova Y.N.
Abstract

The article analyzes the level of formation of vocal pedagogical culture among future music teachers. The formation of a vocal pedagogical culture is an important task that helps them effectively train and educate students in the field of vocal art. There is a problem in the education of students – a decrease in the level of artistic and aesthetic needs. Most students prefer to listen to samples of low-quality mass youth music that does not meet the criteria of artistry. One of the reasons for determining the unformed musical and aesthetic taste of the younger generation is the lack of information about artistic examples of vocal culture and domestic and foreign performance. In this context, special attention should be paid to the training of vocational education specialists who are capable of creating an alternative to pop culture, preserving and enhancing the best traditions of professional musical art. To solve this problem, it is necessary to obtain special theoretical knowledge that will contribute to the development of the performing culture of the future music teacher. In the framework of our research, the concept of vocal pedagogical culture is considered as a certain integrative quality of a person, which includes a value attitude towards the heritage of humanity in the field of various types of singing activities, a high level of professional abilities (in the field of vocal pedagogy), a high vocal and performing level, as well as creative component in vocal and pedagogical skills.

Samara Journal of Science. 2023;12(4):228-232
pages 228-232 views
Tests in Moodle: optimizing the educational process for students of technical specialties
Novoderova A.P.
Abstract

The article considers introduction and use of test items in Moodle system with the purpose of improvement. This study considers the challenges faced by university teachers and students of technical specialties in the modern educational environment. It emphasized the need to develop not only theoretical, but also practical skills. The role of electronic learning tools is highlighted, the importance of online platforms, namely the Moodle distance learning system, is emphasized. The main focus of the article is the application of tests on the Moodle platform in order to optimize the educational process and assess the performance of students of technical specialties. The study is the results of a survey of university teachers and students of Institute for Cybersecurity and Digital Technologies and Institute for Advanced Technologies and Industrial Programming of MIREA – Russian Technological University on the use of Moodle and the use of tests to assess knowledge. The work also covers various aspects of the use of Moodle in the educational process, focusing on the development of practical skills and effective assessment of learning achievement. University teachers shared their experience of using Moodle for educational purposes, identifying the advantages and features of introducing test items in the system. The students expressed their opinion about the perception of the platform as well as the level of satisfaction. The results of the survey were presented as quantitative and qualitative data and subsequently analysed statistically. It also focused on the advantages and limitations of using Moodle in technical education from the point of view of the participants in the process. These findings can be a valuable resource for educators as well as for platform developers seeking to improve functionality tailored to the needs of technical education programs.

Samara Journal of Science. 2023;12(4):233-241
pages 233-241 views
Possibilities of the academic discipline «Pedagogy» in the development of critical thinking of students – future teachers
Semenova O.M.
Abstract

The article provides the author’s definition of the concept of «teacher critical thinking.» The potential of the academic discipline «Pedagogy» is revealed in the formation of critical thinking of students – future teachers. The possibilities of lectures and seminars in the development of critical thinking of students at a pedagogical university are outlined. Lectures allow you to demonstrate manifestations of critical thinking in the professional activities of a teacher: mechanisms for choosing methods, techniques, means of teaching and education, ways of constructing lessons and extracurricular activities. Seminar classes contribute to the development of students’ ability to detect the supra-situational problematic nature of a pedagogical situation, the formation of intellectual and personal qualities necessary for making pedagogical decisions. The logic of how students solve pedagogical situations is proposed, which contributes to the formation of critical thinking of future teachers: 1) orientation of students in the situation (analytical process), which becomes the starting point for determining the pedagogical task (constructive process); 2) obtaining information about the teenager (analytical process), on the basis of which the process of interaction with the teenager is organized (constructive process); 3) analysis of the achieved results (analytical process), leading to the determination of directions for further activities (constructive process). Examples are given of the formation of critical thinking of students – future teachers at lectures and seminars in the academic discipline «Pedagogy».

Samara Journal of Science. 2023;12(4):242-246
pages 242-246 views
Digital educational content compilation sources
Sidorov A.A., Vasilieva D.I.
Abstract

The development of digitalization of higher education leads to the emergence of new methods and means of learning. At present, information technologies are increasingly used, including distance learning, digital sources are used to create educational content, which opens new prospects for increasing motivation to study disciplines, activation of students’ activity in the learning process and, in general, for the professional success of university graduates. The article analyzes digital sources of spatial educational content compilation in mastering ecological and environmental educational disciplines and materials (by the example of bachelor’s training in the direction 21.03.02 Land management and cadastres). It is important for future specialists in the field of land management and cadastre to be able to use a variety of digital sources of data on the current state of land resources in their daily activities. The information sources in the form of spatial positioning public services, interactive topographic, geological and hydrological map, the map of dangerous exogenous geological processes manifestation, the map of territory functional zoning, the website of the Russian Federation hydrometeorological service management are shown and verified. It is important to use up-to-date geo-ecological and land-cadastral information when studying natural science disciplines, it is inadmissible to study outdated literary materials, inaccurate and unreliable data from electronic sources.

Samara Journal of Science. 2023;12(4):247-251
pages 247-251 views
Justification of the term «professional self-realization of students»
Fedorova M.A.
Abstract

The relevance of the article is determined by the uncertainty of the terms «self-realization» and «professional self-realization» used in modern pedagogical research. It is proved that the term «professional self-realization» is applicable to the higher education system, since, according to the Federal State Educational Standard, students must master both general and professional skills. In addition, the person’s professional development is continuous. The article analyzes and substantiates the content of the term «professional self-realization of students» in pedagogy. The terms «self-realization», «professional self-realization», «pre-professional self-realization», «pre-professional self-realization» are defined; the features of their use in scientific literature are analyzed. It is proposed to use the generic concept of «professional self-realization» in relation to school, college or university stages. Professional self-realization is presented as a long and multidimensional process involving the formation, self-determination and personal development within a profession, starting from the first courses of study at a university. The content and difference of professional self-realization at the university and at the enterprise are described. Examples of multidimensional cooperation and joint educational programs with enterprises are given.

Samara Journal of Science. 2023;12(4):252-255
pages 252-255 views
The possibility of forming the physical culture of the personality of adolescents
Fedotova G.G., Yakimova E.A., Tarasova S.V., Dyakov N.V.
Abstract

The article outlines and argues the question of the formation of physical culture of a teenager’s personality. Some technological techniques related to the process of forming the physical culture of a teenager’s personality are presented, which are reflected in pedagogical theory and practice and take into account all the positive aspects in the conceptual approaches proposed by various authors. These are: the humanistic orientation of education and recognition of the teenager’s inner potential for self-development in order to introduce him to the values of physical culture; the development of the adolescent’s own personal functions (motivation, reflection, self-realization) based on personality-oriented learning technologies. The focus is on the socio–cultural aspect of personal physical culture (first of all, a teenager’s conscious attitude to physical condition, motivation and value orientations for the manifestation of effectiveness in physical culture and sports; the desire to constantly engage in physical exercises based on physical education, the humanization of the educational process as one of the key areas for improving physical education of adolescents), which determines the problem field in the development and formation of a teenager’s personality. This circumstance is explained, in our opinion, by the correct and, perhaps, achievable goal of the process of physical education in secondary education.

Samara Journal of Science. 2023;12(4):256-260
pages 256-260 views
Personally oriented model of education in the context of the concept of spiritual and practical development of the world in morality
Tsepkova A.N.
Abstract

The article outlines the importance of a personality-oriented model of education in the field of a harmonious combination of the interests of the individual, consisting of free self-development and preservation of individuality, and the interests of Russian society, the most important of which is the self-development of each of its members under the sign of morality. The theoretical foundations of a personality-oriented model of education are outlined: the value of the student’s personality; education of a person of culture as the goal of personality-oriented education; subjective experience of the individual as its content. It is proposed to consider a personality-oriented model of education as a theoretical construct formed by cognitive, axiological, activity-creative and personal modules, including knowledge, values, methods of activity and creativity, personal characteristics, respectively. The content of the activity-creative module is supplemented with such a component as a way of mastering the world in morality. The main provisions of the concept of spiritual and practical mastery of the world in morality are revealed: the mastery of the world by a person in morality presupposes knowledge of morality, which appears not in an explicit form, but in a transformed form – through a special method of assessment, through requirements; the individual not only assimilates moral demands proposed from the outside, but is an active subject in their development. The role of moral consciousness in a person’s spiritual and practical mastery of the world in morality is revealed, providing a search for the value-normative meaning of people’s actions and relationships, on the basis of which the relationships between people are assessed. It is substantiated that students’ spiritual and practical mastery of the world in morality is possible within the framework of a personality-oriented model of education.

Samara Journal of Science. 2023;12(4):261-264
pages 261-264 views

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