Shangrao Normal University
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Publications
958
Citations
9 690
h-index
41
Top-3 journals
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Physical Review A
(36 publications)
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International Journal of Theoretical Physics
(22 publications)
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Acta Crystallographica Section E Structure Reports Online
(11 publications)
Top-3 organizations
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Nanchang University
(48 publications)
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Nanjing University
(46 publications)
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Hangzhou Normal University
(43 publications)
Top-3 foreign organizations
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Max Planck Institute for Mathematics in the Sciences
(18 publications)
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Wonkwang University
(12 publications)
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University of Peshawar
(7 publications)
Most cited in 5 years
Found
Publications found: 290
Comparison of water levels of the Angrapa river in the middle of the 20th and early 21st century
Akhmedova N.R., Wall E.V., Naumov V.A.
The results of a comparative analysis of the characteristic water levels in the Angrapa River (Berestovo gauging station, Kaliningrad region) in the middle of the 20th and at the beginning of the 21st century are presented. A number of average annual discharges of the Angrapa river (Berestovo gauging station) have been restored for analogue rivers. It has been established that the average long-term levels of the Angrapa river have decreased over the period under review. At the beginning of the 20th century, intra-annual changes in water levels with a spring flood peak, summer-autumn low water and rises during rain floods on the Angrape River were noted in less than half of the cases. In the 21st century, such a change occurs only in some years, in other years there are several rises in the water level, from December to March-April. The highest level in the Angrapa river (Berestovo gauging station) was recorded during a rain flood. The hydrological regime of a water body has a significant impact on the conditions for the existence of ecosystems, the level regime of a river significantly affects the floodplain ecosystem. The data obtained can be used in the development of environmental measures.
The efficiency assessment of short-term maximum flood level forecast methodology in the upper and middle course of the Tsna river
Dudnik S.N., Bukovskiy M.E., Semenova A.V.
A significant rise in water levels in the rivers during the spring flood and the release of rivers to the floodplain is the main danger in this period for nearby territories and people living there. This phenomenon can lead to flooding of large areas, significant economic losses, environmental damage, and threaten the health and life of local residents. Such negative consequences of high floods are typical for the Tambov region rivers, which indicates the need to develop an effective system for forecasting and preventing maximum flood levels. The climatic changes that have taken place over the past few decades, which are also reflected in the rivers’ water regime, show the need to modernize existing forecasting methodologies. In this paper, the authors have demonstrated the results of the effectiveness assessment of the existing methodology for short-term forecasting of the maximum flood level on the Tsna River at two gauging stations (“Kuzmino-Gat” and “Tambov”). Calculations were made using modern data in accordance with this methodology and a comparative analysis was carried out with the calculations of previous years. Based on this analysis, an assessment of the flood levels forecast methodology accuracy was given. According to the study results, it was found that the existing methodology for short-term forecasting of the maximum flood level on the Tsna River is largely ineffective nowadays with regard to modern conditions of spring flood runoff formation. In the analysis of the Kuzmino-Gat gauging station, the values of the maximum flood levels obtained by the reanalysis method according to the tested methodology using modern data showed significant deviations from the actual observed values. At the same time, for the operational forecast of maximum water levels at the Tambov gauging station, it is possible to use the correlation dependence with the observed water levels at the Kuzmino-Gat gauging station, as before. The correlation coefficient with modern data was 0.96. The authors have highlighted the main drawbacks of the existing methodology and made suggestions for improvement, in particular, what factors need to be analyzed in order to clarify the forecast.
Particular, the content of heavy metals in drinking water in the south of Central Siberia
Pobilat A.E., Kirichuk A.A., Baranova O.V.
One of the conditions for the normal functioning of a living organism is a constant supply of clean and high-quality drinking water. This is also true for the population. Therefore, during the study, the characteristics of the content of heavy metals in drinking water in the south of Central Siberia were studied. During the work, the following tasks were solved: the content of heavy metals in drinking water was determined; the obtained values were compared with the maximum permissible concentrations of heavy metals; peculiarities of the content of heavy metals in various regions of the south of Central Siberia were identified. During the study, the following results were obtained. The water used for household and drinking needs by the population of the region is safe for use, since the maximum permissible concentrations for heavy metals are not exceeded. However, it can be noted that water samples taken in villages reveal a higher average content of the studied metals. The highest content in drinking water is typical for zinc, but the given values do not exceed the maximum permissible concentration for this element (5 mg/ml). The lowest content in the studied water samples is typical for mercury, the maximum permissible concentration for which is 0.0005 mg/ml.
Studying the mechanism of action of new derivatives of quinoxalin-1,4-dioxide on the model organism Mycobacterium smegmatis
Vatlin A.A., Frolova S.G., Bekker O.B., Danilenko V.N.
According to the World Health Organization (WHO), antibiotic resistance is currently one of the most serious threats to human health, food security, and development. Tuberculosis (TB) remains one of the deadliest bacterial diseases. The primary challenge in treating tuberculosis infection is the emergence of strains with multidrug resistance (MDR) to 4-9 drugs. The emergence of bacterial strains with MDR is a consequence of patients’ insufficient adherence to treatment, interrupted therapy, improperly prescribed courses of chemotherapy, and, according to recent data, the accumulation of antibiotics in the environment, which can activate the natural drug resistance system in bacteria. The consequences of MDR to antibiotics include prolonged hospitalizations, increased medical expenses, and mortality. Therefore, the task is to develop new effective antibacterial agents with novel mechanisms to reduce the emergence of bacterial resistance. In this study, we investigated the mechanisms of action of new promising antimycobacterial derivatives of quinoxalin-1,4-dioxide on the model organism Mycobacterium smegmatis .
Technology for reducing gas emissions from livestock farms
Bondarenko N.B., Kondakova N.V., Starovoytov S.V., Butko D.A.
The study provides an overview of methods for neutralizing pollutants from emissions from livestock facilities. The principal possibility of gas purification with the use of sorbents based on natural materials is presented. Pilot tests were conducted on the territory of an operating livestock farm in the Republic of Kalmykia. During the experiment, the type of sorption loading of the biofilter varied, which made it possible to assess the basic requirements, engineering fundamentals, principles of operation, applicability, economic efficiency and potential failures of the proposed method.
Experimental evaluation of the protective properties of a humic preparation in relation to cultivated plants under salt stress
Galchenko S.V., Cherdakova A.S.
In connection with the widespread problem of soil salinity, the issue of increasing the salt tolerance of cultivated plants is becoming increasingly important. In this aspect, humic substances and preparations based on them are very promising. The aim of the study was to evaluate the effect of humic preparations on agricultural crops and lawn cereals under salt stress. Under laboratory conditions, the protective properties of the humic preparation «Ekorost» were evaluated in relation to the industrial crop Brassica rapa L. and to lawn grasses under the influence of salt stress induced by excessive concentrations of sodium chloride and anti-icing agent. It was revealed that the humic preparation «Ekorost» exhibits protective properties in relation to the indicated test cultures under conditions of artificially simulated salt stress, which is expressed in a noticeable stimulation of their germination and growth processes. In all the experiments, the most effective was a 0.1% aqueous solution of the drug «Ekorost», which allows us to recommend it in the indicated dosage to increase the salt tolerance of oil radish ( Brassica rapa L.) and lawn cereals.
Horizons of biotechnology in Russia’s animal husbandry
Mironova O.A., Lesnov A.P., Karmazin A.P.
This study opens a series of articles on current trends in the development of innovative biotechnologies. They consistently describe the unlimited possibilities of the world of microorganisms - the microcosm, the mechanisms of which humanity can use for creative purposes, control and manage existing biotechnologies, applying them for the benefit of humanity. Adhering to the unshakeable opinion that the Microcosm is not a Warrior, the Microcosm is a worker…
Features of the relationship between elemental composition and immune reactions in representatives of ethno-demographic groups of the North-East of Russia
Gorbachev A.L., Kirichuk A.A., Pokhilyuk N.V.
The content of some chemical elements that support immune responses (selenium, zinc, iron, iodine) was analyzed among representatives of the ethno-demographic groups of the North-East of Russia - natives (Chukchi, Koryaks, Evens), mestizos, and newcomers. A potential risk group for the development of hyposelenoses is the Koryak ethnic group. The minimum values of zinc were found among the Chukchi. In representatives of all ethno-demographic groups, the iron content was within the reference values, but its maximum values were noted in the newcomers. The maximum iodine levels are also characteristic of the newcomers. Comparable iodine content was noted in the Evens group. Features of the elemental status (selenium, zinc, iron, iodine) in the inhabitants of the north indicate that among the ethno-demographic groups, it is the aboriginal ethnic groups that are most predisposed to the development of immunodeficiency states.
Research on carbon balance in Japan
Bancheva A.I.
The article presents an overview of scientific publications on the subject of the study «carbon balance in terrestrial ecosystems», made for the territory of Japan and indexed in the Scopus database for the period 2017-2021. Within this theme, the areas with the highest number of articles are highlighted: carbon fluxes in soils, carbon stocks in above ground phytomass (mainly studies of the ecosystems of Hokkaido), features of carbon dioxide sequestration by various plant species typical for Japan, as well as the carbon balance dynamics associated with deforestation, reforestation and natural phenomena such as typhoons. The most active in publishing activity scientific and academic institutions were identified (Forestry and Forest Products Research Institute; National Agriculture and Food Research Organization; Hokkaido University).
Bioremediation of polluted soils with pesticides using microorganisms - situation in Colombia
Zambrano-Gary C.C., Kirichuk A.A.
The analysis of the scientific literature on the subject of bioremediation in Latin America countries shows that due to the excessive and uncontrolled use of pesticides in agriculture, there are negative impacts on the environment, mainly on soil and water, as well as on human health. However, through processes such as bioremediation, which utilize the metabolic potential of microorganisms such as bacteria and fungi, it is possible to reduce the impact of pesticides on the environment and human health, which are key factors for achieving sustainable development. Colombia has a severe pesticide pollution problem, as the uncontrolled use of pesticides has affected not only the environment but also human health. Thus, bioremediation is a good alternative to the restoration of a polluted environment and the reduction of its impact on human health.
Assessment of water quality of Shlinsky reservoir by hydrochemical indicators
Lazareva G.A., Novikova P.V.
The paper presents the main results of assessing the water quality of the Shlinsky reservoir for the period 2015-2019. Based on the analysis of hydrochemical data obtained by standard chemical methods, according to 22 indicators. Monitoring of the reservoir water quality until 2021 was carried out by the Dubna Ecoanalytic Laboratory. The Shlinsky reservoir is located on the border of the Tver and Novgorod regions, is part of the Vyshnevolotsk water system. The reservoir provides releases for the needs of energy, water transport and improvement of water supply in Moscow. As a result of the study, priority pollutants were identified, the water quality of the reservoir was assessed based on the results of calculating the water pollution index (WPI) and the specific combinatorial index of water pollution (SCIWP). It is shown that there is no significant anthropogenic impact on the ecosystem of a water body. The water quality of the reservoir is assessed as "moderately polluted" water (according to the value of the water pollution index) and slightly polluted - polluted water (according to the value of the specific combinatorial index of water pollution).
Methodological approaches to the electromagnetic radiation effects on microorganisms
Shcheglov G.A., Masloboev V.A.
All living organisms are surrounded by natural and artificial origin electromagnetic radiation (EMR), which affects organisms. The artificial radiation sources number is increasing, but the EMR influence mechanisms on living organisms have not yet been fully investigated, despite the large number of studies. However, understanding the EMR action mechanisms can give impetus to the development of various biotechnologies. To solve the problem of understanding the EMR effects on organisms and develop new biotechnologies, it is necessary to apply new research methods. Therefore, the study of research methods is an urgent task. This research is a review of studies and research methods on the effects, of EMR on organisms. It brings together studies that consider different approaches to the study and existing hypotheses of the mechanisms of radiation effects. The aim of the paper is to review and evaluate methodological approaches to investigate the effects of EMR. The paper considers research on the EMR effects on microorganisms, eubacteria. Based on the results of the work, it is proposed to study the effect of radiation lasting several hours. As well as to apply spectrophotometry and fluorimetry methods.
Comprehensive water quality assessment of surface sources in the city of Latacunga and the canton Pedro Vicente Maldonado in Ecuador
Salazar Flores C.A., Kurbatova A.I., Mikhaylichenko K.Y., Barannikova S.I.
A study of the quality of drinking water sources - surface waters of the river systems of the city of Latacunga and the canton of Pedro Vicente Maldonado, Ecuador, was carried out during 2018 and 2019. The general sanitary water quality index (WQI) was calculated according to Russian methods, the water quality index of the National Sanitation Foundation (NSF-WQI) of the Ecuadorian water quality regulation. Results from parameterizing the water quality, obtained by WQI and NSF-WQI methods and combined into an overall scheme, were used to generate the rating scale for assessing the hydro-ecological status of aquatic ecosystems. When carrying out a qualitative and quantitative analysis of water from river reservoirs, the excess of the threshold limit values of such indicators as the biological oxygen demand and iron was determined. The calculations show that the WQI method and the NSF-WQI method lead to similar results when assessing the water quality of both reservoir of the city of Latacunga and canton of Pedro Vicente Maldonado. According to the WQI method, the hydrological state of the reservoir of the city of Latacunga was characterized in the range of a scale from “Crisis” to “Risk”, while according to the NSF-WQI method the state was assessed as “Risk”. The hydrological state of the reservoir of the canton of Pedro Vicente Maldonado, was assessed as “Risk” by both the WQI method and the NSF-WQI method. Furthermore, in none of the water bodies under study is the environmental “catastrophe” not recorded.
Reuse of concrete and brick scrap as aggregates
Ukrainskiy I.S., Mayorova L.P., Salikov D.A., Shevchuk A.S., Chainikov G.A.
The use of industrial waste as concrete aggregates solves the problem of recycling these wastes and simultaneously reduces the volume of natural stone materials extraction and, consequently, decreases the environment load associated with their extraction. The special military operation caused a large amount of concrete and brick scrap from the emergency buildings demolition. To substantiate the possibility of recycling the mentioned construction wastes by means of their application as concrete aggregates, the authors have reviewed research works in this area, made a plan of the experiment, determined physical and mechanical characteristics of rubble from the studied materials and cement concrete on its basis. The results of the experiment have been analyzed and conclusions about possibility to use concrete and bricks scrap as aggregates in concrete have been formulated.
Attractiveness of sports facilities and mass recreation and physical culture zones for birds
Rakhimov I.I., Ibragimova K.K.
Birds inhabiting urban areas in the process of urbanization acquire a variety of adaptations to new habitat conditions. Sports facilities, areas for mass recreation and physical culture of citizens have become a characteristic mandatory component of urban development. Trophic connections and numerous behavioral reactions, specifically related to the specifics and nature of the use of physical culture objects, have been revealed.
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