Results 21 to 30 of about 46,001 (313)

Actual State and Changes of Flora and Vegetation in the Broczówka Steppe Reserve [PDF]

, 2011
This paper presents floristic characterization of xerothermic plant associations and analysis of changes of flora within Broczówka steppe reserve. The floristic research was carried out in 2004-2009.
Nowak, Marcin, Cwener, Anna
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Analysis of the geographical factors of sustainable development of municipalities in the south of the Urals and western Siberia

Юг России: экология, развитие, 2022
Aim. The aim of the study is to group municipalities by the volume (or scale) of municipal economies.Materials and Methods. On the basis of indicators of the volume of agricultural, industrial products, retail trade, investments, the cluster ...
A. A. Chibilev, V. P. Petrishchev, P. A. Kosykh   +2 more
doaj   +1 more source

Precipitation changes regulate the annual methane uptake in a temperate desert steppe

, 2021
Desert soils are an important sink of atmospheric methane (CH4) and regulate the global CH4 budget. However, it is still unclear how CH4 fluxes respond to precipitation changes in desert-steppe soils.
Wang, S., Zuo, X., Li, K., Misselbrook, T. H., Li, X., Yue, P.   +5 more
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Reserves for the Increase of Yield and Quality of Winter Wheat Grain and Their Dependence on the Heterogeneity of Crops in the Conditions of the Steppe Zone of the Orenburg Urals, Russia

Юг России: экология, развитие, 2020
Aim. Verification of scientific concepts regarding the spatial heterogeneity of field agrocenoses. Identification of the variability of phytometric and structural crop ndicators and determination of the degree of their influence on the yield and quality ...
Yu. A. Gulyanov, A. A. Chibilyov, A. A. Chibilyov Jr.   +2 more
doaj   +1 more source

Rain-fed agriculture in the steppe and forest-steppe zone of the Ural River basin and the adaptation of agricultural technologies to changing moisture availability as a way to preserve surface water resources

Юг России: экология, развитие, 2023
Aim. The aim of the research was to determine the relationship of winter wheat grain yields with meteorological parameters, the determination of the dynamics and current level and the selection and scientific justification of adaptive agricultural ...
Yu. A. Gulyanov, A. A. Chibilev
doaj   +1 more source

Assemblages of herb-dwelling spiders (Araneae) of various steppe types in Ukraine and the Central Chernozem region of Russia

, 2012
A total of 107 spider species from 15 families were recorded in the herbaceous vegetation of the steppe ecosystems of Ukraine and the Central Chernozem region of Russia. Araneidae, Thomisidae, Salticidae and Theridiidae were the most species-rich.
Polchaninova, Nina Y, Polchaninova, Nina Y.   +1 more
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Impact of Human Activities on Hydrological Drought Evolution in the Xilin River Basin

Atmosphere, 2022
The impact of human activities on the hydrological cycle makes hydrological drought no longer a natural disaster in a strict sense, and influences the stationarity of the hydrologic process. In this context, assessment methods that consider nonstationary
Wei Li, Wenjun Wang, Yingjie Wu, Qiang Quan, Shuixia Zhao, Weijie Zhang   +5 more
doaj   +1 more source

Analysis of modern problems of cooperation between the Russian Federation and the Republic of Kazakhstan in the field of environmental management and environmental safety

Юг России: экология, развитие
Aim. The problems of cooperation between the Russian Federation and the Republic of Kazakhstan in the field of nature management and environmental safety are considered.
S. V. Levykin, Yu. A. Padalko, A. A. Chibilev   +2 more
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Spatial assessment of the anthropogenic load level in the steppe regions of Russia

Учёные записки Казанского университета: Серия Естественные науки, 2019
The environment of Russia, with steppe regions in particular, is under high anthropogenic load. Due to the economic advance, natural steppe ecosystems in Russia have been subject to the anthropogenic stress for a long time.
A.A. Chibilyov Jr., D.V. Grigorevsky, D.S. Meleshkin   +2 more
doaj   +1 more source

Spatial and temporal structure of the spider community in the clay semi-desert of western Kazakhstan

, 2011
The spatial and temporal structure of spider communities was studied in the clay semi-desert of the north-western Caspian Lowland, western Kazakhstan (49°23' N, 46°47' E).
Tatyana V. Piterkina, Piterkina, Tatyana V, Piterkina, Tatyana V.   +2 more
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