Zobrazeno 1 - 10 of 34 pro vyhledávání: '"Yu. S Ravkin"'
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Akademický článek
The Common Hamster Cricetus cricetus L., 1758 in Western Siberia: the species’ past, present and future
Autor: N. S. Moskvitina, Yu. S. Ravkin, O. V. Nemoikina, E. V. Kokhonov, I. N. Bogomolova, V. V. Panov, A. A. Kislyi, A. V. Zhigalin
Publikováno v: Юг России: экология, развитие, Vol 17, Iss 2, Pp 6-18 (2022)
Aim. To analyse the data on spreading and population of the common hamster in Western Siberia from the mid‐20th to early 21st centuries and to determine the major predictors affecting these parameters.Material and Methods. Long‐term data on speci
Externí odkaz: https://doaj.org/article/fd0e5dd7afcc4ed580d5d4eb6d87150d
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5
Distribution and structure of bird assemblage in Northern Eurasia in the first half of summer
Autor: Yu. S. Ravkin, I. N. Bogomolova
Publikováno v: Povolzhskiy Journal of Ecology. :452-473
To reveal features of the distribution of birds in Northern Eurasia, the results of surveys carried out in the period from 1880 to 2019 (with interruptions and mainly since 1960) averaged over the first half of the summer (May 16–July 15) were anal
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::79e2623a88edcf4c6803305cef7c2e6a
https://doi.org/10.35885/1684-7318-2022-4-452-473
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7
Akademický článek
Comparative regionalization of Northern Eurasia by woody plants and ground vertebrates
Autor: Yu. S. Ravkin, I. N. Bogomolova, S. M. Tsybulin
Publikováno v: Сибирский лесной журнал, Vol 2, Iss 5, Pp 42-53 (2015)
According to the data borrowed from the Biodat base on areas of 536 species of wood plants by means of one of methods of the cluster analysis floristic classification is made and division into districts of Northern Eurasia is executed. Three regions
Externí odkaz: https://doaj.org/article/c767ba8506a84dd2bffd78b1c3e618a8
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8
Ecogeographical Variability of the Summer Bird Assemblage in the Pacific Part of Russia
Autor: V. G. Babenko, Yu. S. Ravkin, V. V. Pronkevich, M. S. Stishov, M. I. Lyalina
Publikováno v: Contemporary Problems of Ecology. 13:577-589
Bird counts have been carried out in 794 habitats over 59 years (in separate seasons) from 1960 to 2018. Seventy-one bird watchers participated in collecting material. Based on the results of bird counting, a hierarchical classification and structura
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8596aea342cf8ed01717c7eb78f35ae1
https://doi.org/10.1134/s1995425520060128
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9
Distribution of Norhern Red-Backed Vole Myodes rutilus (Pallas, 1779) in Western Siberia
Autor: S. M. Tsybulin, L. G. Vartapetov, I. N. Bogomolova, V. A. Yudkin, V. P. Starikov, A. A. Kislyi, V. V. Panov, Yu. S. Ravkin, S. A. Solovev
Publikováno v: Contemporary Problems of Ecology. 12:10-22
Materials collected in the flatland and highland parts of Western Siberia in the second half of the summer in 1954–2016 have been used to analyze the zonal and provincial aspects of the biotope distribution of the northern red-backed vole Myodes ru
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f7e60181e247387dc3a143ffb0a3d1c2
https://doi.org/10.1134/s1995425519010086
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10
Ecological Organization of the Spatiotypological Diversity of Amphibian, Reptile, and Small Mammal Communities in the West Siberian Plain
Autor: I. N. Bogomolova, Yu. S. Ravkin
Publikováno v: Biology Bulletin. 45:1241-1249
—The West Siberian Plain has been used as an example for the analysis of the differences in the relationships between environmental factors and diversity of amphibian, reptile, and small mammal assemblages. The species abundance and contributions t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::49f3d7e16222156dea4e950e36e6c30a
https://doi.org/10.1134/s1062359018100242
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