Zobrazeno 1 - 10
of 120
pro vyhledávání: '"V N, Koshelev"'
Publikováno v:
Юг России: экология, развитие, Vol 19, Iss 1, Pp 77-84 (2024)
Study of the structural parameters of petroleum acids isolated from oil from the Priozernoye field and analysis of their possible negative impact on the environment.The object of the study is and naphthenic acids isolated from the oil of the Priozern
Externí odkaz:
https://doaj.org/article/edc89c7341974cc5919717399e96caf6
Publikováno v:
Известия ТИНРО, Vol 202, Iss 1, Pp 92-104 (2022)
Estimations of a poaching catch in the Amur estuary for kaluga and amur sturgeon are presented. Total illegal catch of these species in 2011 and 2016 is amounted as 8,300 and 15,060 ind. or 409.1 and 745.0 t, respectively. The volume of poaching on k
Externí odkaz:
https://doaj.org/article/5ed76d68a3ca435f908739fbda7bbf8c
Publikováno v:
Высшее образование в России, Vol 30, Iss 8-9, Pp 144-157 (2021)
The role and importance of oil and gas in modern society cannot be overestimated. At the turn of the 18th century, with the advent of the first signs of fuel new to the world, the Russian state attached great importance to the creation of all conditi
Externí odkaz:
https://doaj.org/article/6911cb1e2548431897c6474982f883b5
Autor:
V. N. Koshelev, N. V. Kolpakov
Publikováno v:
Известия ТИНРО, Vol 200, Iss 4, Pp 791-808 (2020)
All available data on sakhalin sturgeon Acipenser mikadoi are summarized. Its historical and modern habitats are described and their significant reduction is noted. Now the species is abundant in the Russian part of its range only — in the Tumnin R
Externí odkaz:
https://doaj.org/article/16cadd323b4c4708ad68bf87a55c0659
Publikováno v:
Высшее образование в России, Vol 29, Iss 12, Pp 9-20 (2020)
Today, in education in general and in higher education in particular, there is no more pressing problem than the organization of the educational process in the context of a pandemic that all universities in the world are facing. Also, there are no un
Externí odkaz:
https://doaj.org/article/aba844e7452f490e948e207e2dff0b48
Autor:
N. V. Kolpakov, D. V. Kotsyuk, V. I. Ostrovsky, N. N. Semenchenko, V. N. Koshelev, A. P. Shmigirilov, E. V. Ostrovskaya, E. I. Barabanshchikov, T. V. Kozlova, S. E. Kulbachny, E. V. Podorozhnyuk, O. V. Vilkina, M. E. Shapovalov
Publikováno v:
Известия ТИНРО, Vol 200, Iss 3, Pp 499-529 (2020)
Current status of aquatic biological resources in the middle and lower parts of the Amur River basin, including Lake Khanka and the Amursky Liman, is assessed. Generally high abundance of the water organisms is noted, but a downward trend is revealed
Externí odkaz:
https://doaj.org/article/5f2ba9aa3202408e84ca22948058fca7
Autor:
V. N. Koshelev, N. V. Kolpakov
Publikováno v:
Известия ТИНРО, Vol 200, Iss 2, Pp 292-307 (2020)
istribution of fishes and prawns in the Amur River (40–960 km from the mouth) is described on results of the beam-trawl survey conducted in September-October, 2003 (57 trawl stations at the depth of 1.5–23.0 m). In total, 2584 ind. of 22 fish spe
Externí odkaz:
https://doaj.org/article/3d557ab493ae4297a2eb45e45aea8ad4
Publikováno v:
Высшее образование в России, Vol 29, Iss 4, Pp 51-62 (2020)
On April 17 2020 National University of Oil and Gas “Gubkin University” celebrates 90th anniversary. The article shows that all these years the University has been strictly following the principles formulated by the founder of the university, aca
Externí odkaz:
https://doaj.org/article/33f64416365d475694f0aae9cc8f9e32
Publikováno v:
Problems of Fisheries. 23:33-43
Based on research findings from 1963–2021 the analysis of size-age indicators, qualitative structure of populations and changes in the number of kaluga Huso dauricus and Amur sturgeon Acipenser schrenckii in the river was carried out. Amur. It is e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5ecddebe522ffad17326ea3e896986f3
https://doi.org/10.36038/0234-2774-2022-23-4-33-43
https://doi.org/10.36038/0234-2774-2022-23-4-33-43
Publikováno v:
Journal of Ichthyology. 62:1394-1403
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::91eb2e934c54ae87076f9af8de032c58
https://doi.org/10.1134/s0032945222070037
https://doi.org/10.1134/s0032945222070037