Results 31 to 40 of about 89,782 (303)

СOMBINED ROTARY-WELLHEAD COUNTERBALANCING OF PUMPJACK

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2019
Relevance. One of the most important factors determining the efficiency of the rod pump installation is the degree of balance in the drive. With existing balancing technologies, pumpjack units are subject to significant fatigue wear due to high loads on ...
Kamil R. Urazakov   +2 more
doaj   +1 more source

Coastal permafrost landscape development since the Late Pleistocene in the western Laptev Sea, Siberia [PDF]

open access: yes, 2011
The palaeoenvironmental development of the western Laptev Sea is understood primarily from investigations of exposed cliffs and surface sediment cores from the shelf.
Andreev, Andrei   +6 more
core   +1 more source

Governor-General N. G. Kaznakov on most important issues of governance in Western Siberia [PDF]

open access: yesОмский научный вестник: Серия "Общество. История. Современность", 2019
The article analyzes the content of records management documents related to the performance of the activities of the Governor-General of Western Siberia N. G. Kaznakov.
V. V. Germizeeva
doaj   +1 more source

Methane emissions from western Siberian wetlands: heterogeneity and sensitivity to climate change [PDF]

open access: yes, 2007
The prediction of methane emissions from high-latitude wetlands is important given concerns about their sensitivity to a warming climate. As a basis for the prediction of wetland methane emissions at regional scales, we coupled the variable infiltration ...
Bohn, T. J.   +6 more
core   +1 more source

Fleas (Siphonaptera) of small mammals in the northern taiga of Western Siberia

open access: yesРоссийский паразитологический журнал, 2023
The purpose of the research is to identify the composition of fleas, and infection rates in small mammals in the northern taiga of Western Siberia; and to summarize information on fleas in the studied area. Materials and methods.
V. P. Starikov   +3 more
doaj   +1 more source

A Second Mortuary Hiatus on Lake Baikal in Siberia and the Arrival of Small-Scale Pastoralism [PDF]

open access: yes, 2017
Peer reviewedPublisher ...
Kharinskii, Artur A.   +3 more
core   +1 more source

Oligochaetes in the water ecosystems of Western Siberia

open access: yesInternational Journal of Environmental Studies, 2017
AbstractThis article presents the species composition of aquatic oligochaetes (Oligochaeta) in the various regions of Western Siberia. The history of the study of aquatic oligochaetes of Western Siberia is briefly reviewed. The importance of oligochaetes in water bodies is also evaluated.
Zalozny, Nikolay A., Vorobiev, Danil S.
openaire   +3 more sources

Radial growth and percent of latewood in Scots pine provenance trials in Western and Central Siberia [PDF]

open access: yesСибирский лесной журнал, 2016
Percent of latewood of Boguchany and Suzun Scots pine climatypes has been studied in two provenance trials (place of origin and trial place). For Boguchany climatype the place of origin is south taiga of Central Siberia (Krasnoyarsk Krai), the place of ...
S. R. Kuzmin, R. V. Rogovtsev
doaj   +1 more source

Analysis of migration processes based on census data [PDF]

open access: yes, 2016
The subject matter of research is the internal migration processes of the Russian population in the period from the 1960s to 2010. The research is based on the data about the territorial population flows published in the all-Union census materials of ...
Grebenyuk, A. A.   +3 more
core   +1 more source

Public Opinion of Police Activities

open access: yesСибирское юридическое обозрение, 2012
On the basis of case studies of public opinion are analyzed the peculiarities of public opinion of police activities in this article. Here are considered the factors that have permanent impact on the nature of public evaluation of professional policing.
Roman Vladimirovich Cherkasov
doaj   +2 more sources

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