Results 31 to 40 of about 103,759 (239)

The Twentieth-Century Urals Economy in Historical Perspective [PDF]

open access: yes, 2015
The article discusses major works on economic history published by Urals scholars over the past few decades and outlines the main stages of their research development.
Guanshan, Ch.   +2 more
core   +2 more sources

Fish Assemblages from the Middle–Upper Devonian of the Middle Urals, Russia

open access: yesUchenye Zapiski Kazanskogo Universiteta. Seriya Estestvennye Nauki, 2022
New assemblages of diverse fishes from the Givetian–Famennian were described in six sections in the Middle Urals: Pokrovskoe, Baronskaya, Sulem, Pershino, Yokva, and Vilva. Diademodus, Wellerodus, and Mimipiscis genera were discovered in the Urals for the first time.
openaire   +2 more sources

Archaeological Studies of M.G. Moshkova in Orenburg Region in the 1950–1960s and Their Significance for the Volga-Ural Region Archaeology

open access: yesНижневолжский археологический вестник, 2019
The article considers the activity on studying archaeological sites of the Bronze Age, the Early Iron Age and the era of the Middle Ages in the east of Orenburg region performed by M.G. Moshkova in the 1950th – 1960th.
Andrey A. Evgen’ev
doaj   +1 more source

Host species determines egg size in Oriental cuckoo [PDF]

open access: yes, 2018
© 2018 The Zoological Society of London.The Oriental cuckoo Cuculus optatus is an obligate brood parasite associated with species of the genus Phylloscopus.
Bachurin   +54 more
core   +2 more sources

Deep Hydrocarbon Cycle

open access: yesGeophysical Monograph Series, Page 329-339., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Vladimir Kutcherov   +3 more
wiley  

+1 more source

The reproduction trajectories of institutions in relation to social isolation of individual population groups in regions of Russia [PDF]

open access: yes, 2015
This article deals with spatial socio-demographic isolation as a factor of the existing settlement system in Russian regions. Theoretically, the phenomena of solitude and social isolation have their own demographic, socio-economic, and psychological ...
Berzin, B. Yu.   +2 more
core   +2 more sources

Modern ecological problems of restoration and conservation of the sturgeon population in the Ural River basin

open access: yesЮг России: экология, развитие, 2023
Aim. The aim of this study was to conduct an analysis of long‐term changes in the number of sturgeon populations and its relationship with the fishing regime and the current state of the Ural River basin, as well as develop measures for the conservation ...
K. M. Akhmedenov, A. A. Chibilev
doaj   +1 more source

Infrastructure coverage of the ural federal district regions: assessment metodology and diagnostic results [PDF]

open access: yes, 2015
The article examines the infrastructure as one of the essential elements in the economic system. The authors consider the development stages of this concept in the scientific community and provide the opinions of a number of researchers as to the role ...
Kashina, T. O., Pykhov, P. A.
core   +2 more sources

Owls as bioindicators: their spatial and temporal aspects in Eastern Europe [PDF]

open access: yes, 2019
The article presents the unique results of a study of the spatial distribution of owls in the territory of the Republic of Tatarstan by season of the year on long-term data. Ravkin’s transect method was used to census fixed randomly selected plots spread
Askeyev, Arthur   +2 more
core   +2 more sources

CATTLE BREEDING OF THE SOUTHERN TRANS-URALS POPULATION IN THE EARLY IRON AGE

open access: yesНижневолжский археологический вестник
The research aims to elaborate on the cattle breeding model of the Early Iron Age populations from the Southern Trans-Urals forest-steppe and steppe.
Aleksandr Tairov
doaj   +1 more source

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