Results 21 to 30 of about 126,980,965 (214)

Soybean fertilization in the conditions of the Middle Volga region

open access: yesIOP Conference Series: Earth and Environmental Science, 2023
Abstract The paper considers the issues of the influence of mineral fertilizers and zeolite-based fertilizers on soybean yielding capacity. The effect of fertilizers on the nitrogen-fixing capacity of soybean (number and mass of nodules), crop yield has been analyzed.
A Kh Kulikova   +3 more
openaire   +1 more source

Middle Volga Abashevo Culture and Bell Beaker Culture: family portrait sketches

open access: yesАрхеология евразийских степей, 2022
The paper considers an analysis of the formation mechanisms of the Middle Volga Abashevo culture. It was formed in conditions of a sharp aridization of the period 2200 CalBC. Its occurrence was rapid and abrupt.
Roman A. Mimokhod
doaj   +1 more source

Regional “sociology without sociologists” in the Middle Volga Region in the Soviet Period

open access: yesDiscourse, 2022
Introduction. The article analyzes circumstances of the emergence of regional sociology in the Soviet era. To describe this phenomenon, the author applies the concept of “sociology without sociology”. This idiom means scientific and sociological activity without the participation of the professional sociological community and describes this ...
openaire   +2 more sources

Monitoring of the phytosanitary efficiency of pre-sowing spring wheat seed treatment

open access: yesBIO Web of Conferences, 2020
For the forest-steppe of the Middle Volga region, efficiency of preparations for presowing treatment of seeds as regulators of the phytosanitary state of agrocenoses and spring wheat productivity for different regionalized varieties were assessed.
Pertseva Elena V.   +4 more
doaj   +1 more source

The Toreutics of Volga Bulgaria and the Golden Horde Bulgar Ulus: problems of tradition continuity

open access: yesПоволжская археология, 2013
Peculiarities of the 11th-14th-century jewelry and the progress of jewelry-making traditions in the territory of Volga Bulgaria in the pre-Mongol and Golden Horde period are discussed.
Rudenko Konstantin A.
doaj   +1 more source

CHRONOLOGY OF PIT-COMB WARE IN THE MIDDLE VOLGA REGION (RUSSIA): 14С DATES OF ORGANIC SUBSTANCES WITHIN POTTERY MATRIX; pp. 83–95 [PDF]

open access: yesEesti Arheoloogiaajakiri, 2018
The Volga-Oka interfluve (Central Russia) Neolithic sites with Pit-Comb Ware were dated to the 3rd millennium BC by the majority of archeologists during the period of 1950–1970.
Alexander A. Vybornov   +2 more
doaj   +1 more source

Mesolithic Human Bones from the Upper Volga Basin: Radiocarbon and Trace Elements [PDF]

open access: yes, 2009
Human bones from 3 Mesolithic sites in the Upper Volga basin were analyzed for trace elements, and dated by accelerator mass spectrometry (AMS). The radiocarbon dates of the bones correspond to the Mesolithic era.
Alexandrovskaya, E.I.,   +7 more
core   +2 more sources

Buried soils of the middle part Miklashevsky II settlement (Middle Volga region)

open access: yesСоциально-экологические технологии, 2019
Maklasheevsky II settlement is a complex archaeological site, which includes settlements of the early Iron Age and the early Middle Ages, separated by more than six hundred years of natural development and transformation of anthropogenic structures ...
I.N. Spiridonova, S.P. Lomov
doaj   +1 more source

14С Data of Post-Catacomb Sites in the Volga Region and the Volga-Urals in the Context of Regional Radiocarbon Chronology

open access: yesПоволжская археология, 2023
Issues of radiocarbon chronology of Post-Catacomb cultural communities of the Volga region and Volga-Urals are considered in the article. They are represented by sites of the Volga-Don Babino culture and the Volga-Ural cultural group, which went through ...
Mimokhod Roman A.
doaj   +1 more source

Phase Diagrams of Carbonate Materials at High Pressures, with Implications for Melting and Carbon Cycling in the Deep Earth

open access: yesGeophysical Monograph Series, Page 137-165., 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 ...
Konstantin Litasov   +3 more
wiley  

+1 more source

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