Results 31 to 40 of about 126,948,222 (216)

Seasonal changes of free-radical initiated processes in cyprinids from the middle Volga river basin [PDF]

open access: yesBulgarian Journal of Veterinary Medicine, 2018
The purpose of this research was to study the free radical induced lipid oxidation in the commonest fish species inhabiting the Volga river, in the Middle Volga region of the Russian Federation, de-pending on the seasons of the year.
N. Pudovkin   +5 more
doaj   +1 more source

Diversity and development of cyanobacteria in the Volga-Caspian sea [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия Химия. Биология. Экология
Studying the development of such an important group as cyanobacteria is an integral part of environmental monitoring of the Volga-Caspian region. Based on long-term data, a comparative description of the current state of the group of cyanobacteria of the
Zimina, Tatyana Nikolaevna
doaj   +1 more source

Geoecological justification of a project of sustainable shipping on a Volga channel section in the Nizhny Novgorod region

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2021
Background. The Volga river channel with rapids limiting the navigation parameters of large-tonnage vessels between the cities of Gorodets and Nizhniy Novgorod is considered in the structure of the Unified deep-water system of waterways of the European ...
Yu. A. Mamaev   +2 more
doaj   +1 more source

Neolithic Ceramic Complex of Chekalino IV Site: morphology, technology, chronology

open access: yesПоволжская археология, 2018
The paper contains the results of studying ceramics from Chekalino IV site located on the Sok River in the Samara region. It is a reference monument in the development of the issues of the Early Neolithic of the Volga region.
Andreev Konstantin M.   +2 more
doaj   +1 more source

The Chemical Composition of 10th-Century Silver Coins from the I Semyonovo Unfortified Site (Republic of Tatarstan)

open access: yesПоволжская археология, 2013
The article presents the results of the chemical composition analysis of the Kufic coins assemblage found on the I Semyonovo site in the lower reaches of the Kama River.
Begovatov Evgeniy A.   +2 more
doaj   +1 more source

Direct Evidence of the Geographic Origins of Horse in the Yaoheyuan Site From Ningxia, China

open access: yesArchaeometry, EarlyView.
ABSTRACT In this study, It is explores the geographic origin of horses by analyzing the strontium isotope ratio of horses from the Yaoheyuan site, an important site in the northwest region of China during the Western Zhou Dynasty. The results show that most of the horses at the Yaoheyuan site were domesticated locally, while a small number came from ...
Youla Yang   +4 more
wiley   +1 more source

“We Can No Longer Live by the Domostroi”: The Riddles of Anna Nikanorovna Paskhalova‐Mordovtseva

open access: yesThe Russian Review, EarlyView.
Abstract This article analyzes the rebuses (picture riddles) of Anna Nikanorovna Paskhalova‐Mordovtseva. It argues that despite their seemingly modest nature as artefacts of everyday leisure, Mordovtseva used these puzzles to make radical claims and assert herself as a public intellectual.
Ksenia Butuzova, Julia Mannherz
wiley   +1 more source

On the Neolithic Combed Ware Assemblages of the Chuvash Volga Area

open access: yesПоволжская археология, 2013
The Neolithic comb-ornamented ceramic ware assemblages discovered in the Chuvash Volga area are analyzed in the article. The general characteristics of this ceramics, including vessel shapes, technological traits, ornamental compositions and patterns is ...
Berezina Natalia S.
doaj   +1 more source

Global Estimate of Reservoir Hydropower Storage Potential Based on SWOT Observations

open access: yesEarth's Future, Volume 14, Issue 9, September 2026.
Abstract Hydropower is pivotal to the global transition toward carbon‐neutral energy, yet its actual potential remains constrained by uncertainties. Global assessments have traditionally relied on static metrics, such as dam height, which obscure the dynamic water fluctuations that govern operational reliability.
Lin Huang   +9 more
wiley   +1 more source

From Heritage to Innovation: A Review of the Safety and Production of Aminopeptide Seasonings

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 5, September 2026.
ABSTRACT Aminopeptide seasonings, produced through proteolytic fermentation or enzymatic hydrolysis, represent a global family of ingredients with a high concentration of umami‐active free amino acids and umami‐ or kokumi‐active peptides derived from protein‐rich substrates.
José María Martín‐Miguélez   +4 more
wiley   +1 more source

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