Results 11 to 20 of about 155 (120)

Cold tolerance strategy and cold hardiness of the invasive zigzag elm sawfly Aproceros leucopoda (Hymenoptera: Argidae)

open access: yesAgricultural and Forest Entomology, Volume 22, Issue 3, Page 231-237, August 2020., 2020
Abstract The invasive sawfly Aproceros leucopoda causes severe defoliation of various elm species and thus can be a major pest in forest stands and urban environments. The overwintering biology of A. leucopoda has not been investigated so far; therefore, the aim of this study was to determine the cold tolerance strategy and cold hardiness of ...
Gábor Vétek   +7 more
wiley   +1 more source

Genetic differentiation of the Volga population of the eastern imperial eagle (Aquila heliaca, Falconiformes, Accipitridae) based on the cyt b gene analysis results

open access: yesИзвестия высших учебных заведений. Поволжский регион: Естественные науки, 2022
Background. Despite the study of the variability of the mtDNA control region of the esternimperial eagles in the Volga population, due attention was not paid to cyt b, the second mitochondrial marker.
M.D. Simakov   +3 more
doaj   +1 more source

Seasonal Aspects of the Diet of the Volga Population of the Eastern Imperial Eagle During the Breeding Season

open access: yesПернатые хищники и их охрана, 2023
Diet is a key factor in determining the status of large raptor populations. Regional studies of the diet of the Volga population of the Eastern Imperial Eagle (Aquila heliaca) are mainly based on the collection of food remains and scats at nesting sites.
Mikhail V. Korepov
doaj   +1 more source

Dagger From Bolshie Tarkhany With Crossguard Details In The Form Of A Relief “Comma”

open access: yesАрхеология евразийских степей, 2022
A bronze dagger and arrowhead discovered in the vicinity of Bolshie Tarkhany village of the Republic of Tatarstan are rare types of weapons for the territory of the Ananyino Cultural and Historical Region.
Chizhevsky Andrei A.   +2 more
doaj   +1 more source

Homelessness of Children as a Social Phenomenon in 1941-1945: Manifestations and Attempts to Overcome in Middle Volga

open access: yesНаучный диалог, 2020
The article is devoted to the analysis of the main directions and specifics of the activities of state bodies and public organizations of the Middle Volga region in the fight against children homelessness in 1941-1945.
R. A. Mukhamedov, A. G. Pashkin
doaj   +1 more source

Features of Written Existence of Charm Tradition in Ulyanovsk Volga Region

open access: yesНаучный диалог, 2019
The features of the written existence of charm tradition are considered. The texts from the so-called “cherished notebooks,” which are understood as a kind of manuscript collections created by Russian peasants in the territory of the Ulyanovsk Volga ...
A. E. Kalashnikova
doaj   +1 more source

Conservation and Use of Archaeological Heritage in Ulyanovsk Oblast

open access: yesПоволжская археология, 2017
This article addresses the problems of preservation and use of archaeological sites on the territory of the Ulyanovsk Oblast, where over 700 sites were discovered.
Semykin Yuriy A
doaj   +1 more source

Drought and Grain Crop Yields over the East European Plain under Influence of Quasibiennial Oscillation of Global Atmospheric Processes

open access: yesInternational Journal of Atmospheric Sciences, Volume 2015, Issue 1, 2015., 2015
Monthly precipitation and the 3‐month Standardized Precipitation Index (SPI) were used to reveal the patterns of rainfall and severe drought frequency over the East European Plain in the period 1953–2011 in the opposite phases of the quasibiennial oscillation (QBO).
Elena Cherenkova   +4 more
wiley   +1 more source

Trematodes of Small Mammals (Erinaceomorpha, Soricomorpha, Rodentia and Chiroptera) in the Middle Volga Region (Russia)

open access: yesDiversity, 2023
In this study, we present our dataset containing up-to-date information about occurrences of trematodes in small mammals in the Middle Volga region (European Russia).
Nadezhda Yu. Kirillova   +5 more
doaj   +1 more source

The charophytes (Charales, Charophyceae) from the Middle Volga Region (Russia): synopsis of localities and species protection

open access: yesNature Conservation Research: Заповедная наука, 2018
The dataset for charophytes from the Middle Volga Region, including Orenburg region, Penza region, Samara region, Ulyanovsk region, Chuvash Republic, Republic of Mariy El, Republic of Mordovia, Republic of Tatarstan, have been updated under study of ...
Roman E. Romanov   +4 more
doaj   +1 more source

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