Results 31 to 40 of about 294 (158)

The dictynid spider fauna (Aranei) of Ulyanovsk Region (Russia) [PDF]

open access: yesКавказский энтомологический бюллетень, 2016
A list of 11  species of dictynid found in Ulyanovsk Region is given. Four species are new for the Middle Volga Region: Brommella falcigera (Balogh, 1935), Dictyna szaboi Chyzer, 1891, Emblyna brevidens (Kulczyński, 1897) and Lathys nielseni (Schenkel ...
E.A. Kuz’min, S.L. Esyunin
doaj   +1 more source

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

CULTURAL AND CHRONOLOGICAL GROUPS AND ETHNO-CULTURAL PROCESSES IN THE MESOLITHIC OF THE ULYANOVSK VOLGA REGION

open access: yesIzvestiya of Samara Scientific Center of the Russian Academy of Sciences History Sciences, 2020
exaly   +2 more sources

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

University proceedings. Volga region. Natural sciences

open access: yesИзвестия высших учебных заведений. Поволжский регион: Естественные науки
Background. The study of the consequences of natural interspecific hybridization of closely related species in secondary contact zones is one of the urgent tasks of evolutionary biology.
O.V. Chernyshova   +3 more
doaj   +2 more sources

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

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

Features of microtoponymy of the Ulyanovsk trans-Volga Region in the aspect of language contacts

open access: yesVestnik of Saint Petersburg University. Language and Literature, 2023
The purpose of the study is to describe the microtoponymy of the Ulyanovsk Trans-Volga region. This territory includes the left-bank part of the modern Ulyanovsk region, that is, the land between the Kuibyshev reservoir and the Bolshoi Cheremshan river. The microtoponyms are analyzed in terms of their etymology. The material for this work was extracted
openaire   +1 more source

The impact of education in the COVID-19 epidemic crisis on consumer attitudes

open access: yesPolítica e Gestão Educacional, 2021
The main purpose of this study is to analyze the characteristics of changing the consumption structure of urban residents and the impact of education in times of economic crisis. As a research method, the questionnaire method is used, which allows us to
Izida I. Ishmuradova   +6 more
doaj   +1 more source

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