Results 1 to 10 of about 97 (72)

Surface Microtextures of Quartz Grains and Origin of the Paleogene Sands in the Ulyanovsk-Syzran Volga Region

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2023
Quartz grains were separated by standard sieving of the Paleogene sands from the Sosnovka Formation of the Ulyanovsk-Syzran Volga region, which are a scarce and valuable raw material for glass making and construction.
S. О. Zorina   +3 more
doaj   +3 more sources

Creating a Toponymic Map of the Middle Volga Region Based on the Materials of the P. S. Pallas Expedition of 1768–1769 [PDF]

open access: yesВопросы ономастики, 2021
The paper presents a study of toponyms attested by Academician Peter Simon Pallas during his expedition in the Middle Volga region (on the territory of the modern Samara and Ulyanovsk regions) in 1768–1769. The study data is retrieved from his Travels to
Razina S. Kuznetsova, Stepan A. Senator
doaj   +1 more source

Some Diptera families from beer traps in the Volga region (Russia) [PDF]

open access: yesКавказский энтомологический бюллетень, 2022
We have studied the material of some Diptera families collected with beer traps from middle part of the Volga River region (central part of European Russia: Nizhny Novgorod and Ulyanovsk regions, and southeastern part of European Russia: Saratov Region).
L. Dvořák   +3 more
doaj   +1 more source

PERSONNEL OF THE TEXTILE INDUSTRY OF THE VOLGA REGION IN THE POST–WAR PERIOD OF 1945–1955. (BASED ON THE MATERIALS OF THE ULYANOVSK REGION)

open access: yesSovremennye Issledovaniâ Socialʹnyh Problem, 2022
Justification. The post–war period is the period of restoration of the national economy of the USSR, destroyed by the war. Most industries during the war were transferred to the production of military products. After the Great Patriotic War, the industry
Irina Yu. Alazi
doaj   +1 more source

The Detection of Stem-Like Circulating Tumor Cells Could Increase the Clinical Applicability of Liquid Biopsy in Ovarian Cancer

open access: yesLife, 2021
Stem properties allow circulating tumor cells (CTCs) to survive in the bloodstream and initiate cancer progression. We aimed to assess the numbers of stem-like CTCs in patients with ovarian cancer (OC) before treatment and during first-line chemotherapy (
Snezhanna O. Gening   +7 more
doaj   +1 more source

Occurrence of the birds of the Middle Volga Region (South-East of the European part of Russia) [PDF]

open access: yesBiodiversity Data Journal, 2021
Birds are the most numerous and widespread group of higher vertebrates. Due to the peculiarities of their biology, birds play an important role in nature and in human life.Ornithological studies described in this publication were conducted in seven ...
Anastasia Klenina   +2 more
doaj   +3 more sources

Taxon‐level assessment of the data collection quality in Atlas Florae Europaeae: insights from the case of Rosa (Rosaceae) in Eastern Europe

open access: yesNordic Journal of Botany, Volume 39, Issue 9, September 2021., 2021
By the method of data re‐collection and re‐assessment, we here test the completeness of distribution areas of the species and species aggregates of Rosa in Eastern Europe as mapped in volume 13 of Atlas Florae Europaeae (AFE), and discuss insights into the issues connected with the data.
Anatoliy A. Khapugin   +16 more
wiley   +1 more source

Grannoye Ukho Settlement in the Ulyanovsk Volga Region

open access: yesАрхеология евразийских степей, 2023
The article presents the results of studies of the Grannoye Ukho settlement, located on the territory of the Sengileevskie Mountains National Park. This site was discovered in 2015, its study was continued in 2017.
Gismatulin Marat R.
doaj   +1 more source

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

Contribution to the Geometrid Moth fauna of steppe zone of European part of Russia (Lepidoptera: Geometridae) [PDF]

open access: yesКавказский энтомологический бюллетень, 2010
Geometrid Moths Eupithecia suboxydata Staudinger, 1897, E. addictata Dietze, 1908, E. spadiceata Zerny, 1993, Scopula immistaria (Herrich-Schäffer, 1852), Protorhoe corollaria (Herrich-Schäffer, 1848) are recorded for Voronezh Region, E.
E.V. Tsvetkov
doaj   +1 more source

Home - About - Disclaimer - Privacy