Open AccessState of Anemonoides altaica (C.A. Mey.) Holub cenopopulations in the south-east of the natural area
Author(s) -
В Н Ильина
Publication year - 2021
Publication title -
vestnik rossijskogo universiteta družby narodov. seriâ èkologiâ i bezopasnostʹ žiznedeâtelʹnosti
Language(s) - English
Resource type - Journals
eISSN - 2408-8919
pISSN - 2313-2310
DOI - 10.22363/2313-2310-2021-29-2-147-154
Subject(s) - samara , range (aeronautics) , geography , biology , population , ecology , zoology , demography , materials science , sociology , composite material
Population ontogenetic studies are an important component of bioecological monitoring. The ontogenetic structure plays a role in determining the current state of natural populations, assessing the rarity status of a species in the region and throughout its range, and predicting the further development of the species. In the Samara region, natural cenopopulations of Anemonoides altaica (C.A. Mey.) Holub were studied on the territory of the Trans-Volga region (Sokol'ya mountains). According to the delta - omega criterion, most of them are mature, some are transitional and young. The revealed features of the ontogenetic structure and the calculated demographic indices of populations indicate the undoubted rarity and vulnerable position of the species in the region.