Izvestiya of Saratov University.
ISSN 1816-9775 (Print)
ISSN 2541-8971 (Online)


пространственная структура

MODERN DISTRIBUTION AND ECOLOGY OF THE EUROPEAN MINK (MUSTELLA LUTREOLA L) IN THE NORTH OF THE LOW VOLGA REGION

Features of spatial distribution of the European mink in the north territory of the Low Volga region are revealed, the personal field structure and ways of boundaries marking, daily activity and forages composition are investigated

The State of the Cenopopulation Delphinium Pubiflorum (Dc.) Turcz. Ex Huth in Tatishevskiy District of the Saratov Region

Delphinium pubiflorum grows sparsely in the meadow-steppe forbgrass-shrub community on carbonate chernozem fairly rich soil. Habitat conditions correspond to moderately variable meadow-steppe hydration. The spatial structure of populations of non-uniform: there are a multitude of plants and detached instances; population density was approximately 7–8 plants per 100 m2.