Issue |
BIO Web Conf.
Volume 118, 2024
III International Scientific and Practical Conference “Concept of Sustainable Development: Agriculture and Environment” (TAEE-III-2024)
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Article Number | 02009 | |
Number of page(s) | 7 | |
Section | Ecology and Conservation of Biological Diversity | |
DOI | https://doi.org/10.1051/bioconf/202411802009 | |
Published online | 12 July 2024 |
Some biogeochemical features of soils in steppe specially protected natural areas (Samara Region, Russia)
Samara National Research University, 1, Akademika Pavlova str., Samara, 443068, Russia
* Corresponding author: natali.prokhorova.55@mail.ru
The paper considers the features of arsenic (As) accumulation in the steppe soils of the Samara region (Russia) and its four specially protected natural areas. It has been established that As is one of the most toxic elements and belongs to the first hazard class. The work uses quantitative indicators of As content in the upper humus horizon of steppe soils of the Samara region (in the period from 1991 to 2005). The data on the accumulation and distribution of As in virgin soils of the studied protected areas, obtained in 2023, are analyzed. A relatively high level of As content in the studied soils has been established. The reasons for the active accumulation of As in virgin soils of the steppes are substantiated. It is suggested that the increased content of As in the humus horizon of soils may affect the phytodiversity of virgin steppes.
© The Authors, published by EDP Sciences, 2024
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