Petrographic and mineralogical structure of alluvial meadow dark-coloured soils of delta of the river of Volga

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Abstract


Results of research of petrographic and mineralogical structure of alluvial meadow dark-coloured soils are resulted. Studying soil parts has allowed to receive the qualitative and quantitative characteristic of clay minerals. Their influence on physical properties is established. At an intensive irrigation of cultivated cultures mobili-sation possibilities of K and other biogene elements from soil decrease.

V A Krupnov

Russian People's Friendship University

Кафедра почвоведения и земледелия; Российский университет дружбы народов; Russian People's Friendship University

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Copyright (c) 2010 Крупнов В.А.

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