%0 Journal Article
%T THE INFLUENCE OF ANTHROPOGENIC FACTORS FOR THE FERTILITY OF GRAY FOREST SOILS
%A Butyaykin, V.V.
%A Istikhin, S.V.
%A Berezin, M.A.
%K 
%J Bulletin Samara State Agricultural Academy
%D 2017
%N 2
%P 3
%I Samara State Agrarian University