%0 Journal Article
%T ASSESSMENT OF ENVIRONMENTAL STATUS OF SOIL STEPPE AGROECOSYSTEMS ON INDICATORS OF BIOLOGICAL ACTIVITY
%A Hasanova, R.F.
%A Suyundukov, Y.T.
%A Semenovа, I.N.
%K 
%J Bulletin of Nizhnevartovsk State University
%D 2017
%N 
%P 5
%I Nizhnevartovsk State University