TY  JOUR
TI  ASSESSMENT OF ENVIRONMENTAL STATUS OF SOIL STEPPE AGROECOSYSTEMS ON INDICATORS OF BIOLOGICAL ACTIVITY
KW  
JO  Bulletin of Nizhnevartovsk State University
AU  Hasanova, R.F.
AU  Suyundukov, Y.T.
AU  Semenovа, I.N.
PY  2017
IS  
PB  Nizhnevartovsk State University