TY JOUR TI THE MONITORING OF HYDROCHEMICAL CONDITION OF THE YENISEI RIVER IN KRASNOYARSK KW the Yenisei River KW polluting sub-stances KW heavy metals KW maximum permissible con-centration JO Bulletin of KSAU AU Badmaeva, S.E. AU Sokolova, Y.A. PY 2017 IS PB Krasnoyarsk State Agrarian University