TY JOUR TI THE PHYTOTOXICITY ASSESSMENT OF THE LEACHED CHERNOZEM POLLUTED BY COPPER KW leached chernozem KW copper KW phytotoxicity KW energy of sprouting KW seed germination KW test-plants KW sprout morphometric parameters JO Bulletin of KSAU AU Korotchenko, I.S. AU Kiriyenko, N.N. PY 2014 IS PB Krasnoyarsk State Agrarian University