TY JOUR TI APPLICATION OF HERBICIDES IN SPRING RAPE SEEDS IN THE CONDITIONS OF KRASNOYARSK FOREST STEPPE KW agrocenosis KW herbicides KW Clearfield KW weeds KW yield KW oil seeds KW efficiency KW Krasnoyarsk forest-steppe. JO Bulletin of KSAU AU Bopp, V.L. AU Halipsky, A.N. AU Churakov, A.A. AU Stupnickiy, D.N. PY 2021 IS 0 PB Krasnoyarsk State Agrarian University