TY JOUR TI THE USE OF BIOLOGICAL FERTILIZERS AND GROWTH STIMULANTS IN THE CULTIVATION OF SPRING WHEAT KW spring wheat KW efficiency KW biological fertilizer KW growth stimulator KW yield KW quality JO Vestnik of Omsk SAU AU BOBRENKO, I.A. AU KORMIN, V.P. AU CHERNYAVSKAYA, M.A. AU POPOVA, V.I. PY 2023 IS 51 PB FSBEI HE Omsk SAU