TY JOUR TI FORMATION OF SEED QUALITY OF SPRING SOFT WHEAT OF DIFFERENT BIOTYPES DEPENDING ON SOWING TIME AND PREDECESSOR IN THE SOUTHERN FOREST-STEPPE OF WESTERN SIBERIA KW soft spring wheat KW variety KW predecessor KW sowing time KW seed quality JO Vestnik of Omsk SAU AU POPOLZUKHIN, P.V. AU POPOLZUXINA, N.A. AU KUZMINA, E.S. AU KUZMINA, E.S. AU GAYDAR, A.A. PY 2025 IS 60 PB FSBEI HE Omsk SAU