TY JOUR TI SEEDING RATES AND SOWING TIME INFLUENCE ON THE SPRING WHEAT GRAIN QUALITY IN THE TYVA FOREST-STEPPE ZONE CONDITIONS KW wheat KW grain KW variety KW sowing time KW gluten KW nature KW vitreousness JO Bulletin of KSAU AU Dongak, M.M. PY 2022 IS 0 PB Krasnoyarsk State Agrarian University