TY JOUR TI NEW GENETIC SOURCES FOR SOFT WINTER WHEAT GRAIN HIGH YIELD KW variety KW genetic source KW wheat KW yield KW structural elements KW genotype. JO Bulletin of KSAU AU Kovtun, V.I. AU Kovtun, L.N. AU Mayorova, K.A. PY 2021 IS 0 PB Krasnoyarsk State Agrarian University