TY CONF TI FORMATION OF PRODUCTIVITY AND QUALITY OF SPRING COLZA SEED OIL KW spring colza KW variety KW productivity KW oilseeds KW fiber JO Multifunctional adaptive fodder production 26 (74) AU Sergeeva, S.E. AU Leonidova, T.V. AU Korovina, L.M. PY 2021 PB Federal Williams Research Center of Forage Production and Agroecology