TY JOUR TI Comparative analysis of cultivar samples of meadow clover from a competitive variety test with high feed qualities KW meadow clover KW variety KW selection KW winter hardiness KW dry matter KW crude protein KW seed yield JO Agrarian Bulletin of the AU Tormozin, M.A. AU Zyryanceva, A.A. PY 2021 IS 210 PB Ural State Agrarian University