TY JOUR TI The yield and feed capacity of alfalfa varieties in the conditions of the West Kazakhstan region KW alfalfa KW variety KW seed germination KW plant safety KW feeding area KW herbage KW green mass KW yield KW hay KW feed capacity KW cattle JO Agrarian Bulletin of the AU Nurgaliev, A.M. AU Dzhaparov, R.S. AU Nurgalieva, G.K. AU Akkereeva, E.K. PY 2021 IS 215 PB Ural State Agrarian University