TY JOUR TI ASSESSMENT OF ECOLOGICAL PLASTICITY OF WINTER WHEAT VARIETIES IN THE CONDITIONS OF A FOOTHILL ZONE OF THE CENTRAL CAUCASUS KW JO Agrarian Bulletin of the AU Manukyan, I.R. AU Basieva, M.A. AU Miroshnikova, E.S. AU Abiev, V.B. PY 2019 IS 183 PB Ural State Agrarian University