TY JOUR TI THE STUDY OF VARIETIES AND LINES OF WINTER WHEAT ACCORDING TO ECONOMICALLY VALUABLE SIGNS KW winter soft wheat KW variety KW genotype KW adaptive properties KW productivity JO Vestnik of Kazan State Agrarian University AU Fadeeva, I.. AU Tagirov, M.S. AU Gazizov, I.. AU Nikiforova, I.Y. AU Sayfutdinova, D.D. PY 2019 IS 14 PB Kazan state agrarian University