TY JOUR TI IMMUNITY, ADAPTABILITY AND QUALITY OF DURUM SPRING WHEAT VARIETIES IN THE MIDDLE POVOLZHJE KW wheat KW variety KW selection KW genes KW material KW resistance KW stress JO Bulletin Samara State Agricultural Academy AU Belyaeva, M.V. AU Malchikov, P.N. AU Myasnikova, M.G. AU Shabolkina, E.N. PY 2018 IS 3 PB Samara State Agrarian University