TY JOUR TI Selection of Puccinia triticina virulence genes on winter wheat varieties with different types of resistance KW leaf rust KW Puccinia triticina KW winter wheat KW resistant variety KW race-specific resistance KW race-nonspecific resistance KW virulence KW population. JO Agrarian Bulletin of the AU Volkova, G.V. AU Kudinova, O.A. AU Vaganova, O.F. PY 2020 IS 199 PB Ural State Agrarian University