TY JOUR TI SCREENING OF COLLECTION SAMPLES OF OATS BY RESISTANCE TO DAMAGE OF A DUST SMUT IN THE CONDITIONS OF THE MIDDLE VOLGA KW oats KW breeding samples KW variety KW dusty smut KW pathogen KW inoculation KW population KW resistance KW susceptibility JO Vestnik of Kazan State Agrarian University AU Mishen'kina, O.G. PY 2021 IS 16 PB Kazan state agrarian University