TY JOUR TI IMPACT OF PRE-SOWING TREATMENT OF SEEDS BY SUPERWEAK ELECTROMAGNETIC FIELDS OF EXTREMELY-HIGH FREQUENCY ON PRODUCTIVITY AND QUALITY OF WINTER WHEAT GRAIN KW phytopathogens KW root rots KW brown rust KW septoria spot KW productivity KW crop quality. JO Vestnik of Kazan State Agrarian University AU Morozov, G.. AU Talanov , P.. AU Talanov, I.P. AU Stepura, A.. PY 2016 IS 11 PB Kazan state agrarian University