TY JOUR TI THE PRODUCTIVITY OF OATS OF YAKOV VARIETY, DEPENDING ON PRE-SOWING TREATMENT OF SEEDS AND SEEDING RATES KW oats KW seeding rate KW pre-sowing treatment of seeds KW grain productivity KW field germination KW survival KW productivity of inflorescence KW density of productive stalks KW correlation. JO Vestnik of Kazan State Agrarian University AU Kolesnikova, V.. AU Fatykhov, I.S. AU Zakharov , K.. PY 2015 IS 10 PB Kazan state agrarian University