%0 Journal Article %T NUTRITION BACKGROUND EFFECT ON PRODUCTIVITY OF OATS %A Akhmetzyanov, M.R. %A Talanov, I.P. %K biologization of farming, mineral nutrition, soil bulk density, prevalence, straw, green manure, crop productivity. %J Vestnik of Kazan State Agrarian University %D 2014 %N 9 %P 2 %I Kazan state agrarian University