%0 Journal Article %T IMPACT OF CALCULATED DOSES OF FERTILIZERS ON PRODUCTIVITY AND QUALITY OF EARLY-MATURING POTATO OF SPRINT VARIETY IN THE FOREST-STEPPE OF THE MIDDLE VOLGA REGION %A Gareev , I.. %K potato, planned productivity, calculated doses of fertilizers, dry substance, starch, crude protein, vitamin C, nitrates. %J Vestnik of Kazan State Agrarian University %D 2016 %N 11 %P 4 %I Kazan state agrarian University