TY JOUR TI MAIN FACTORS OF CROP FORMATION OF FESCUE SEEDS ON GRAY FOREST SOILS OF THE REPUBLIC OF TATARSTAN KW medow fescue KW coating and uncoated crops KW sowing methods KW fertilizer KW row spacing KW harvesting KW crop production. JO Vestnik of Kazan State Agrarian University AU Trofimov, N.. AU Safiollin, F.N. AU Minnullin, G.. PY 2014 IS 9 PB Kazan state agrarian University