TY JOUR TI THE INFLUENCE OF MINERAL FERTILIZERS, SEED AND CROPS TREATMENT ON SPRING WHEAT PRODUCTIVITY IN THE CONDITIONS OF KAMA REGION OF THE REPUBLIC OF TATARSTAN KW spring soft wheat (Triticum aestivum L.) KW productivity KW mineral fertilizers KW seed treatment KW growth stimulants JO Vestnik of Kazan State Agrarian University AU Amirov, M.F. AU Toloknov, D.I. PY 2022 IS 17 PB Kazan state agrarian University