TY JOUR TI ASSESSMENT OF PRODUCTIVITY AND QUALITY OF YIELD OF BUCKWHEAT VARIETIES IN THE CONDITIONS OF PRE-KAMA ZONE OF THE REPUBLIC OF TATARSTAN KW buckwheat (Fagopyrum esculentum) KW variety KW populations KW stem fasciation KW yield KW soil drought KW technological characteristics. JO Vestnik of Kazan State Agrarian University AU Klimova, L.R. AU Kadyrova, F.Z. PY 2023 IS 17 PB Kazan state agrarian University