TY JOUR TI BIOLOGICALLY ACTIVE SUBSTANCES INFLUENCE ON YIELD AND QUALITY FORMATION OF BUCKWHEAT GRAIN KW buckwheat KW biologically active substances KW variety KW flavonoids KW yield JO Bulletin of KSAU AU Klykov, A.G. AU Murugova, G.A. AU Timoshinova, O.A. AU Samagina, Y.V. AU Chaykina, E.L. AU Zakirova, A.E. PY 2023 IS 0 PB Krasnoyarsk State Agrarian University