TY JOUR TI EVALUATION OF BIOLOGICAL EFFICIENCY OF HUMIC GROWTH STIMULATOR IN SOYBEAN CULTIVATION KW soybean (Glycine) KW stimulant KW irrigation KW water consumption coefficient KW yield JO Vestnik of Kazan State Agrarian University AU Tyutyuma, N.V. AU Bondarenko, A.N. AU Tyutyuma, A.V. PY 2025 IS 20 PB Kazan state agrarian University