TY JOUR TI SYMBIOTIC EFFICIENCY OF THE BIOTYPES OF ALFALFA VARIABLE TAISIYA VARIETY KW alfalfa variable KW biotypes KW corolla coloration KW nodule bacteria KW productivity KW efficiency of symbiosis JO Adaptive Fodder Production AU Ionov, A.A. PY 2022 IS 2022 PB Federal Williams Research Center of Forage Production and Agroecology