TY CONF TI EFFICIENCY OF LEGUME-GRASS STANDS WITH USING NEW VARIETIES TO CREATE CULTURAL PASTURES IN THE NON-CHERNOZEM ZONE KW legume-grass stands KW varieties of red and white clovers KW common alfalfa KW yield KW total and biological nitrogen content KW seed inoculation KW complementary strains of nodule bacteria JO Multifunctional adaptive feed production AU Kutuzova, A.A. AU Provornaya, E.E. AU Sedova, E.G. AU Tsybenko, N.S. PY 2025 PB Federal Williams Research Center of Forage Production and Agroecology