TY CONF TI Yield of sainfoin depending on the method of soil treatment and the background of fertilizers on the slope KW sainfoin KW productivity KW main processing method KW fertilizer background KW sloping lands JO Multifunctional adaptive fodder production AU Il'inskaya, I.N. AU Gaevaya, E.A. PY 2022 PB Federal Williams Research Center of Forage Production and Agroecology