TY CONF TI Effect of mineral fertilizers on the productivity and quality indicators of legume-cereal grass mixtures grown in the zone of radioactive contamination KW yield KW potash fertilizers KW lupin KW oats KW single-species sowing KW mixed sowing JO Multifunctional adaptive fodder production AU Harkevich, L.P. AU Sitnov, D.M. AU Adamko, V.N. PY 2022 PB Federal Williams Research Center of Forage Production and Agroecology