TY JOUR TI CHANGE IN THE FEED QUALITY BY MOWING ON A LONG-TERM HAYFIELD KW long-term hayfield KW quality of herbal raw materials KW crude protein KW metabolic energy JO Adaptive Fodder Production AU Teberdiev, D.M. AU Rodionova, A.V. AU Zapivalov, S.A. PY 2023 IS 2023 PB Federal Williams Research Center of Forage Production and Agroecology