TY JOUR TI EFFECTIVE FERTILIZING OF LIQUID MANURE IN HAYFIELDS AND PASTURES WHILE PRESERVING SOIL FERTILITY AND ENSURING ENVIRONMENTAL SAFETY (On the 85th anniversary of V.G. Dikarev) KW meadow farming KW liquid manure KW soil fertility KW agro-energy assessment KW agroecological assessment JO Adaptive Fodder Production AU Grechishnikov, N.N. AU Trofimov, I.A. PY 2023 IS 2023 PB Federal Williams Research Center of Forage Production and Agroecology