TY JOUR TI PROTEIN METABOLISM IN THE RUMEN IN DAIRY COWS KW ruminants KW cow KW milk KW microbes KW protozoa KW bacterial protein KW nitrogen-containing substances JO Bulletin of KSAU AU Pashayan, S.A. AU Vunsh, B.A. PY 2024 IS 0 PB Krasnoyarsk State Agrarian University