TY JOUR TI MASTITIS COMPREHENSIVE THERAPY AND ITS ROLE IN INCREASING NATURAL RESISTANCE IN COWS KW mastitis KW pathogens KW therapy KW prevention KW resistance KW lactation JO Bulletin of KSAU AU Kalashnikov, A.E. AU Gosteva, E.R. AU Schegolkov, N.F. AU Yaluga, V.L. AU Golubkov, A.I. PY 2025 IS 0 PB Krasnoyarsk State Agrarian University