Microbial contamination of cow s milk and operator hygiene

А.P. Palii, A.P. Paliy, K.O. Rodionova, S.A. Zolotaryova, L.L. Kushch, V.M. Borovkova, M.V. Kazakov, I.S. Pavlenko, Y.O. Kovalchuk, V.S. Kalabska, O.V. Kovalenko, O.M. Pobirchenko, O.S. Umrihina Kharkiv Petro Vasylenko National Technical University of Agriculture, 44 Alchevskih St., Kharkiv, 61002, Ukraine. National Scientific Center «Institute of Experimental and Clinical Veterinary Medicine, 83 Pushkinska St., Kharkiv, 61023, Ukraine. Luhansk National Agrarian University, 23 Svobody St., Sloviansk, Donetsk region, 84122, Ukraine. Kharkiv National Agrarian University named after V.V. Dokuchaeva, p/o "Dokuchaev-2", training camp of KNAU, Kharkiv region, Kharkiv, 62483, Ukraine. Kharkiv State Veterinary Academy, 1 Academic St., Village Malaya Danilivka, Dergachi District, Kharkiv Region, 62341, Ukraine. Uman National University of Horticulture, 1 Instytutska St., Uman, Cherkasy region, 20305, Ukraine. Pavlo Tychyna Uman State Pedagogical University, 2 Sadova St., Uman, Cherkassy region, 20300, Ukraine.