TY JOUR TI COWS’ RETROVIRAL INFECTION INFLUENCE ON THE COTTAGE CHEESE TECHNOLOGY AND STORAGE KW leucosis KW viral s immunodeficiency KW cows KW technological properties of milk KW cottage cheese quality JO Bulletin of KSAU AU Krasnikova, E.S. AU Agoltsov, V.A. AU Krasnikov, A.V. AU Utanova, G.K. PY 2017 IS PB Krasnoyarsk State Agrarian University