title: [Effects of the structure of rations for cows on the morbidity and loss of cattle].
mesh_terms: D000821:Animal Feed; D000818:Animals; D002417:Cattle; D005260:Female; D009017:Morbidity; D009026:Mortality
vernacular_title: Vliianie struktury ratsionov korov na zabolevaemost' i gibel' teliat