Nutrition, biosecurity key components to healthy bulls.
Smith
C A
CA
D000822:Animal Husbandry / Q000592:standards*; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology / Q000517:prevention & control* / Q000635:transmission; D006920:Hygiene / Q000592:standards*; D008297:Male; D014481:United States / Q000453:epidemiology