CattleCattle DiseasesSurgical EquipmentCoronavirus, BovineAbattoirsFecesTuberculosis, BovineAnimal HusbandryAnimal FeedBreedingTrypanosomiasis, BovineMeatRhipicephalusBrucellosis, BovineRumenBuffaloesTheileriasisEscherichia coli O157Plant PoisoningNeosporaEncephalopathy, Bovine SpongiformSheep DiseasesMustelidaeBacterial SheddingTick InfestationsSheepAnimal Nutritional Physiological PhenomenaAbortion, VeterinaryFoot-and-Mouth DiseaseGoatsMycobacterium bovisBovine Respiratory Disease ComplexRandom AllocationMilkCoccidiosisPoaceaeEnzootic Bovine LeukosisWeight GainBison