Microbiological determination of zinc bacitracin in animal feedingstuffs.
D000821:Animal Feed / Q000032:analysis*; D000818:Animals; D001414:Bacitracin / Q000032:analysis*; D001681:Biological Assay; D002417:Cattle; D008837:Micrococcus / Q000254:growth & development; D015032:Zinc / Q000032:analysis
D001414:Bacitracin; D015032:Zinc