Animal feeding stuffs - Methods of sampling and analysis - Screening on the antibiotics tylosin, virginiamycin, spiramycin, bacitracin-zinc and avoparcin at sub-additive levels in compound feed by a microbiological plate test
动物饲料.取样和分析方法.用微生物平板试验筛选复合饲料中亚添加剂水平的抗生素泰乐菌素 维吉尼亚霉素 螺旋霉素 杆菌肽锌和阿伏帕辛