食品链微生物学-凝固酶阳性葡萄球菌(金黄色葡萄球菌和其他种)计数的水平方法-第1部分:使用Baird-Parker琼脂培养基技术Microbiology of the food chain - Horizontal method for the enumeration of coagulase-positive staphylococci (Staphylococcus aureus and other species) - Part 1: Method using Baird-Parker agar medium