为了解我市鲜牛奶染菌情况,于2011年7月对朝阳市奶牛场的鲜牛奶进行了采样检测,现将检验结果报告如下。1材料和方法1.1样品来源46份样品,均来自于朝阳市奶牛厂,每头奶牛以无菌手续采集鲜奶100ml。1.2检验方法大肠菌群检验参照《食品安全国家标准食 In order to understand the situation of fresh milk in our city, in July 2011, Chaoyang dairy farm fresh milk samples were tested, the test results are reported as follows. 1 Materials and methods 1.1 Sample source 46 samples, all from the Chaoyang dairy factory, each cow aseptic procedures to collect milk 100ml. 1.2 test method coliform bacteria test reference to "national food safety standards food