奶牛急性乳房炎病原的分离与鉴定

Isolation and Identification of Pathogen Cow’s Acute Mastitis

安徽某奶牛场奶牛发生了一起急性乳房炎,选择其中两头病牛乳汁样品,分别对其病原进行分离与鉴定。经细菌学检验表明,该场奶牛的急性乳房炎是由不溶血性金黄色葡萄球菌、溶血性革兰氏阳性停乳链球菌和不溶和不溶血性革兰氏阴性的大肠杆菌共同引起。

The cows suffered from acute mastitis in the farm of Anhui.The milk samples of two cows were chosenand their pathogens were isolated and identified respectively. By experiment of bacteriology,the results showedthat the cow’s acute mastitis was caused commonly by Staphylococcus aureus and Gram positive hemolytic S.dysgalactiae and Gram negative anhemolytic E.coli.