奶牛隐性乳腺炎病原菌的分离鉴定  

Isolation and Identification of Bovine Subclinic Mastitis Pathogens

作　　者：王赟[1] 靳亚平[1] 林炜明[1] 利光辉[1] 陈秀荔[1] 丰艳妮[1] 

机构地区：[1]西北农林科技大学家畜生殖内分泌与胚胎工程农业部重点开放实验室,陕西杨凌712100

出　　处：《西北农业学报》2004年第2期7-10,共4页Acta Agriculturae Boreali-occidentalis Sinica

摘　　要：从2002年10月起,应用LMT从西安及其周边地区184个乳区的1000头奶牛中抽取了48头,进行奶牛隐性乳腺炎的调查及病原菌的分离鉴定。结果西安及其周边地区患隐性乳腺炎奶牛占总头数的66.7%,患隐性乳腺炎乳区占总乳区的35.4%。4个乳区全阳性者占15.2%。共检出细菌67株,其中金黄色葡萄球菌占总检出菌41.8%。链球菌占总检出菌29.9%。G+杆菌与G-杆菌各3株,分别占总检出菌4.5%。We have investigated infection ratio of dairy subclinical mastitis in xi′an area of China since Oct.2002.We got 48 samples from 1 000 cows and diagnosed those total 184 quarters by LMT and SCC.The results revealed cow infected subclinical mastitis total to 66.7%.Quarters infected sublinical mastitis total to 35.4%.Cow uninfected total to 61.2%.subclinical mastitis only total to 16.7%.We isolated 67 strains of pathogens including 41 strains of Staphylococcus,total to 41.8%.20 strains of streptococcus ,total to 29.9%.3 strains of G^+ bacteria,total to 4.5%.3 strains of G^- bacteria ,total to 4.5%.

关 键 词：奶牛 隐性乳腺炎 病原菌 分离 鉴定 金黄色葡萄球菌 链球菌 

分 类 号：S852.61[农业科学—基础兽医学]