张家口地区奶牛乳腺炎调查及病原菌分离试验

The Investigation of Cow Mastitis and the Experiment in Isolution of Cow Mastitis Pathogen in Zhangjiakou Area

对张家口市奶牛场进行了奶牛乳腺炎调查并对25头患有急性乳腺炎奶牛的64个乳区64份乳样进行细菌分离与鉴定,共分离葡萄球菌、链球菌、沙门氏菌、棒状杆菌、大肠杆菌、酵母菌6种致病菌,其中,酵母菌最多,占32.81%,葡萄球菌和链球菌之和占40.63%.

The 6 types of pathogenic bacterium Staphyloccus, Streptococcus, Salmonella, Corynebacterium, E. coli and Yeast, were isolated and identified through 64 milk samples of 25 cows with acute Cow Mastitis in Zhangjiakou area. The result indicated that Yeast ratio was 32. 81%, and that the total of Staphyloccus and Streptococcus ratio was 40. 63 %.