新疆北疆地区临床型乳房炎病原细菌的分离鉴定

旨在调查新疆北疆地区奶牛乳房炎高发季节细菌性乳房炎病原菌种类，为该病的药物防治及免疫学防治提供科学依据。选择新疆北疆14个规模化牛场共采集623份临床型乳房炎奶样进行了细菌分离鉴定，结果显示，分离得到468株细菌，其中兼性厌氧革兰氏阴性杆菌占25．2％；链球菌占22．6％；葡萄球菌和微球菌52．2％。

Isolation and Identification of Pathogenic Bacteria of Dairy Cow Mastitis of Northern Xinjiang

This study aimed to investigate the mastitis types pathogenic species caused by bacterial seasonally in the dairy cow in northern Xinjiang region, to provide a scientific basis for drug prevention and immunology treatment of this disease. 14 large-scale cattle farm were tested in northern Xinjiang. A total of acquisition of 623 clinical mastitis milk samples were collected and identified the bacteria isolated subsequently, isolated 468 three categories of bacte- ria,one of faeultative anaerobic gram-negative bacilli accounted for 25.2% ;Streptococcus accounted for 22.6% ; Micrococcus aureus accounted for 52.2%.