肉鸡大肠杆菌与奇异变形杆菌混合感染的诊治

DIAGNOSIS AND TREATMENT OF E.COLI, COMBINED WITH PROTEUS MIRABILIS INFECTION IN BROILER

某肉鸡场30日龄AA肉鸡20000只,由于饲养密度大,卫生条件差,突然发病,病鸡精神萎顿,呆立,羽毛松乱,闭眼,站立不稳,呼吸急促,腹泻,肛门周围粘有粪便,有的出现咳嗽、打喷嚏,并可听到啰音。通过剖检及细菌的分离与鉴定,初步确诊为大肠杆菌与奇异变形杆菌混合感染,经过药敏试验,选用对两种菌都较为敏感的庆大霉素和链霉素来治疗,很快控制住了疫情。

30 days AA broilers in a broiler farm suddenly got disease because of poor environment. The infected bird became dull and stood huddled with ruffled feathers. This was followed by respiratory distress and watery diarrhoea, etc. It was diagnosed as E. Coli combined with proteus mirabilis infection by gross lesions, isolation and identification of bacterium. It was controlled by using high sensitive drug such as gentamicin and streptomycin etc. to the bacterium in broilers' water and feed.