仔猪大肠杆菌病的病原分离与防治

本文通过病原分离鉴定,确认豫南地区近年来广泛流行的仔猪腹泻病为仔猪大肠杆菌病。并发现其病原中存在有K_(88)、K(89)等两种菌毛抗原,致病菌群为0_9、O_5、O_(149)及部分待定群的菌株。同时,选用该地区地方菌株制备大肠杆菌多价菌苗进行预防,其效果显著。

Pothogenic Separation of Colibacillosis of piglets and Prevention and Cure

With the help of appraisal of pathogenic separation, the authors affirmed that in the vegion of south Henan the disease of diarrhoea of piglets spread widely in recent years was colibacillosis of piglets and discovered that there were two kinds of piliantigen of K88 and K89 in the path-ogeny and that pathogenic bacilli were O9,O5,O149 and some uncertain strains. It is very effective for piglets to be vaccinated with polyvalent vaccines of colibacillus made from the strains in the region for prevention.