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1983年夏,南宁市西郊的农工集体发生禽类尾蚴皮炎.1984～1985年对它的病原学作了调查和实验观察,证明南宁市郊稻田性皮炎的病原是包氏毛毕血吸虫的尾蚴.本虫的终宿主为家鸭,在当地鸭群中随机捕捉购买22只,这些鸭的门脉系统中均找到毛毕血吸虫成虫,鸭粪及肝组织中找到虫卵;中间宿主小土蜗和截口土蜗在南宁市郊心圩乡至明秀乡一带稻田内分布极为普遍,并有阳性螺;以尾蚴感染小鸭,从第10天开始全部小鸭均在门脉系统血管找
In the summer of 1983, agricultural workers in the western suburbs of Nanning collectively developed dermatitis of avian cercariae, and from 1984 to 1985, the etiology of the disease was investigated and the experiment was conducted to prove that the pathogen of rice dermatitis in the suburbs of Nanning is the cercariae of Schistosoma baiji. The final host of the worm is a domestic duck, randomly purchased in the local duck population to buy 22, ducks found in the portal system of Schistosoma japonicum adults, duck feces and liver tissue to find eggs; intermediate host small earth snail and cut Mouth and soil snail in the heart of Nanning Township Mingxiu Township Mingxiu distribution within the rice field is extremely common and has positive snails; infected with cercaria ducklings, all ducklings from the 10th day in the portal system to find blood vessels