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鸡马立克氏病病毒经阉割伤口传播的病例分析

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摘要 本文通过流行病学调查、羽髓琼脂扩散试验和病理组织学观察,旨在阐明上海郊区某肉鸡场对阉割公鸡感染马立克氏病是通过伤口传播的事实依据。调查发现,历时3个月对6批公鸡实施阉割均导致鸡群发生严重的马立克氏病。停止阉割后,经过对5批鸡群的观察再未发生马立克氏病(MD)。从实施阉割前和停止阉割后,公鸡群均很健康,而只有阉割鸡群发生MD,推测马立克氏病毒能够通过伤口传播,并且发病率高,死淘率可高达36%以上。
出处 《上海畜牧兽医通讯》 2016年第2期82-83,共2页 Shanghai Journal of Animal Husbandry and Veterinary Medicine
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