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鸡大肠杆菌病综合防制技术的研究

ZHONGGUO XUMU SHOUYI WENZHAI(SHUOYI)(2012)

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Abstract
<正>大肠杆菌病是由致病性血清型大肠埃希氏杆菌引起的不同类型疾病的总称,由于大肠杆菌普遍存在于养殖场的自然环境和鸡只的肠道中,当存在某些诱因时即可出现大肠杆菌病的广泛流行,也能发生并发病或继发病,而且不分日龄和品种均可发生本病。因此,该病已成为影响养鸡场经济效益的重要疾病,本课题
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