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zhu chuan ran xing wei suo xing bi yan de zhen zhi
Author(s): 
Pages: 108-109
Year: Issue:  4
Journal: Swine Production

Abstract: 猪传染性萎缩性鼻炎(AR)是由产毒素多杀性巴氏杆菌(Pm,主要为D型)和支气管败血波氏杆菌(Bb)Ⅰ相菌引起的一种慢性呼吸道传染病.其特征为颜面部变形,鼻甲骨尤其是鼻甲骨下卷曲部分发生萎缩和生长迟缓.临床症状表现为打喷嚏、流鼻涕、颜面变形、鼻部歪斜和生长停滞.常发生于2~5月龄的猪,呈散发.
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