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禽类传染性鼻炎临床症状是什么

更新时间: 2019-01-11 00:00:00     

感染后1 ~4天发病,一般发病突然,发 病率高,该病的明显特征是流鼻涕,流眼泪,结膜发炎,眼睑 粘连,颜面肿大,患鸡鼻窦部可一侧或二侧高度肿胀至鸽卵 大小;公鸡肉髯水肿,鼻道及窦内有浆液性和黏液性分泌 物,并有难闻的臭味,鼻周围结黄色的痂,病鸡食欲下降,母 鸡产蛋量下降,体重减轻,有的可蔓延到气管和肺部,发生呼吸困难和啰音。

关键词: 禽类 传染性 鼻炎 临床 症状 什么

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