A strain virus was isolated by embryos blind passage from some place in Chongqing. The virus could l

中文解释

通过鸡胚接种盲传，从重庆某地疑似鸡肾型传染性支气管炎的发病鸡群中，分离到一株病毒，该病毒能导致鸡胚出现侏儒胚。

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