结果表明，IBD流行的鸡场里的麻雀能够发生IBDV自然感染，麻雀可能是IBDV的贮存宿主或二次传染源之一。
The results indicated that the sparrows could naturally be infected with IBDV and might be a reservoir or secondary infection resource of IBDV.
结果表明，IBD流行的鸡场里的麻雀能够发生IBDV自然感染，麻雀可能是IBDV的贮存宿主或二次传染源之一。
The results indicated that the sparrows could naturally be infected with IBDV and might be a reservoir o...
猪是该病毒的自然宿主和贮存者。
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