猪繁殖障碍与呼吸道综合征（PRRS）和猪圆环病毒2型（PCV-2）是近几年来严重危害猪群的两大免疫抑制性疾病。
Porcine reproductive and respiratory syndrome(PRRS) and porcine circovirus type 2(PCV-2) are two immunosuppressive diseases which are greatly endangering swine in recent years.
禽呼肠病毒能引起鸡的腱鞘炎、吸收障碍综合征和呼吸道疾病。
(ARV) can cause viral tenosynovitis, malabsorption, and respiratory diseases in chickens.
禽呼肠病毒能引起鸡的腱鞘炎、吸收障碍综合征和呼吸道疾病。
(ARV) can cause viral tenosynovitis, malabsorption, and respiratory diseases in chickens.
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