|
美国两个州已出现严重的猪流行性腹泻病例(PED)，至此受此病毒影响的州数量已达32个。新的病例最近在弗吉尼亚州和犹他州被检测到。目前发现，这种病毒会导致仔猪高达100%的死亡率，美国国家猪肉委员会(NPB)要求采取严格的生物安全措施降低此病毒的传播。
原文：
Two more U.S. states have seen cases of the deadly porcine epidemic diarrhea (PED) virus, bringing the total number of states affected by the virus to 32. New cases have recently been detected in Virginia and Utah.
The discovery of the virus, which can have up to a 100 percent mortality rate in piglets, has the National Pork Board (NPB) urging strict bio security measures to reduce the spread of PED virus.
|
