首頁/畜牧業德州爆發食肉寄生蟲疫情！螺旋蠅睽違數十年現蹤牧場主憂生計美國德州驚現第二起食肉螺旋蠅病例！畜牧業面臨寄生蟲威脅美國農業部證實發現第二例新世界螺旋蠅 當局嚴防寄生蟲疫情擴散美國德州驚現第二例「食肉寄生蟲」螺旋蠅 USDA證實疫情擴散風險1
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