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　　CANADA - Transport movements of swine from Ontario and the US remain a risk factor for spreading Porcine Epidemic Diarrhea, writes Bruce Cochrane.British Columbia, Alberta and Saskatchewan remain free of PED and all previously infected farms in Manitoba and Quebec have been declared free of infection but the virus continues to circulate through Ontario and the United States.Dr Julia Keenliside, a Veterinary Epidemiologist with Alberta Agriculture and Rural Development, told Alberta Pork's monthly telephone town hall yesterday transport movements from the US and Ontario continue to pose a risk.

　　布魯斯·科克倫(Bruce Cochrane)寫道，安大略省(Ontario)和美國的生豬運輸活動依然是傳播豬流行性腹瀉病(PED)的一個風(fēng)險因素。不列顛哥倫比亞省(British Columbia)、阿爾伯特省(Alberta)和薩斯喀徹溫省(Saskatchewan)依然保持無豬流行性腹瀉病的狀態(tài)。曼尼托巴省(Manitoba)和魁北克省(Quebec)已經(jīng)宣布所有先前被感染的農(nóng)場不存在豬流行性腹瀉病,但是病毒仍將通過安大略省與美國傳播。阿爾伯特省農(nóng)業(yè)及農(nóng)村發(fā)展局的流行病學(xué)獸醫(yī)茱莉亞(Julia Keenliside)博士在昨天的市政府電話會議上說：“安大略省和美國的生豬運輸活動將持續(xù)造成風(fēng)險?！?/p>