对青海省祁连县某村羊、牛、马发生的病因不明的“口腔黏膜溃烂病”进行了调查。
In January 2004 year, at a village of Qilian County of Qinghai Province, a cause-unknown disease "Mouth mucous membrane canker" took place in the sheep, yaks and horses.
对青海省祁连县某村羊、牛、马发生的病因不明的“口腔黏膜溃烂病”进行了调查。
In January 2004 year, at a village of Qilian County of Qinghai Province, a cause-unknown disease "Mouth mucous membrane canker" took place in the sheep, yaks and horses.
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