Liu Yong, Ding Biao, Wu Fengrui, Wang Rong, Yang Xuxun, Shang Mingbao and Li Wenyong
Journal of Animal and Veterinary Advances 11 ( 4 ): 531 - 538 , 2012
Liu Yong, Ding Biao, Yang Xunxun, Shang Mingbao, Lei Xuehua, Wang Rong, Wu Fengrui and Li Wenyong
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