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畜牧人

標題: 雞大腸桿菌病的防治和診斷 [打印本頁]
作者: ★飛翔★    時間: 2008-1-9 12:28
標題: 雞大腸桿菌病的防治和診斷
[wiki]http://www.56.com/n_v198_/c31_/22_/7_/liangzi7711_/zhajm_119184594027_/597000_/0_/20305101.swf[/wiki]
作者: 雨寒    時間: 2008-1-11 14:21
好診斷，難治療



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