致仔猪腹泻大肠埃希菌的分离及耐药性分析
王婧1, 刁小龙2, 杨茂义1, 王全方1, 陈晓兰1, 张龙1,*

Isolation and susceptibility test of pathogens responsible for porcine postweaning diarrhea
WANG Jing1, DIAO Xiaolong2, YANG Maoyi1, WANG Quanfang1, CHEN Xiaolan1, ZHANG Long1,*
肠毒素基因检测 M,DNA marker DL2000;1, ST 1 +ST 2型;2、3, LT 1 +ST 2型;4、5, ST 2型;6,阴性对照