【摘要】 于１９９８～１９９９年对中华绒螯蟹主要细菌性疾病“腹水病”、“抖抖病”并发病病原进行研究。结果表明：经细菌学鉴定 ６株病原菌，其中 ５株为嗜水气单胞菌（Ａｅｒｏｍｏｎａｓ ｈｙｄｒｏｐｈｉｌａ）， １林为拟态弧菌（ Ｖｉｂｒｉｃｍｉｍｉｃｕｓ），用细菌人工感染蟹，其ＬＤ_５０为８．８８ × １０_３～１．４２ × １０_５ＣＦＵ／只；６株细菌对１３种药物的敏感性有明显差异。更多还原

【Abstract】 Hydroperitoneum disease’ and’ trembling disease’ are 2 kinds of bacteria diseases mainly happening in Chinese mitten crab Eriocheir sinensis from juvenile to adult. From diseased crab the pathogens were isolated, which were Aeromonas hydrophlia and Vibrio mimicus. The results show that the LD50 is 8. 88 x 103 -- 1. 42 X 105 CFU/crab for the juvenile with body weight 30-- 50 g, and the sensitivity of different bacteria to antibiotics is different.更多还原