随着对虾养殖业的持续发展，目前已发现对虾病害多达几十种，而在细菌性疾病中尤以弧菌病最难治愈，其治愈难度与病毒性疾病相差无几。弧菌病也是对虾养殖中危害最大、最普遍的一种虾病，其病原副溶血弧菌、溶藻弧菌平时广泛潜伏于海水或虾体内，是一种条件致病菌，当养殖环境? With the continuous development of prawn aquaculture, up to dozens of species of shrimp have been found, and bacterial diseases, especially the most difficult to cure vibriosis, the difficulty of healing and viral disease is almost the same. Vibriosis is also the most damaging and most common shrimp disease in shrimp farming. The pathogen Vibrio parahaemolyticus and Vibrio alginolyticus are widely latent in seawater or shrimp, which is a kind of opportunistic pathogen.