欧洲水产养殖锯缘青蟹简称青蟹,我国以浙江、福建等省最多,规格以浙江为大,而浙江以三门湾一带盛产。近年来随着养殖规模的加大,养殖密度不断提高,管理不善和防病技术滞后,青蟹常会发生各种疾病,给广大青蟹养殖户带来了巨大损失。笔者2004年10月在浙中江三门湾从事技术服务工作 European aquaculture marsh crabs referred to as blue crabs, our country to Zhejiang, Fujian and other provinces up to specifications for Zhejiang as large, and Zhejiang to Sanmen Bay area is rich. In recent years, with the increase of breeding scale, breeding density continues to improve, poor management and disease prevention technology lag, crabs often occur a variety of diseases, the majority of blue crab farmers brought huge losses. The author in October 2004 in Zhejiang Zhongjiang Sanmen Bay engaged in technical services