2005年,我们承担了江苏省水产三项工程项目“大规格优质河蟹与名贵鱼类混养技术推广”,在围田提水水面中采取了“河蟹+鳜鱼、河蟹+黄颡鱼、河蟹+翘嘴红鮊”三种生态混养模式,推广试验总面积194.6公顷,取得较好的生态效益、经济效益和社会效益。一、池塘条件1.池塘为四周开沟筑 In 2005, we undertook the project of “promoting the technology of polyculture of large size crabs and rare fish” in the three aquatic products projects of Jiangsu Province. We took “crab + catfish, crab + catfish, crab + Cuizui Hongzhu ”three kinds of ecological polyculture mode, promote the test a total area of ​​194.6 hectares, and achieved better ecological, economic and social benefits. First, the pond conditions 1. Pond ditches around the building