鱼虾蟹混养可充分利用池塘的水体空间和饵料生物,提高池塘养殖的经济效益,其主要特点是:不需专设防逃墙,通过强化管理来防止河蟹逃逸,在不影响鱼产量的前提下,增加虾蟹的产量,提高水体产出率。我市在该养殖模式方面进行了多年的探索,取得了令人满意的养殖效果。2002年,实行鱼虾 Fish, shrimp and crab polyculture can take full advantage of the pond water space and food organisms to improve the economic benefits of pond culture, its main features are: do not need to set up anti-escaped wall, through the strengthening of management to prevent crabs escape, without affecting the premise of fish production Under, increase the production of shrimp and crabs, improve water yield. The city in the breeding mode for many years to explore and achieved satisfactory breeding results. In 2002, the implementation of fish and shrimp