我场自1991年引进由湖南师大生物系和湘阴县东湖渔场协作研究成功的工程鲫,通过两年的养殖试验,共产工程鲫35400多kg,增加纯利20.55万元、经济效益十分显著。现将试养情况小结如下: 一、条件与方法 1.试验池塘条件 1992年,投放工程鲫的水面为885亩,选用成鱼十二队一池和五队八池为试验池、面积分别为47.5亩和61.8亩,平均水深2.5m,鱼池四周水泥护坡,城市生活污水可以自动流入,浏阳河水也可以随时灌注池内,进、排水方便。 2.养殖方式池塘以放养鲢、鳙鱼为主,塔养鲤鱼、草鱼、鲮鱼、尼罗罗非 My field since 1991 by the Hunan Normal University Department of Biology and the East Lake Fishery in Xiangyin County collaborative research success of the crucian carp, through two years of aquaculture trials, crucian carp more than 35,400 kg, an increase of 205,500 yuan net profit, the economic benefits are significant. Test conditions will now be summarized as follows: First, the conditions and methods 1. Experimental pond conditions In 1992, put the surface of the crucian carp to 885 acres, the selection of fish into a pool of twelve pools and five pools of eight pools for the test area, respectively 47.5 mu and 61.8 mu with an average water depth of 2.5m. The cement slope around the fishpond can be automatically infused with urban sewage. The Liuyang River can also be infused at any time with convenient access to and drainage. 2. Breeding ponds to stocking silver carp, bighead carp-based, tower raise carp, grass carp, catfish, Nile tilapia