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吉林省池塘养殖一直以鲤、鲢、鳙等常规品种为主,随着人们生活水平的提高,常规水产品难以适应市场的需求,出现了“卖鱼难”、价格走低的现象。同时,由于饲料价格上升、水资源紧缺、大量投喂人工饲料和大量使用鱼药又进一步恶化了池塘生态环境,使养鱼效益下降。为了解决这些问题
The pond culture in Jilin Province has been dominated by common species such as carp, silver carp and bighead carp. With the improvement of people’s living standards, the conventional aquatic products can hardly meet the needs of the market, and the phenomenon of “selling fish difficultly” and the price is getting lower appears. At the same time, due to rising feed prices, shortage of water resources, the massive feed of artificial feed and the extensive use of fish drugs further aggravated the ecological environment of the ponds and reduced the benefits of fish farming. In order to solve these problems