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以往牛蛙人工养殖主要采取池塘散养、粗放投饵的传统模式,因蝌蚪变态成幼蛙后个体分化速度很快,加之牛蛙有自相残食习性,所以此模式在牛蛙的大小分级和饵料投喂等方面有很多管理难点。湖北钟祥市高湖渔场青年工人刘伟在池塘养蛙失败亏损2.8万元后,自费订阅《渔业致富指南》、《淡水养殖》、《致富快报》等报刊,摸索出一套网箱高密度立体养牛蛙的新方法。利用农家肥、
In the past, the artificial breeding of bullfrogs mainly adopted the traditional mode of free-range ponds and extensive feeding. Because of the rapid differentiation of tadpoles into individual frogs and the self-adventitious habits of bullfrogs, Hello there are many management difficulties. Liu Wei, a farmer from Gaohu Fishery Farm in Zhongxiang City, Hubei Province, has subscribed to the newspapers and periodicals such as “Guide to Making Fisheries Rich,” “Freshwater Aquaculture,” and “Express Letters” at their own expenses after suffering a loss of 28,000 yuan in their ponds to explore a set of high-density cages New method of raising bullfrogs. Use of manure,