淡水鱼类养殖品种多,养殖模式多样化,全国各地根据养殖水体条件,养殖品种等条件而形成的养殖模式有十几种,这里不一一描述,重点介绍几种以施肥养鱼为主的养殖模式,并介绍施肥的技巧与方法。一、池塘施肥养鱼(以鲢、鳙为主)在华中、四川、重庆部分地区,很多池塘依然在进行传统的 Freshwater fish breeding varieties, diversification of farming patterns throughout the country according to aquaculture water conditions, breeding breeds and other conditions and the formation of more than a dozen breeding patterns, not one by one description, focusing on the introduction of several kinds of fish culture-based Breeding patterns, and introduce fertilization techniques and methods. First, the pond fertilization fish (mainly silver carp, 鳙 mainly) in central China, Sichuan, parts of Chongqing, many ponds are still in the traditional