提高养鱼经济效益的途径安徽省繁昌县农经委２４１２００梅青辉一、调整品种结构，投产优质鱼。要改变传统的以养肥水鱼为主的养殖方法，增加市场消费者欢迎的鲤、鲫、青、革等优质鱼的放养比例。可将优质鱼比例调整为６５％，养成规格要符合消费者的要求。可根据水面肥度... Ways to improve the economic benefits of fish farming Fanchang County, Anhui Province Economic and Trade Commission 241200 Mei Qinghui First, adjust the variety of structures, production of high-quality fish. To change the traditional breeding of fish to raise water-based approach to increase the market consumer carp, crucian carp, green, leather and other quality fish stocking ratio. The proportion of high-quality fish can be adjusted to 65% to develop specifications to meet the requirements of consumers. According to the surface fat ...