近两年,由于养鱼成本的大幅度提高和成鱼价格的下跌,使常规养鱼的效益降低,挫伤了广大养殖户的积极性。根据增收与节支的原则,笔者通过多年的实践,总结了几条提高常规养鱼经济效益的途径。1 节省饲料费用 饲料费用一般约占养鱼总成本的70％,节省饲料是提高养鱼经济效益的有效措 In the past two years, due to the substantial increase in the cost of fish farming and the drop in adult fish prices, the benefits of conventional fish culture have been reduced, dampening the enthusiasm of farmers. According to the principle of increasing revenue and saving expenses, the author summed up several ways to improve the economic benefits of conventional fish farming through years of practice. 1 save feed costs Feed costs generally account for about 70% of the total cost of fish, save feed is to improve the economic efficiency of fish farming measures