(一)以草代料。每亩水面积种四分田的优质牧草,种一次草可割几茬以牧草喂鱼,可少用或不用饲料,平均每25公斤青料可长一公斤鱼,而且鱼吃青料不易得病。(二)诱虫育蛆。夏季在鱼塘水面安装数盏50—100瓦灯泡,每盏电灯每夜可诱杀蚊,蝇等数公斤,或塘面上吊一只瓷盆,内装畜肉诱蝇育蛆,大量蛆虫在沿盆边掉入水中,成为鱼类佳肴,一般喂3公斤虫可长 (A) to grass substitutes. An area of ​​four acres per acre of water quality forage grass, a grass can cut a few stubble to feed the forage grass, with little or no feed, an average of 25 kg per kilogram of green material can grow a kilogram of fish, and fish eat green material is not easy to get sick . (Two) insect breeding maggot. In the summer, several 50-100 watt bulbs are installed on the surface of fish ponds. Each lamp can trap mosquitoes and flies several kilograms per night, or a porcelain pot is hung on the pond surface. Into the water into a fish food, the general feed 3 kg of worms can be long