一、使用颗粒饲料养鱼是增产的重要途径我区的池塘渔业,在八十年代以前产量不高,长期徘徊不前,平均亩产量在百斤上下。我所1972～83年成鱼丰产试验数据分析表明,凡是婕用传统的粉状(或糊状)饲料投饲的鱼类,无论是滤食性鲢鱼,还是吃食性草鱼,亩净产在110～338.4斤/亩;1980～83年品种结构改为以吃食性鱼类为主,同时投饲颗粒饲料, First, the use of pellet fish farming is an important way to increase production Our district pond fisheries, in the eighties before the yield is not high, long-term stagnation, the average yield per kilogram in the upper and lower pounds. Our data from 1972 to 1983 showed that all the fish fed on the traditional powdery (or pasty) feed, whether it is the filter-feeding silver carp or the eatable grass carp, have a net output of 110 ~ 338.4 kg / mu; 1980 ~ 83 species structure changed to mainly eat fish, while feeding pellets,