论文部分内容阅读
四、成鱼养殖 1.池塘养殖 一般实行微流水单养。成鱼池要求水源充足,水质清新,排灌方便,面积667平方米～2000平方米,水深2米左右。池中配备一台增氧机。每667平方米放养冬片鱼种1000尾～1200尾。另搭配15厘米～20厘米鲢鳙鱼种150尾调节水质。用长吻鮠专用人工配合饲料喂养,也可用鳖料或鳗鱼料投喂。每日投食2次,日投饲量为鱼体重的1.5％～3％。实施多点投喂。池塘应保持有微流水交换,日交换量达15％～20％,也可以间隔二三天加换
Fourth, into fish farming 1. General practice of pond aquaculture monoculture. Into the pond requires adequate water, fresh water, irrigation and drainage convenience, an area of 667 square meters ~ 2000 square meters, depth of about 2 meters. Pool equipped with an aerator. Every 667 square meters stocked winter fish 1000 to 1200 tail. Another with 15 cm ~ 20 cm silver carp and bighead carp 150 species regulate water quality. With long kiss 鮠 special artificial feed, can also be used turtle feed or eel feed. Daily feeding 2 times daily feeding amount of fish body weight of 1.5% to 3%. Implement more feeding. Pond should maintain a microfluidic exchange, the daily exchange rate of 15% to 20%, you can also add two or three days interval change