抓好春季渔业管理十分重要，早管，管好，早得益。利用池塘与回字形池塘种养，既能促进鱼类早援食，缩短饲养周期，同时也能较好地解决青、绿饲料，挖掘水产养殖的潜力，提高经济效益。现将技术介绍如下：1分期灌水3、4月份水位应准至80至100厘米为好，分期灌水应为每15天一次 Good grasp of spring fishery management is very important, early management, good control, early benefit. The use of ponds and back-shaped ponds for planting and raising can not only promote the early feeding of fish and shorten the breeding cycle, but also solve the potential of green and green fodder and tap aquaculture better and increase economic benefits. Now the technology introduced as follows: 1 staged irrigation 3, 4 month water level should be allowed to 80 to 100 cm as well, staged irrigation should be once every 15 days