“管”是八字精养法的重要组成部分,一切养鱼的物质条件和技术措施都要通过它而发挥作用。所谓有收无收在于放、多收少收在于管,其它条件相同而饲养管理有好坏,其鱼产量也会相差很大。鱼池的管理工作可概括为抓五“四”。 “Pipe” is an important part of the eight-character cultivation law, and all the material conditions and technological measures for fish culture should be used through it. The so-called income collection and collection is to put more income and less income in the tube, the same conditions and other feeding and management is good or bad, its fish production will vary greatly. Fish pond management can be summarized as five “four.”