1991年,我场承担了省水产局下达的《大水面养殖高产试验项目》的研究课题。全场试验面积3000亩,产鲜鱼17.5万公斤,亩平58.3公斤,比1990年(亩平45公斤)增长29.6％。其中,上琼湖投施化肥养鱼取得了较好的效果。现将上琼湖化肥养鱼阶段性情况总结如下: In 1991, I undertook the research topic of “Large-scale aquaculture high-yield test project” issued by the provincial Bureau of Fisheries. The test area of ​​3000 mu, producing 175,000 kg of fresh fish, mu flat 58.3 kg, compared with 1990 (mu flat 45 kg) increased by 29.6%. Among them, on Qionghu fertilizer fertilizer to achieve good results. Now on Qionghu fertilizer stage of the situation of fish are summarized as follows: