近年来,四大家鱼常规鱼种生产出现产量过剩、效益下滑的趋势。鉴于此,我们水库鱼种场决定利用自身鱼种产量高、数量足的优势,探索以低值鱼种生产高值鱼的新路子,以提高生产效益。经过1年的生产实践,获得了一些初步的经验与体会,现介绍如下: In recent years, the production of conventional fish species in the four major domestic fish shows the tendency of over-production and declining efficiency. In view of this, our reservoir fish farm decided to take advantage of its high yield and quantity to explore new ways to produce high value fish with low value fish species, so as to increase production efficiency. After a year of production practice, obtained some preliminary experience and experience, are presented below: