武穴市马口养殖场1992年在主养鳙鱼种池里,搭养鲢鱼种,取得了较好的经济效益。该场200亩养鱼种池有160亩采用了主养鳙鱼种搭养鲢鱼种的作法,大部分达到亩产鱼种400千克以上,最高的达到467.5千克。而另40亩未采用此,亩产最高也只有328千克,平均亩产只有263千克。两者平均单产相差75～90千克左右。现把他们具体作法介绍如下: Wuxue City, Maokou farms in 1992, the main bream species ponds, breeding silver carp species, and achieved good economic returns. The field of 200 acres of fish pond has 160 acres using the main cultivation of species of silver carp recumbent practice, most of the species to achieve more than 400 kg per mu, the highest reached 467.5 kg. The other 40 acres did not use this, the highest per-mu yield is only 328 kg, the average yield of only 263 kg. The average yield difference between the two 75 ~ 90 kg or so. Now they introduce the specific practices as follows: