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2003年5～11月,我们在千岛湖中心湖区梦姑塘湖汊内,利用网箱进行高密度养殖罗非鱼试验,取得了较好的效果。现将试验情况总结如下:一、材料与方法1.试验水域条件试验水域设在千岛湖中心湖区梦姑塘湖汊内,湖汊三面环山,一面与大湖相通;湖汊左右相距120～160米,面积约200亩;年平均
From May to November in 2003, we conducted a trial of high-density culture of tilapia using cages in Mengguotang Lake, Lake Central Lake Area, and achieved good results. Now the test conditions are summarized as follows: I. Materials and Methods 1. Experimental waters conditions The experimental waters are located in the lake of Mogu Lake in the central lake area of Lake Qiandao. The lake is surrounded by mountains on three sides and connected with the Great Lakes at a distance of 120-160 Rice, an area of about 200 acres; the average annual