上海市宝山县大场公社社员朱月龙1982年投资700元,建成机械化高密度养鱼池两个,共28平方米,购置了两台增氧机、电热加温线、加温炉、塑料棚及电器自动控制屏等机械及备。大部分设备及鱼池都是自己动手施工的,鱼池就建在家门口自留地里。 1982年10月开始饲养越冬罗非鱼320斤,平均 Zhu Yulong, a member of the commune in Baoshan County, Shanghai, invested 700 yuan in 1982 to build two mechanized high-density fish ponds with a total area of ​​28 square meters and purchased two aerators, electric heating lines, heating furnaces, plastic sheds, Electrical automatic control panel and other machinery and equipment. Most of the equipment and fish ponds are self-construction, fish ponds built on the ground in the private residence. In 1982 October began to raise overwintering tilapia 320 pounds, on average