湖北省钟祥市中山渔场张成华,在面积4665平方米的池塘中推行鱼鳖混养模式,每667平方米年纯利润3240元,效益是单纯养常规鱼的3倍。他主要是注重了以下几个环节:1.池塘环境池塘为长方形,环境安静,避风向阳,池深2米,坡比1∶3,保水性能好,底质为沙壤土,淤泥厚10厘米,水源充沛,水质清新无污染,进排水 Zhang Chenghua Zhongshan Fishery Center, Zhongxiang City, Hubei Province, in the area of ​​4665 square meters of ponds and turtles in the implementation of polyculture mode, every 667 square meters annual net profit of 3240 yuan, the benefit is simple to raise conventional fish 3 times. He mainly focuses on the following aspects: 1. Pond pond environment for the rectangle, the environment is quiet, sheltered from the sun, the pool depth 2 meters, slope ratio of 1: 3, good water retention, sediment sandy loam, silt 10 cm thick, Plentiful, fresh water pollution-free, into the drainage