池塘养鱼要取得良好的经济效益,必须一改传统的养殖方式,应用科学的饲养管理和饲料配比技术。一、饲养管理(一)鱼放养前期工作1.鱼种放养前,池塘的彻底清整。在冬季前,将池塘水排干,让阳光曝晒,冰冻。如果底层淤泥过多,可将池底淤泥挖出池外,淤泥厚度小于10cm。如此,既消除病原 Pond fish culture to achieve good economic returns, we must change the traditional farming methods, application of scientific feeding and management and feed ratio technology. First, feeding and management (A) fish stocking work 1. Fish stocking before the thorough cleaning of the pond. Before winter, drained the pond water to let the sun insolate and freeze. If the bottom of the mud too much, can be dredged out of the pond bottom of the pool, the sludge thickness of less than 10cm. So, both eliminate the pathogen