四、养鳗池的水质管理(一)养鳗池的水质根据不同的养殖方式,水的利用方法也是不同的,可分为下列几种类型:①静水养殖:使用泥地,进行粗放式养殖。②流水养殖:需要丰富的水源的集约式养鳗。③循环过滤水养殖:这是高效率利用池塘和水源的集约式养鳗,池水通过过滤重新使用。④其它类型:有半流水式、半流水式循环式和上述几种的变化型,主要是根据摄食行为来调 Fourth, eel pool water quality management (A) eel pool water quality According to different farming methods, water use is also different, can be divided into the following types: ① hydrostatic aquaculture: the use of mud, extensive farming . ② aquaculture: Intensive eel needs rich water. ③ loop filtered aquaculture: This is the intensive use of ponds and water intensive eel, pond water reuse through the filter. ④ other types: a semi-water, semi-water circulation and the above types of changes, mainly based on feeding behavior to tune