淡水养殖一般都是春放冬捕,往往导致冬季淡水鱼市场饱和,而春夏秋淡水鱼上市量较少,造成市场淡旺不均。实践证明,冬季进行淡小鱼的暂养,即可调节市场,又能提高养殖的经济效益。其暂养技术要点如下: (一)暂养池的要求 可利用冬闲鱼种池、冬闲稻田或沟塘等,要求池底 Freshwater aquaculture is commonly carried out in spring and winter catches often lead to the saturation of winter freshwater fish markets, while the availability of freshwater fish in spring, summer and autumn is relatively small, resulting in an uneven market. Practice has proved that the holding of light fish in winter, you can adjust the market, but also improve the economic benefits of farming. The main technical points of temporary maintenance are as follows: (I) Requirement of holding ponds The winter pond fish ponds, winter paddy fields or ditch ponds can be used to request the bottom of the pond