存塘鱼类安全越冬是黄河下游地区池塘养鱼生产中的一个重要环节,若忽视了冬季管理,往往会造成鱼类大量死亡,给渔农带来较大经济损失,怎样才能使鱼类安全越冬呢?我们根据多年的养殖经验,总结了以下技术: 一、选好越冬池及清整消毒 1、越冬池选择:越冬池要求背风向阳,面积3—5亩,冰下有效水深以2—3米为好,最浅 Storage of fish safety overwintering winter fish ponds in the lower reaches of the Yellow River in an important part of fish production, if neglected the winter management, will often result in a large number of fish deaths, bring greater economic losses to the farmers and peasants, how to make fish safety Overwintering? We have based on years of farming experience, summed up the following technologies: First, the selection of wintering ponds and cleaning and disinfection 1, wintering ponds choice: wintering ponds require leeward sunny area of ​​3-5 acres, effective ice depth of 2- 3 meters as well, the most shallow