农田排水沟养鱼,使排水沟具有农田排水和养鱼的双重功能,是因地制宜,综合利用排水沟的一次尝试,它类似于流水养鱼。宁夏位于黄河中上游,黄河自南向北纵贯宁夏12个市县(区),河套平原湖泊、沼泽星罗棋布,干渠、干沟阡陌纵横,发展渔业生产条件得天独厚,但是约30亿立方米的宁夏沟渠流水资源一直没有得到综合利 Farmland drainage ditches fish, so that drains with farmland drainage and fish farming dual function is based on local conditions, an attempt to comprehensive utilization of drainage ditches, it is similar to running water fish. Ningxia is located in the middle and upper reaches of the Yellow River. The Yellow River runs through 12 cities and counties (districts) in Ningxia from south to north. Hetao plain lakes and swamps are dotted with main roads and dry valleys. The development of fishery production conditions is unique. However, about 3 billion cubic meters of Ningxia Drainage water resources have not been comprehensive benefit