1990～1995年黄河下游地区引黄灌溉面积已达222.3万hm~2,引黄水量达107.8亿m~3。引黄灌区粮棉统算年增产粮食可达65亿kg,年增效益可选45.5亿元。90年代,黄河每断流一天,工农业经济损失可达4408亿元。2010年黄河下游地区引黄灌溉水量可以增加78.7亿m~3。 From 1990 to 1995, the irrigation area of ​​the Yellow River in the lower reaches of the Yellow River reached 2.223 million hm 2 and the water volume of the Yellow River reached 10.78 billion m 3. In the Yellow River irrigated area, the output of grain and cotton in the irrigated area increased by 6.5 billion kg annually, and the annual increase of benefits was 4.55 billion yuan. In the 1990s, every day the Yellow River was cut off, the economic losses of industry and agriculture amounted to 440.8 billion yuan. In 2010, the amount of irrigation water diverted from the Yellow River could be increased by 7.87 billion m 3.