初冬时节,气温骤降,但汝阳大地却到处热气腾腾。从北部川地到南部山区,各种类型的水利施工现场随处可见,真是“一路战场观不尽,汝阳无处没捷报。” (一) 汽车从洛阳出发,向南行驶约40公里便进入了汝阳县大安乡境内。该乡地处黄、淮两大流域的分水岭上,是汝阳县的北大门。千百年来,这里水源奇缺,全乡近3万亩耕地中水浇地只有3000多亩,所占比例是全县、乃至全市最少的地区之一。一遇天旱,家家户户都需到几里以外的 Early winter season, the temperature plunged, but the Ruyang earth is steaming everywhere. From the northern Sichuan to the southern mountainous areas, various types of water conservancy construction site can be seen everywhere, really “an endless battlefield concept, Ruyang everywhere nowhere.” (A) the car starting from Luoyang, about 40 kilometers south to enter Ruyang County Daan territory. The township is located in the Yellow River and Huaihe watershed watershed, Ruyang County is the northern gate. For thousands of years, water shortage here, nearly 30000 acres of cultivated land in the township, only 3,000 acres, the proportion of the county, and even the city one of the smallest areas. In case of drought, every household needs a few miles away