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近几年,地处陇东黄土高原沟壑区的甘肃省庆阳地区,大力发展集两节灌工程,已建成各类雨水集蓄工程30多万处,可配套节水灌溉或补灌面积60多万亩,超过解放40多年来发展的有效灌溉面积。已配套的灌溉面积显示:平均每亩投资不足千元,而增产增收的效益在40％以上。 庆阳地区兴水治旱的实践表明,集雨节灌使旱作农业区的水利建设无论从形式还是内容上都发生了深刻变革,因此可以说它是旱作农业发展的一场革命。
In recent years, it is located in the Qingyang area of Gansu Province, in the gully area of Longdong Loess Plateau. It has made great efforts to develop a set of two irrigation projects, and has built more than 300,000 kinds of rainwater harvesting projects and can provide water-saving irrigation or supplementary irrigation area of 60 More mu, more than 40 years of liberation of the effective development of irrigation area. Irrigation area has been shown that: the average investment per acre less than one thousand yuan, while the benefits of increasing production and income in more than 40%. The practice of watering drought in Qingyang shows that rainwater harvesting has brought profound changes in the water conservancy construction of dry farming areas in both form and content, so it can be said that it is a revolution in the development of dry farming.