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1 灌区续建配套与节水改造规划1.1 规划指导思想与原则一是白沙水库在优先保证许昌龙岗火电厂用水的前提下,再提供灌溉水源。也就是说,灌区通过节水改造后节约的水,来满足不断发展的工业和城镇的需要,以提高经济效益和社会效益:二是要以节水增效为中心,依靠科技进步,提高灌溉水的利用率、水分生产率,实现水资源的可持续利用;三是要与灌区的社会、经济可持续发展规划相协调。水资源的利用要考虑国民经济各个部门当前和长远的需要,还要考虑生态环境用水的需
1 irrigated area continued construction and water-saving transformation planning 1.1 planning guidelines and principles First, Baisha reservoir priority in ensuring Xuchang Longgang thermal power plant under the premise of providing irrigation water. In other words, the water saved by the water-saving transformation of the irrigation area will meet the needs of the developing industries and cities and towns so as to enhance the economic and social benefits. The second is to focus on water-saving and efficiency enhancement and rely on scientific and technological progress to improve irrigation Water utilization, water productivity, and sustainable use of water resources; third is to coordinate with the social and economic sustainable development planning of irrigation districts. The utilization of water resources should take into account the current and long-term needs of all sectors of the national economy, but also consider the needs of eco-friendly water