这场从"大水漫灌"到"科技滴灌"的变革，正重塑"塞外粮仓"的耕作方式。近年来，五原县依托一系 列精心打造的水利工程与智能灌溉系统，让源源不断的黄河水滋润万亩沃野。据了解，该县9个乡镇、 农场精心布局、精准落实粮食种植面积65.9万亩，今年依据黄河耗水指标84198.5万立方米，为接下来的 丰收保驾护航。 作为河套灌区核心区域，巴彦淖尔市近年将"四水四定"（以水定城、以水定地、以水定人、以水定 产）融入农业转型。据悉，2025年，巴彦淖尔农作物预计播种面积1200余万亩，为保障春夏灌工作顺利 进行，该市以优化配置和节约用水为重点，合理确定配水指标、优化调度方式，大幅提高输配水效率和 灌溉保证率。今年，河套灌区春夏灌农业可供水量21.1亿立方米，计划灌溉面积约968万亩次。市水利 局负责人表示，滴灌技术使每亩省水66立方米，2025年全市预计年节水可超8000万立方米。 5月23日，五原县塔尔湖镇继光村的6000亩麦田里，一条条滴灌带如"毛细血管"延伸至麦苗根部， 随着闸门开启，黄河水从100亩改造蓄水池奔涌而出，浸润着每一株小麦的根部。 "滴灌技术让每亩可增收近100元，我家的50亩小麦，可增收5000元左右。 ...

Group 1 - The meeting emphasized the importance of implementing the river and lake chief system and forest chief system to enhance ecological protection and restoration in Shaanxi province [1][2] - The provincial leadership highlighted the achievements made in ecological protection and environmental governance, particularly in the Qinling, Yellow River basin, and the South-to-North Water Diversion Project areas [2] - Future efforts will focus on integrated protection and systematic governance of mountains, waters, forests, fields, lakes, grasslands, and deserts, with a strong emphasis on resource conservation and ecological restoration [2] Group 2 - The meeting called for a collaborative approach to enhance ecological safety and address issues related to pollution prevention and ecological protection in the Qinling region [2] - Responsibilities were assigned to various levels of river and lake chiefs to ensure effective implementation of ecological protection measures and disaster prevention strategies [2] - The leadership stressed the need for ongoing public awareness and engagement to support large-scale ecological protection and governance efforts [2]

Core Viewpoint - The "Four Waters and Four Determinations" key technology integration and demonstration project in the Yellow River Basin has officially launched, aiming to address water resource management and ecological protection in the region [1][2]. Group 1: Project Overview - The project is part of the national key R&D plan for the 14th Five-Year Plan, focusing on comprehensive management of water resources and the environment in key river basins, including the Yellow River [2]. - Led by the Yellow River Water Resources Research Institute, the project involves collaboration with several institutions, including Zhengzhou University and the Nanjing Institute of Water Resources and Hydropower Research [2]. Group 2: Objectives and Goals - The project aims to study the spatial and temporal evolution of water resources, socio-economic factors, and ecological environments in the Yellow River Basin, analyzing the interactions among water, cities, land, population, production, and green development [2]. - It seeks to innovate the theory and methodology of the "Four Waters and Four Determinations" to provide technical support for ecological protection and high-quality development in the region [2]. Group 3: Current Status - The "Four Waters and Four Determinations" initiative is currently in its early stages, with pilot programs being developed in Ningxia Hui Autonomous Region and Ordos City [2].