（来源：河北新闻网） 转自：河北新闻网 提高抗旱春灌供水保障能力 我省大中型水库蓄水44.5亿立方米 石津灌区立足滹沱河沿线岗南、黄壁庄等水库蓄水较充足的实际情况，已启动春灌工作部署。近日，该 灌区事务中心先后在深州、辛集等地召开灌区管理委员会片区会议，全面摸排工程运行状况、区域用水 需求，为即将展开的春灌做好工程检修、水源调配与组织管理等多方面准备。 据气象部门预测，今年春季降水量总体偏少，发生春旱的可能性较大。石津灌区事务中心综合处处长叶 坦表示，下一步灌区将围绕提升春灌综合效益，重点推进节水灌溉技术，扎实推动农业综合水价政策落 地，加快数字孪生灌区建设与应用，全面提升水资源集约节约利用水平。 有关专家介绍，水库蓄水兼有生产、生活、生态等多种用途。去年，河北省灌区春灌用水10多亿立方 米。从目前河道上游来水、水库蓄水、种植结构和工程供水能力上看，今年灌区春灌用水需求能得到有 效保障。 河北日报讯（苑立立、任树春）统计数据显示，截至2月1日8时，河北省大中型水库共蓄水44.5亿立方 米，较常年同期多16.1亿立方米，进一步提高抗旱春灌供水保障能力。 省水利厅相关负责人介绍，今年河北省水利部门围绕保安全、多蓄 ...

Core Viewpoint - The commencement of the Zhao Kou Yellow River Irrigation District modernization project is a significant step towards ecological protection, high-quality development, and national food security in China [1] Group 1: Project Overview - The Zhao Kou Irrigation District is located in the eastern plain of Henan Province and is the largest irrigation area in the province and the fourth largest in the country [1] - The project has a designed irrigation area of 3.665 million acres and a total investment of 6.499 billion yuan, with completion planned for July 2029 [1] Group 2: Key Construction Elements - The main construction activities include the renovation or new construction of 220 channels (ditches) with a total length of 1,353 kilometers, and the renovation (or new construction) of 2,019 various structures such as sluices and pumping stations [1] - The project will also advance the construction of a digital twin irrigation area, focusing on creating a water-saving, efficient, and ecologically sound flagship project [1]

Core Viewpoint - The commencement of the Zhao Kou Yellow River Irrigation District modernization project marks a significant step in enhancing ecological protection, food security, and high-quality water resource development in Henan Province and the broader Yellow River basin [1]. Group 1: Project Overview - The Zhao Kou Yellow River Irrigation District is located in the eastern plain of Henan Province and is the largest irrigation district in the province and the fourth largest in the country [1]. - The project has a designed irrigation area of 3.665 million acres and a total investment of 6.499 billion yuan, with a completion target set for July 2029 [1]. - Key construction components include the renovation or construction of 220 channels with a total length of 1,353 kilometers and the renovation or construction of 2,019 various structures such as sluices and pumping stations [1]. Group 2: Strategic Importance - This project is a crucial initiative for implementing the ecological protection and high-quality development strategy of the Yellow River basin, as well as the national food security strategy and the new round of grain production enhancement actions [1]. - The project aims to create a water-saving, efficient, and ecologically sound irrigation system, contributing to national food security and promoting high-quality water resource development [1].

Core Viewpoint - Water conservancy is vital for agriculture and plays a crucial role in the comprehensive revitalization of rural areas [1][2] Group 1: Rural Water Supply - The water conservancy department prioritizes the integrated construction of urban and rural water supply, promoting large-scale centralized water supply projects and standardizing small water supply projects [1] - By the end of last year, the national rural tap water penetration rate reached 94%, with large-scale water supply projects covering 65% of the rural population [1] Group 2: Agricultural Water Supply - The modernization of large and medium-sized irrigation areas is effectively linked with the construction of high-standard farmland, and comprehensive reforms of agricultural water pricing are deepening [1] - The irrigated area of arable land reached 108.6 million acres, producing over 80% of the grain from 56% of the cultivated land [1] Group 3: Challenges and Recommendations - Some rural water conservancy infrastructure is outdated, with insufficient maintenance funds and a lack of professional management teams [2] - To address funding issues, it is recommended to promote standardized construction of rural water supply projects, deepen water price reforms, and ensure government subsidies for sustainable operations [2] - The implementation of digital twin technology is suggested to enhance the operation of facilities and support the comprehensive revitalization of rural areas [2]

Core Viewpoint - Shandong Province is implementing a comprehensive approach to manage saline-alkali land, focusing on water management, technological innovation, and reform to ensure food security and improve agricultural productivity [1][4][5]. Group 1: Water Management - The saline-alkali land in Shandong covers over 8.9 million acres, primarily in coastal areas, which has historically hindered agricultural production [1]. - In the Binzhou and Dongying regions, saline-alkali land constitutes 70.33% and 80% of arable land, respectively, making water management critical for agricultural success [4][5]. - Shandong is enhancing water infrastructure to support saline-alkali land management, with projects like the West Water East Transfer project capable of transferring 25 million cubic meters of water annually [6][7]. Group 2: Technological Innovation - Technological improvements have significantly reduced soil salinity levels in demonstration areas, with soil salinity dropping from 16‰ to 3‰ and pH levels optimized to 7.95, leading to increased crop yields [8][9]. - The implementation of digital twin irrigation systems allows for real-time monitoring and data-driven irrigation management, improving water use efficiency by over 10% [12][13]. Group 3: Reform and Investment - Shandong is reforming agricultural water pricing and rights allocation to enhance water resource management, providing double water rights for trial areas to stimulate saline-alkali land development [13][14]. - The introduction of social capital into saline-alkali land management has led to significant investments, with land rental prices increasing from 200-300 yuan to over 760 yuan per acre after improvement [14][15]. - The provincial government aims to create a modern water network and continue the modernization of irrigation systems to support sustainable agricultural practices [15].