Core Insights - Jiangyan District in Taizhou, Jiangsu Province, has successfully completed a comprehensive agricultural water price reform, becoming the first in the province to do so after a decade of efforts [1][2] - The reform has led to significant water savings and improved efficiency in agricultural water usage, with an annual average water saving of 64 cubic meters per mu and a water-saving rate of 12% [1] - The district has also seen a reduction in fertilizer usage, from 37,500 tons in 2015 to 25,600 tons in 2024, contributing to ecological benefits [1] Group 1: Agricultural Water Price Reform - The comprehensive agricultural water price reform in Jiangyan District began in 2016 and was recognized as a national pilot in 2023, being the only pilot county in Jiangsu Province [1] - The reform model emphasizes "goal orientation, reform promotion, digital empowerment, and integrated development," which has been acknowledged by the Ministry of Water Resources and is being promoted throughout the province [1] Group 2: Water Usage Efficiency - The effective utilization coefficient of irrigation water has improved from 0.609 in 2015 to 0.645 in 2024, indicating enhanced efficiency in water use for agriculture [1] - The integration of irrigation district construction with high-standard farmland development has improved farmland drainage conditions, ensuring stable and high yields [1] Group 3: Ecological Impact - The promotion of precise irrigation technology has increased water resource utilization efficiency and reduced the loss of fertilizers and pesticides due to excessive irrigation [1] - By the end of 2024, Jiangyan District is expected to have constructed 491 kilometers of rural ecological waterways, achieving a coverage rate of 67.9% [1] Group 4: Water Rights Trading - Jiangyan District has become a pilot for deepening agricultural water rights reform, completing 289 agricultural water rights transactions with a total water volume of 5.27 million cubic meters and a transaction value of 182,400 yuan [2] - The district has facilitated the first cross-industry agricultural water rights transaction in the province, with three non-agricultural water users purchasing 1.1 million cubic meters of water rights for 99,000 yuan [2]

在泰州姜堰，周山河、溱潼两大重点中型灌区承载着全区56.23万亩永久基本农田的灌溉重任。自2023 年入选水利部第一批深化农业水价综合改革推进现代化灌区建设试点以来，该区以"节水、生态、精 管、智慧、幸福"为目标，实施工程建设、数字赋能、机制创新、生态护底"四位一体"系统治理，为粮 食安全筑牢"水支撑"。 工程建设强基础，夯实粮食生产硬底盘 近年来，姜堰区聚焦灌区输水"主动脉"畅通，以"续建配套+节水改造"为核心，系统性推进灌区工程建 设。试点以来，综合整治西姜黄河、张甸支河、张东河、姜溱河等4条干支渠疏浚18.61公里。2024年实 施溱潼灌区节水改造项目，综合整治干支渠24条；2025年实施溱潼灌区现代化改造项目，综合整治干支 渠10条。对两个灌区90座电灌站进行全面提升改造，对全区2418座电灌站全部安装标准化计量设施。 数字赋能提质效，激活灌区建设新动能 如果说工程建设是"硬骨架"，那么现代化改造就是"软实力"。姜堰区通过数字赋能管理，推动灌区 从"传统灌溉"向"智慧精管"转型，开发智慧灌区系统，整合工程信息、用水数据、气象信息于一体，构 建灌区"一张图"管理模式。得益于农业水价综合改革打下的良好基础 ...