农田水利
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用好冬春农田水利建设黄金期 筑牢“水脉”护“粮仓”
He Nan Ri Bao· 2025-11-19 23:26
Core Viewpoint - The article emphasizes the critical role of water resources and irrigation infrastructure in ensuring agricultural productivity and food security in Henan Province, which faces severe water scarcity challenges while being a major grain-producing area in China [7][11]. Water Resource Challenges - Henan Province has an average annual water resource total that accounts for only 1.43% of the national total, with a per capita water resource of 389 cubic meters, which is less than one-fifth of the national average, categorizing it as an extremely water-scarce region [7]. - Despite these challenges, Henan maintains over 110 million acres of arable land and produces 10% of the nation's grain and 25% of its wheat, achieving a stable grain output of over 1.3 trillion jin for eight consecutive years [7]. Irrigation Infrastructure - The province has a comprehensive irrigation system, including 2,540 reservoirs, 16,700 kilometers of levees, 14 flood retention areas, 299 large and medium-sized irrigation districts, 1.15 million wells, and 240,000 kilometers of ditches, forming a robust safety net for flood and drought management [7]. - In response to drought conditions, Henan has utilized water storage projects and cross-basin water diversion projects to ensure timely irrigation, effectively alleviating water pressure during dry years [8]. Flood Management - The water management system in Henan includes a multi-layered defense strategy involving reservoirs, river channels, and drainage ditches to mitigate flood risks [9]. - Recent investments in flood control infrastructure, such as the 12.7 billion yuan spent on comprehensive waterway connectivity projects, have improved the region's ability to manage heavy rainfall and prevent crop damage [13]. Agricultural Development - The province's agricultural sector has increasingly integrated modern irrigation techniques, including smart irrigation systems that enhance water efficiency and reduce costs [17]. - By 2030, Henan aims to establish 94.59 million acres of high-standard farmland, with 54.24 million acres dedicated to efficient water-saving irrigation [17]. Digital Innovations - The implementation of digital twin technology in irrigation management has improved water distribution accuracy and efficiency, with some projects achieving a 90% precision rate in water allocation [18]. - The ongoing development of a provincial-level digital twin platform aims to enhance the management of water resources and improve the resilience of agricultural systems against water-related challenges [18].
沟渠连通 周口这样做
He Nan Ri Bao· 2025-07-15 23:27
Core Viewpoint - The article highlights the ongoing efforts in rural water management and irrigation system improvements in Zhoukou, Henan Province, emphasizing the importance of water infrastructure for agricultural productivity and flood control [3][4][5][6][10][17]. Water Management Initiatives - Zhoukou is implementing a three-year action plan for rural channel connectivity, aiming to create a comprehensive agricultural water management system that can handle both drought and flooding [3][4]. - The construction of the new Fugu North Gate dam on the Jialu River is a significant development, designed to manage flood risks with a flow capacity of 1,370 m³/s for a 50-year flood event and 1,620 m³/s for a 100-year event [5][6]. - Since 2021, Fugu County has invested 1.27 billion yuan in water system connectivity projects, enhancing irrigation and disaster prevention capabilities across the region [5][6]. Agricultural Impact - The Yan Gang dam in Xihua County supports irrigation for 460,000 acres of farmland, showcasing the critical role of water infrastructure in boosting agricultural yields [9][10]. - The article notes that the modernization of irrigation systems has led to significant improvements in crop yields, with reports of wheat yields reaching approximately 1,200 jin per acre [9]. Ecological and Community Benefits - The comprehensive water management efforts have resulted in improved water quality and ecological conditions, transforming rivers into vital irrigation channels and recreational areas for local communities [13][15][16]. - The integration of modern agricultural projects with water system governance has created a synergistic effect, enhancing both agricultural productivity and environmental sustainability [10][16]. Future Developments - Zhoukou is planning to continue expanding its irrigation infrastructure, with initiatives to modernize existing irrigation areas and construct new large-scale irrigation projects [12][17]. - The establishment of a multi-tiered management system for irrigation and river management is being pursued to ensure effective oversight and maintenance of water resources [12][17].