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陕西省城固县地处南水北调中线工程水源区的汉江上游,境内有4条河流均注入汉江,其生态环境的好坏,将直接影响到水源水质和用水安全。笔者介绍了城固县基本情况,分析了该县水土流失成因及危害,总结了水利水保部门近年来防治水土流失工作实践:明晰思路,科学规划,加大宣传,强化监督执法,坚持不懈开展小流域综合治理。区域内水土流失明显减少,生态环境得到好转,改善了农民生产生活务件,提高了农民收入,促进了当地经济发展,保护了水源区生态环境。
Chenggu County, Shaanxi Province is located in the upper reaches of the Han River in the water source area of the Middle Route of the South-to-North Water Diversion Project. Four rivers are injected into the Han River within the territory. Their ecological environment will directly affect water quality and water use safety. The author introduces the basic situation of Chenggu County, analyzes the cause and harm of soil and water loss, summarizes the practice of water and soil conservation departments in recent years to prevent and control soil and water loss: clear ideas, scientific planning, increase publicity, strengthen supervision and law enforcement, persevere Small watershed comprehensive management. The soil erosion in the area has been obviously reduced, the ecological environment has been improved, peasants ’production and daily necessities have been improved, the peasants’ income has been raised, the local economic development has been promoted, and the ecological environment in the water source area has been protected.