南水北调中线水源区水平梯田建设效益分析  

Level terrace construction-benefit analysis of water district of South-to-North Water Diversion Project

作　　者：白丹[1] 王玮[1] 王勇[1] 

机构地区：[1]西安理工大学西北水资源与环境生态教育部重点实验室,陕西西安710048

出　　处：《西北大学学报（自然科学版）》2010年第1期158-161,共4页Journal of Northwest University（Natural Science Edition）

基　　金：陕西省水土保持局科技计划基金资助项目(2007-06-11)

摘　　要：目的分析镇巴县坡改梯的经济、社会和生态效益,为水源区坡耕地治理提供科学依据。方法以镇巴县项目区调查数据为基础,进行理论分析。结果镇巴县通过大力开展坡改梯建设,取得了显著的经济效益和水土保持效益。不仅有效地减少了水土流失和对水源的污染,也为镇巴县农民脱贫做出了贡献。结论坡改梯是水源区水土保持治理的重要工程措施,是治理坡耕地的重要手段。Aim To analyze the slope infield to offer the economic,social and ecological benefits;to provide scientific gist to solve slope infield polluter.Methods Based on the data of Zhenba,analysis of lope infield to terrace′s direct benefits and indirect benefits.Results With great efforts to carry out the building of slope infield,Terrace has made significant economic benefits and soil and water conservation efficiency,not only reduced soil erosion and water pollution,but also contributed to in Zhenba.Conclusion Slope infield to terrace is important measures of Soil and Water Conservation.

关 键 词：南水北调 中线水源区 水平梯田 

分 类 号：S157[农业科学—土壤学]