摘要
紫色土由于其自身的复杂性,一直是水土流失治理的难点问题,严重影响区域经济社会的可持续发展。以华南紫色土水土流失区典型代表广东省五华县为例,分析了紫色土的理化特性及治理方面存在的问题,从工程措施和生物措施两个方面提出了具体的治理对策,并从拦沙蓄水、生态、经济、社会等方面进行了综合效益分析,可为华南地区紫色土水土流失的治理及研究提供一定的参考和借鉴。
The governance of the purple soil region is a difficult problem in soil erosion, and it has badly influenced harmonious and sustainable development of regional economy and society. This paper adopts case study method with Wuhua County as a typical repre- sentative, the physical - chemical properties of the purple soil and the problem of governance strategy was analyzed. The countermeas- ures are including engineering measures and biological measures, and comprehensive benefits are evaluated in four respects： water stor-age and silt detention, ecology, economy and society. The result can be used as reference to the governance of the purple soil erosion region in Southern China.
出处
《人民珠江》
2013年第4期78-81,共4页
Pearl River
关键词
水土流失
紫色土
治理对策
效益分析
五华县
soil erosion
purple soil
governance measure
benefit analysis
Wuhua County
