摘要
云南小江流域是我国南方土地荒漠化的典型地区,是第四纪地质环境人工再造作用的结果。主要表现为土壤退化, 土地沙石化、石质化和劣地化, 面积达7000 hm 2。造成土壤肥力下降, 土地资源、生物资源遭到破坏, 制约社会经济发展。要改变上述面貌, 必须做好规划, 因地制宜, 突出重点, 分批治理;实行异地开发移民措施, 积极进行水土保持型生态农业建设; 加强法制观念, 强化预防监督措施, 控制人口增长等。
Xiaojiang valley is a typical region of desertification in the Southern China,due to human-induced Quaternary environment reconstruction. The primary phenomena are land degradation, sandy, rock desert, and worse land, covered the 7000 hm 2. The social and economic development is restricted. The countermeasures are suggested, such as, formulating the planning, cure in order, population migration, conservancy and economic agriculture, etc.
出处
《中国地质灾害与防治学报》
CSCD
1999年第4期56-60,46,共6页
The Chinese Journal of Geological Hazard and Control