摘要
潮白河流域废弃砂石坑的大量存在,对北京市生态建设和经济社会的可持续发展都产生重大影响。分析北京市潮白河流域砂石坑范围内的历年土地利用变化。同时利用地理信息系统和AHP层次分析法,选取相应的评价因子建立评价模型,进行砂石坑复垦、生态恢复和建设的土地适宜性评价,并提出土地利用建议。
The gravel pits in the watershed of Chaobai River of Beijing have significant effects on ecological construction and sustainable devel- opment of economic society. Aiming at the gravel pits in Chaobai River basin, the land use change was analyzed. The evaluation model was es- tablished by using GIS, AHP method and selecting corresponding evaluating factors. The circumstance of farm land reclamation, ecological resto- ration and construction were evaluated, several land use suggestions were put forward.
出处
《安徽农业科学》
CAS
2013年第29期11799-11801,11828,共4页
Journal of Anhui Agricultural Sciences
关键词
砂石坑
潮白河
土地适宜性
土地利用
Gravel pits
Chaobai River
Land suitability evaluation
Land use
