摘要
研究目的:在福建省土地利用更新调查工作中,为了快速、准确、自动获取耕地坡度分级信息,研究1∶10000坡度分级数据库建设的技术方法和工艺流程。研究方法:利用DEM数据源及采用GIS技术。研究结果:得到了合理的技术流程和参数指标;开发了坡度分级数据库生产软件。研究结论:该建库方法切实可行,解决了耕地坡度分级数据获取的瓶颈,具有推广应用前景。
The purpose of the paper is to study technical methods and procedure of 1：10000 slope reclassification database construction, in order to rapidly and automatically acquire accurate slope reclassification information in land use update investigation. Method of GIS and data based DEM were employed. Proper parameters, technical procedure and relevant software have been developed. The method of database construction is practical and can be popularized as it solves key problems of slope reclassification in land use update investigation.
出处
《中国土地科学》
CSSCI
北大核心
2007年第2期44-50,共7页
China Land Science
