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本文根据国家资源环境数据库建设与数据共享研究项目的要求,探讨了中国1∶100万土壤元数据库标准与土壤元数据,土壤名称分类编码系统;对1∶100万土壤空间数据库建立以及与其关联的典型剖面数据库选取,土壤属性数据库设计,数据标准与规范以及空间数据库精度控制提出了建议。
According to the requirements of the national resource and environment database construction and data sharing research project, this paper discusses the 1: 1 million soil metadata database and soil metadata classification and soil name classification coding system in China. The 1: 1 million soil spatial database is established and related Proposed the selection of typical profile database, the design of soil attribute database, the data standard and specification and the precision control of spatial database.