Research on Construction of Land Spatial Planning Database: Taking Expression of Planning Scheme in Database and Uniformity of Maps and Data as an Example

Construction of land spatial planning database is an important part of“one map”project of land and resources，and it is basic basis for implementation of land management system.Inspection of township level planning database of 2 500 units（counties）in China were sort out and summarized.Taking expression of planning scheme in database and uniformity of maps and data as an example，suggestions and measures in view of problems in construction of planning database，such as planning indicators，relevant layer relations，indicator implementation and zoning correspondence were put forward.It provided reference for construction of land spatial planning database.