This paper discusses the urban land grading system based on the self_developed GIS software.The system establishes the system template,the relevant data structure and the empirical formulas of the affecting factor and...This paper discusses the urban land grading system based on the self_developed GIS software.The system establishes the system template,the relevant data structure and the empirical formulas of the affecting factor and economic data of land use.Besides,the system can calculate the service radius,sum and land grade automatically.Furthermore,it can do statistics and query on various land information and show the result of land grading with spatial and attribute data.This paper illustrates the result by giving an example of the commercial land grading of the urban area of Wuhan City by the urban land grading system.展开更多
Taking Fengkai County of Guangdong Province as an example of the application of GIS technology in farmland grading.The application of GIS in farmland grading is discussed in order to provide a professional and high-ef...Taking Fengkai County of Guangdong Province as an example of the application of GIS technology in farmland grading.The application of GIS in farmland grading is discussed in order to provide a professional and high-efficient method to complete the work.The function of space analysis of MAPGIS software shows advantages in speed and precision and is regarded as a new way of farmland grading.展开更多
文摘This paper discusses the urban land grading system based on the self_developed GIS software.The system establishes the system template,the relevant data structure and the empirical formulas of the affecting factor and economic data of land use.Besides,the system can calculate the service radius,sum and land grade automatically.Furthermore,it can do statistics and query on various land information and show the result of land grading with spatial and attribute data.This paper illustrates the result by giving an example of the commercial land grading of the urban area of Wuhan City by the urban land grading system.
文摘Taking Fengkai County of Guangdong Province as an example of the application of GIS technology in farmland grading.The application of GIS in farmland grading is discussed in order to provide a professional and high-efficient method to complete the work.The function of space analysis of MAPGIS software shows advantages in speed and precision and is regarded as a new way of farmland grading.