【摘要】 阐述了GIS在推荐施肥中的应用,包括如何以Arc/info、Arcview等GIS软件为技术支持进行系统集成,对有关地形图、土壤类型图、土壤养分图等进行数字化,应用MO地图控件及VB语言做成包括信息查询、推荐施肥在内的土壤养分信息专家系统。更多还原

【Abstract】 GIS is a new technology in agriculture research. Its broadly application will have an important influence on the development of agriculture technology in China. Application of GIS in fertilization recommendation is reviewed in this paper. The contents include: how to digitize the topography map, soil map and soil nutrient map by using Arc/ info, Arcview software and the face-object program; How to make the soil nutrients information system, which include information inquiry and fertilization recommendation, by using MO map ActiveX and Visual Basic.更多还原