The Land Use Change and Agriculture Program of IIASA and the Food and Agriculture Organization of the UN have developed a comprehensive Harmonized World Soil Database. Free to download, contains recently collected regional and national updates of soil information
Geographic Information Systems can aid farmers in managing their land more efficiently. Mobile GIS in the field and scientific analysis of production data are very useful for Agriculture.
Maps can show areas of cropland which require more fertilizer, water, or are suitable for certain crops. Crop specific maps can display the lay of the land for agribusinesses such as fertilizer companies and growers. These are just a few of the uses of GIS in Agriculture.