Li-Bo Liu, Guomin Zhou. Study on Soil Nutrient Management Andfertilization Model in Ningxia County Territorywith Gis. In Daoliang Li, Chunjiang Zhao, editors, Computer and Computing Technologies in Agriculture II, Volume 1 - The Second IFIP International Conference on Computer and Computing Technologies in Agriculture (CCTA2008), October 18-20, 2008, Beijing, China. Volume 293 of IFIP Advances in Information and Communication Technology, pages 223-231, Springer, 2008. [doi]
Abstract is missing.