@techreport{oai:nagoya.repo.nii.ac.jp:00005715, author = {Hoshino, Mitsuo and 星野, 光雄}, month = {Dec}, note = {科学研究費補助金 研究種目:基盤研究(A)課題番号:15253006 研究期間:平成15年度~平成17年度 Grant-in-Aid for Scientific Research (overseas Scientific Survey) from Jaspan Society for the Promotion of Science}, title = {Soil erosion and conservation in Western Kenya}, year = {2006} }