Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nakai Makoto,Soil Classification System in the World and Application to Agriculture and Forestry. : 7. Application and Development of Soil Classification,Japanese Journal of Soil Science and Plant Nutrition,00290610,Japanese Society of Soil Science and Plant Nutrition,2005,76,6,917-924,https://cir.nii.ac.jp/crid/1390001206557690112,https://doi.org/10.20710/dojo.76.6_917