About NISHIMURA T
About Tokyo Univ. Agriculture and Technol., Tokyo, JPN
About NAKANO M
About Kobe Univ., Kobe-shi, JPN
About MIYAZAKI T
About Tokyo Univ., Tokyo, JPN
About 土壌の物理性
About gypsum
About 国頭マージ
About Soil chemistry
About Fertilizer application and efficiency
About 酸性
About 国頭マージ
About 土壌
About 石膏