About SASAKI R
About Ibaraki Univ., Ibaraki, JPN
About YOSHIDA M
About Ibaraki Univ., Ibaraki, JPN
About OHTSU Y
About Ibaraki Agricultural Center, Kashima, JPN
About MIYAHIRA M
About Sysmex Corp., Osaka, JPN
About Ibaraki Univ., Ibaraki, JPN
About WATANABE M
About Tokyo Inst. Technol., Yokohama, JPN
About SUZUKI S
About Tokyo Univ. Agriculture and Technol., Tokyo, JPN
About Soil Science and Plant Nutrition
About volcanic mudflow
About Philippines
About Soil formation(=soil genesis,pedogenesis)and classification
About Volcanic geology in general
About Pinatubo山
About 火山泥流
About 物質
About 土壌生成
About 土壌
About 物理化学特性