About IIMURA Yasuo
About FUJIMOTO Mari
About HIROTA Mitsuru
About TAMURA Kenji
About HIGASHI Teruo
About YONEBAYASHI Koyo
About FUJITAKE Nobuhide
About Geoderma
About Japan
About volcanic ash soil
About ecological succession
About humic acid
About carbon 13
About Pinus densiflora
About Miscanthus sinensis
About Sasa
About Quercus mongolica var.Crispula
About carbon nitrogen ratio
About grassland
About forest
About microbial degradation
About biological absorption
About Nitrogen
About fulvic acid
About N uptake
About CN ratio
About Sasa
About volcanic ash-derived soil
About grassland
About Soil chemistry
About Plant ecology
About 日本
About 火山灰土壌
About 鉱
About 物層
About 生態遷移