About BABA MITSUHISA
About SUMIDA RYUSUKE
About 北里大 大学院獣医学系研究科
About OKA KAORI
About 北里大 大学院獣医学系研究科
About TAKAMATSU RIEKO
About MAIE NAGAMITSU
About SUGIURA TOSHIHIRO
About 日本土壌肥料学会講演要旨集
About nitrogen cycle
About eluviation
About nitrogen
About soil component
About artificial forest
About Cryptomeria japonica
About multi-storied forest
About soil nitrogen
About nitrate leaching
About スギ人工林
About Soil chemistry
About 複層林
About 窒素循環
About 窒素溶脱