About INABA K
About National Inst. Environmental Studies, Ibaraki, JPN
About SEKINE T
About Sci. Univ. Tokyo, Tokyo, JPN
About TOMIOKA N
About National Inst. Environmental Studies, Ibaraki, JPN
About YAGI O
About National Inst. Environmental Studies, Ibaraki, JPN
About Water Research
About eutrophic lake
About Microcystis
About Lake pollution
About Heavy metals and their compounds in general
About 富栄養湖
About 霞ケ浦
About 表面水
About 銅
About 鉄
About 季節
About 経度