About KUMAGAI HIROSHI
About 福岡県 環境部
About 水環境学会誌
About marine pollution
About nutritive salt
About Nitrogen
About phosphorus
About silicon
About dissolved component
About population dynamics
About Water Pollutants
About sea area
About port (harbor)
About Environmental Monitoring
About environmental impact
About Ariake Bay
About outflow load
About Bacillariophyta
About pollutant
About algae
About Cryptogamae
About Bacillariophyceae
About Marine pollution
About Geochemistry of hydrosphere and biosphere
About 海洋
About ケイ酸
About 可能性
About 複雑性
About 有明海
About ケイ素
About 流入