About NAKANO KAZUNORI
About OTSUKI RYOTARO
About NAKAMURA KAZUNORI
About HASHIMOTO ATSUSHI
About constructed wetland
About environmental conservation
About demonstration experiment
About sewage treatment
About denitrification
About removal
About dephosphorizing
About property
About flower bed
About water environment preservation
About Biological nitrogen removal
About demonstration
About swage water treatment
About biological phosphorus removal
About multifunctionality
About nitrogen removal
About 花壇型人工湿地
About Sewage and wastewater treatment facilities
About Biological treatment of sewage and wastewater
About Parks,landscape architecture,greening
About Energy consumption and energy saving
About 人工湿地
About 水環境保全
About 花壇
About 学生食堂
About 排水