About AKUTSU TAKASHI
About SUZUKI KYUUMA
About SHIMIZU NOBUHIRO
About TANAKA HIDEKI
About 群馬県水産試験場研究報告(CD-ROM)
About Plecoglossus altivelis
About seed and seedling management
About nitrate nitrogen
About Water Quality
About animal test
About Death
About aquatic animal
About service water
About lethal dose
About concentration (ratio)
About sensitivity
About Lethal Concentration 50
About nitrite nitrogen
About breeding water
About artificial nursery stock
About mass grave
About cultured fish
About breeding experiment
About breeding test
About Fishes
About Aquaculture in general
About 人工
About アユ
About 亜硝酸態窒素
About 耐性