About YOSHINAGA IKUO
About SHIMASAKI MASAHIKO
About TSUNESUMI NAOTO
About TAKAKI KYOJI
About 農業農村工学会誌
About farm pond
About Cesium
About bottom sediment
About sedimentation (accumulate)
About particle size (diameter)
About concentration (ratio)
About Fukushima prefecture
About power plant
About reactor accident
About Fukushima 1st nuclear power station
About Agricultural engineering
About Lake pollution
About Environmental contamination and its prevention
About 農業用水
About 水質保全
About ため池
About 底質
About Cs
About 堆積
About 状況
About 粒径