農薬分解のためのナノスケールの零価の鉄粉（ＺＶＩ）の適合性を考察する。Examines the suitability of nanoscale zero-valent iron (ZVI) for degradation of agrochemicals for the purpose of developing a cost-eff ective treatment technology. Contents: Literature review.- Nanoscale ZVI Particles Manufacture and Analytical Techniques.- Oxidative degradation of the thiocarbamate herbicide, molinate, using nanoscale ZVI.- Quantification of the oxidizing capacity of nanoparticulate zero-valent iron and assessment of possible environmental applications.