Survey of pesticide residues in agricultural products cultivated in Tama region of Tokyo2005.4-2007.3

110 kinds of pesticide residue components in total of 156 agricultural products; 87 samples cultivated in Tama region, Tokyo and 69 samples cultivated in other regions in Japan between April 2005 and March 2007 were investigated. Total seventeen kinds of pesticides were detected in 15 samples cultivated in Tama region (trace-0.75ppm). Thirty five kinds of pesticides were detected in 25 samples cultivated in the other region (trace-1.5ppm). Concentration of fosthiazate detected in one cucumber and mizuna cultivated in Tama region were over Japanese maximum residue limits. Among the agricultural products cultivated in Tama region, oxamyl detected in romaine lettuce, methomyl in red-tip leaf lettuce and fosthiazate in mizuna were respectively against application in the Agricultural Chemicals Control Act.