HISTORICAL TREND OF PCDD/FS IN PADDY SOIL BY PRESERVED SAMPLE ANALYSIS Publication Attachment: 02-248.pdf Authors: Seike, Nobuyasu, Eun, Hee-soo, Ishizaka, Masumi, Komamura, Misako, Uegaki, Ryuichi, Kuwahara, Masahiko and Ueji, Masako Year: 2002