Dr. James D. (Jim) Riggleman of Wilmington, DE, is Manager of Licensing for Du Pont's Agricultural Products Dep. He is responsible for identifying new herbicides, insecticides, fungicides, growth regulators and life science materials for Du Pont's development and marketing. Prior to this assignment, he was Manager, New Products Development.

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Ltd. Compiled from statistical yearbooks from Ministry of Agriculture, Forestry and Fisheries (Japan) and other Japanese statistical publications.