* DuPont Co. said that because of the depressed world agriculture industry, it will restructure its $2-billion crop protection business, cutting about 800 jobs, or about 15% of the workers making insecticides and herbicides. The chemicals giant said it expects the restructuring to result in annual pretax savings of about $200 million.
* Monsanto Co. said it plans to sell its artificial sweetener business, which includes such well-known brands as NutraSweet, as part of a restructuring aimed at reducing debt. The company said its biogums unit, which makes food ingredients and industrial products, was also for sale.
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