DuPont subsidiary Pioneer Hi-Bred International Inc. said Tuesday that it is on track to commercialize by 2009 a biotech soybean product that will compete with the Roundup Ready soybean trait sold by Creve Coeur-based Monsanto Co. DuPont said it has completed its regulatory submissions, seeking approval of the product, to the U.S. Agriculture Department, Environmental Protection Agency and Food and Drug Administration.