Yesterday DuPont announced that its subsidiary Pioneer Hi-Bred International, Inc. , has formed a joint venture with one of China’s largest seed production companies, Dunhuang Seed Co. Ltd., to provide top-performing corn hybrids to Chinese farmers in the spring market. “I’m excited about the opportunities for the Pioneer business in China and the increased productivity that we can bring to Chinese farmers,” said Paul Schickler, vice president, Pioneer International Operations. “This partnership brings together two strong seed companies and combines their strengths to benefit the agricultural industry.”