Delaware-based Corteva Inc. plans to acquire PhytoGen Seed Co. LLC, a joint venture the company owns with J.G. Boswell Co. In an announcement on Tuesday, Corteva, which operates an office in Johnston, announced that it had signed an agreement to purchase J.G. Boswell’s ownership interest in PhytoGen. According to a news release, PhytoGen was formed to focus on the U.S. cottonseed industry. Corteva had a more than 53% stake in the company before the agreement, and has operated PhytoGen through its wholly owned subsidiary Mycogen LLC. “This acquisition provides a solid proof point of our consistent commitment to driving long-term growth through targeted investments in solid margin opportunities that at the same time strengthen our ability to serve our customers,” Corteva CEO James C. Collins Jr. said in the release. Steve Reno, Corteva’s seed business platform president, said the acquisition “further strengthen’s Corteva Agriscience’s commitment to the cotton market, and positions the company well to diversify and grow this business globally over time.”