ROLLE, SWIZTERLAND — Archer Daniels Midland Co. has reached agreement to acquire Schokinag-Schokolade-Industrie Herrmann GmbH & Co. KG, one of Europe’s largest producers of chocolate and cocoa powder. Financial terms of the transaction were not disclosed. The move continues ADM’s efforts to expand its global cocoa and chocolate presence. In 2006, the company acquired the assets of U.K.-based Classic Couverture Ltd., and more recently opened a cocoa and chocolate manufacturing plant in Hazelton, Pa., and is completing a new cocoa processing facility in Kumasi, Ghana. Headquartered in Mannheim, Germany, Schokinag manufactures products in Mannheim and Manage, Belgium, and has sales offices in Ludlow, U.K., and Bakersfield, Calif.