The Great King Sejong initiated an active agricultural research and development (R&D) policy in Korea about 570 years ago. Famous for many scholarly and scientific achievements, including the creation of the Korean phonetic alphabet, he founded a national scholarly institute, known as the “Hall of Worthies,” encouraging the most talented scholars in the country to conduct a variety of research activities (Eckert et al. 1990). Sejong’s focus was on efforts to improve the welfare of the common people, including the promotion of agriculture to secure an adequate food supply. One part of his agricultural R&D effort was to transfer relatively advanced agricultural techniques used in the southern provinces to the north, where farmers were still u...