Chiyŏk tanwi ŭi nonggongsang yŏndae pangan kwa hwaktae kanŭngsŏng : k'ŏmyunit'i pijŭnisŭ chungchanggi yuksŏng pangan (1/3-ch'a yŏndo) = integration of agriculture with manufacturing and commerce at regional level and its growth prospects
Chuyo wŏnyenong sanmul kyŏngyŏng silt'ae punsŏk mit saengsanbi chŏlgam pangan = A study on the cost reduction and management analysis of the major horticultural crops
Noksaek sŏngjang e taeŭng han chungjanggi sallim chŏngch'aek ch'ujin chŏllyak. 1/2-ch'a yŏndo = A study on long-term forest management strategies for green growth
Kyŏngjaengnyŏk chego wa sobi kiban kuch'uk ŭl wihan nokch'a sanŏp palchŏn chŏllyak = Development strategies of green tea industry for enhancing competitiveness and establishing consumption infrastructure