이성우 2018-11-15T09:38:51Z 2018-11-15T09:38:51Z 2010-12-31 OT050 http://repository.krei.re.kr/handle/2018.oak/19701 Chapter 1. Introduction Chapter 2. Concept of Agricultural Extension and Change of Rural Areas of Korea Chapter 3. Developmental Process of Agricultural Extension Services in Korea Chapter 4. Achievements and Lessons of Korea's Agricultural Extension Service Chapter 5. Summary and Conclusions Chapter 1. Introduction Chapter 2. Concept of Agricultural Extension and Change of Rural Areas of Korea Chapter 3. Developmental Process of Agricultural Extension Services in Korea Chapter 4. Achievements and Lessons of Korea's Agricultural Extension Service Chapter 5. Summary and Conclusions 한국농촌경제연구원 Establishment and Operation of Agricultural Extension System in Korea Establishment and Operation of Agricultural Extension System in Korea KREI 보고서 Lee, Sungwoo