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양승춘,최영찬,Yang, Seung-Choon,Choe, Young-Chan 한국농촌지도학회 1995 농촌지도와 개발 Vol.2 No.2
Agricultural extension services in Korea has experienced various system changes and accomplishments. The biggest achievement of extension was rice self-suffiency in the 1970s and abundant vegetable and animal production in the 1980s. The emerging challenges of international competition and localization are contributing to significant changes such as the decentralization of activities and shared responsibilities between the central government and local governments. Change, while it threatens the status quo, is a challenge and an opportunity to review and revamp ensconced and often rigid structures. In this sense, it is time to start a new era in agricultural extension. The development of agricultural extension requires keen appraisals and cogent analysis based on the realities of each specific regional situation. In order to develop agricultural extension services, the various aspects, the synthetic identification of its environments, the clarification of the client, the program development, and the effective mechanisms between research and extension must be considered. Especially, agricultural extension systems should be flexible and adjust to changing environments and the farmers' needs.
양승춘(Seung Choon Yang) 한국농촌지도학회 1998 농촌지도와 개발 Vol.5 No.1
This research was carried out to provide the information for the reorganization of County Extension system. In order to develop the extension system, basically we must understand the various characteristics of the extension organization such as farmer`s needs, community environments and its released organizations. In respose to localization, county extension organization will be changed by the consderation its unique characteristics.
양승춘(Seung Choon Yang),최영찬(Young Chan Choe) 한국농촌지도학회 1995 농촌지도와 개발 Vol.2 No.2
Agricultural extension services in Korea has experienced various system changes and accomplishments. The biggest achievement of extension was rice self-suffiency in the 1970s and abundant vegetable and animal production in the 1980s. The emerging challenges of international competition and localization are contributing to significant changes such as the decentralization of activities and shared responsibilities between the central government and local governments. Change, while it threatens the status quo, is a challenge and an opportunity to review and revamp ensconced and often rigid structures. In this sense, it is time to start a new era in agricultural extension. The development of agricultural extension requires keen appraisals and cogent analysis based on the realities of each specific regional situation. In order to develop agricultural extension services, the various aspects, the synthetic identification of its environments, the clarification of the client, the program development, and the effective mechanisms between research and extension must be considered. Especially, agricultural extension systems should be flexible and must to changing environments and the farmers` needs.
구강점막 결손부위의 자가피부이식 및 점막이식후의 생착과정에 관한 비교 실험적 연구
양승춘(Seung Choon Yang),김오환(Oh Hwan Kim) 대한악안면성형재건외과학회 1988 Maxillofacial Plastic Reconstructive Surgery Vol.10 No.1
N/A Full thickness skin graft (0.7mm thick) and full thickness mucosal graft were transplanted to the defect of buccal mucosa (8x12mm) in adult rabbits. The healing process of skin graft and mucosal graft were observed histologically. The obtained results were as follows; l. In the initial stage, the epithelium and connective tissue of the graft and recipient area showed inflammatory responses. Characteristic features were dilated capillary congested with blood elements, migration of leukocytes. The epithelium of the graft had partially degenerated. Three days after transplantation, the proliferation of fibroblast and collagenous fiber at dermis layer was revealed. 2. Seven days after transplantation, in both sites, inflammatory cell infiltration and edema was decreased. The contact area of skin graft was more broader than that of mucosal graft. 3. 14 days after transplantation, in both sites, the epithelium of the graft area was approaching a preoperative structural character. The thickness had increased, cellular and intercellular character was normal. The size of mucosal graft was decreased in 20% of original one. 4. 21 days after transplantation, the connective tissue consisted of many collagen bundles, few cells and dense wavy bundles, the character of epithelium had approached the normal in structure and maturity at both sites.
양승춘(Seung Choon Yang),최영찬(Young Chan Choe) 한국농촌지도학회 1995 농촌지도와 개발 Vol.2 No.2
Agricultural extension services in Korea has experienced various system changes and accomplishments. The biggest achievement of extension was rice self-suffiency in the 1970s and abundant vegetable and animal production in the 1980s. The emerging challenges of international competition and localization are contributing to significant changes such as the decentralization of activities and shared responsibilities between the central government and local governments. Change, while it threatens the status quo, is a challenge and an opportunity to review and revamp ensconced and often rigid structures. In this sense, it is time to start a new era in agricultural extension. The development of agricultural extension requires keen appraisals and cogent analysis based on the realities of each specific regional situation. In order to develop agricultural extension services, the various aspects, the synthetic identification of its environments, the clarification of the client, the program development, and the effective mechanisms between research and extension must be considered. Especially, agricultural extension systems should be flexible and adjust to changing environments and the farmers' needs.
양승춘(Seung Choon Yang),김진화(Jin Hwa Kim),최창욱(Chang Wook Choi) 한국농촌지도학회 1998 농촌지도와 개발 Vol.5 No.2
The purpose of this study was to investigate development derections for upbringing young success farmers. The study was carried out through literature review and questionnarie survey. Total of 400 young success farmers were surveyed to collect data, and 394 responded. For deveolpment directions of upbringing young success farmers, this study suggests; 1) to increase investment of agricultural management and marketing, 2) to postpone the time to payback and to lower the loan rates, 3) to enlarge consulting service in agricultural extension organizations.
양승춘(Seung Choon Yang),최민호(MIn Ho Choi),김성일(Seong Il Kim),정기산(Ki San Cheong) 한국농촌지도학회 1997 농촌지도와 개발 Vol.4 No.1
The objectives of this study were to identify preset status of services for upbringing young farmers, and to suggest development directions for upbringing full-time young farmers in Korea. The t status of services for upbringing full-time young is was not sufficient, and needed to be improved. The future development directions suggested by the researchers was : 1) to build integrated upbringing service policy ; 2) to systematize upbringing services ; 3) to share the roles of institutions that concerned with the service ; and 4) to reinforce and coordinate activities of various organizations for upbringing full-time young farmers.