반성환 이동필 김은순 2018-11-15T07:51:34Z 2018-11-15T07:51:34Z 1981-12 R041 http://repository.krei.re.kr/handle/2018.oak/14087 답이용율 제고방안 Measures to Improve Dry Paddy Utilization KREI 보고서 Ban, Sunghwan Lee, Dongphill Gim, Uhnsoon