이태호 2018-11-15T08:27:57Z 2018-11-15T08:27:57Z 1996-05 JRD18-2-01 http://repository.krei.re.kr/handle/2018.oak/15857 KREI The Dynamic Control Policy for Disappearing Crops The Dynamic Control Policy for Disappearing Crops KREI 논문 Lee, Taeho