@article{oai:okinawauniversity.repo.nii.ac.jp:00001509,
 author = {大井, 浩太郎 and Ooi, Kōtaro},
 issue = {1},
 journal = {沖大経済論叢 = OKIDAI KEIZAI RONSO},
 month = {Feb},
 pages = {63--122},
 title = {水・土・と農業},
 volume = {5},
 year = {1981}
}