著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) "山下, 雄三",新品種青果物研究の課題,"筑波大学農林社会経済研究 = Memoirs of Institute of Agriculture and Forestry, the University of Tsukuba. Rural economics and sociology",0914-0271,筑波大学農林学系,1985-03,,4,1-26,https://cir.nii.ac.jp/crid/1050564288700185600,