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) Richard H. Zimmerman,Flowering in Crabapple Seedlings: Methods of Shortening the Juvenile Phase1,Journal of the American Society for Horticultural Science,0003-1062,American Society for Horticultural Science,1971-07,96,4,404-411,https://cir.nii.ac.jp/crid/1360298345422983296,https://doi.org/10.21273/jashs.96.4.404