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) IIZUMI Toshichika and SAKURAI Gen and YOKOZAWA Masayuki,Contributions of historical changes in sowing date and climate to U.S. maize yield trend: An evaluation using large-area crop modeling and data assimilation,農業気象,00218588,日本農業気象学会,2014,70,2,73-90,https://cir.nii.ac.jp/crid/1390001204668652416,https://doi.org/10.2480/agrmet.d-13-00023