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) Norikuni Oka and Toshihiko Karasawa and Keiki Okazaki,Maintenance of soybean yield with reduced phosphorus application by previous cropping with mycorrhizal plants,Soil science & plant nutrition,00380768,Richmond,2010-12,56,6,824-830,https://cir.nii.ac.jp/crid/1523951029549935872,