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) Tadashi Takahashi and Masami Nanzyo and Syuntaro Hiradate,Aluminum status of synthetic Al-humic substance complexes and their influence on plant root growth,Soil science & plant nutrition,00380768,Tokyo : Japanese Society of Soil Science and Plant Nutrition,2007-04,53,2,115-124,https://cir.nii.ac.jp/crid/1523951029613230848,