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) KUMAR K,"Crop residues and management practices : effects on soil quality, soil nitrogen dynamics, crop yield, and nitrogen recovery",Adv. Agron.,,,2000,68,,197-319,https://cir.nii.ac.jp/crid/1573950400548558592,