@article{oai:u-ryukyu.repo.nii.ac.jp:02006412, author = {大屋, 一弘 and Oya, Kazuhiro}, issue = {120}, journal = {琉大農家便り}, note = {紀要論文}, pages = {4--6}, title = {酸性土壌に対する石灰とりん酸肥料の効果} }