@article{oai:obihiro.repo.nii.ac.jp:00004413, author = {谷, 昌幸}, issue = {4}, journal = {ニューカントリー}, month = {Apr}, note = {application/pdf, 土の力を引き出す:実践編 No.1}, pages = {96--97}, title = {土壌改良と施肥改善:化学性や物理性を理解し特性に合わせた手法を}, volume = {64}, year = {2017} }