@article{oai:obihiro.repo.nii.ac.jp:00004433,
 author = {谷, 昌幸},
 issue = {7},
 journal = {ニューカントリー},
 month = {Jul},
 note = {application/pdf, 土の「基本」に立ち返る：No.16},
 pages = {56--57},
 title = {pHと酸性化：降水量多い日本の土は一般的に弱酸性},
 volume = {66},
 year = {2019}
}