Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kondo Tamio,Lignification and Heartwood Formation : The Chemophysiological Mechanism that Keeps a Tree Alive,九州大学農学部演習林報告,0453-0284,"Research Institution of University Forests, Faculty of Agriculture, Kyushu University",1982-03-31,52,,131-141,https://cir.nii.ac.jp/crid/1390853649692907776,https://doi.org/10.15017/10800