| Definition | Code indication specific site / 調査サイトのコード
開始年の西暦下2桁+研究林番号1桁+観察林番号3桁=6桁 | ID of the tree individual / 観察個体のID | Code indication specific tree species / 観察個体の樹種コード | Scientific name of the individual / 観察個体の学名 | Survival or death of the individual
1=survival 2=death / 観察個体の生存または死亡
1=生存 2=死亡 | Diameter at breast height (1.3m from the ground) of the individual / 観察個体の測定高1.3ｍの胸高直径 | Height of the individual / 観察個体の高さ | Grade of wood quality were measured for coniferous forests. Code indications.
1: overstory trees with good wood quality,
2: overstory trees with unstraight stem or a sign of death, decay or weakening, or those interrupt a better tree,
3: understory trees, which is expectable to continue good growth,
4: suppressed understory trees,
5: understory trees with unstraight stem or a sign of death, decay or weakening. / 「樹幹級」は針葉樹林に適用し、樹木を以下の5つに区分する。
1: 上層の優良木、
2: あばれ木、上層の樹冠過弱木・樹冠偏倚木・分岐木・被害木、
3: 下層木の良木(将来良好な生育が見込まれるもの)、
4: 被圧木(ひあつぼく)、
5: 生育衰退木・倒木・枯損木・傾斜木. | Special instructions for the individual / その他、特記事項 |