| 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 | Crown width 2; to the 0-degree direction from the base. measured with a tape to an accuracy of 0.1 meter. / 0度方向へ測定 | Crown width 2; to the 90-degree direction from the base. measured with a tape to an accuracy of 0.1 meter. / 90度方向へ測定 | Crown width 3; to the 180-degree direction from the base. measured with a tape to an accuracy of 0.1 meter. / 180度方向に測定 | Crown width 4; to the 270-degree direction from the base. measured with a tape to an accuracy of 0.1 meter. / 270度方向に測定 | 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 on wood damage. 1. trees with no noticeable damage 2. trees with stem broken 2.1 at the tip 2.2 at the middle 2.3 at the base 3. trees falledn 4. trees with fungul damage 5. trees with insect damage 6. trees with forked stems 7. trees with frost crack 8. trees with uprooted stem 9. trees with bent stem 0. trees that cannot be used for timber / 樹木の損傷についての特別な説明
1：無欠点木
2：折れ
2.1：先折れ
2.2：中折れ
2.3：元折れ
3：倒れ
4：菌害木
5：虫害木
6：二又（多岐木）
7：凍裂
8：根上がり
9：曲り
0：採材不能 | Special instructions for the individual / その他、特記事項 |
| Measurement Domain |
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| Unit | centimeter |
| Precision | 0.1 |
| Type | real |
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| Unit | meter |
| Precision | 0.1 |
| Type | real |
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| Unit | meter |
| Precision | 0.1 |
| Type | real |
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| Unit | meter |
| Precision | 0.1 |
| Type | real |
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| Unit | meter |
| Precision | 0.1 |
| Type | real |
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| Unit | meter |
| Precision | 0.1 |
| Type | real |
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