| 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 | Height of the crown base of the individual / 観察個体の枝下の高さ | 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 broadleaved forests and mixed forests. Code indications.
1: overstory trees with good wood quality,
2: understory trees, which is expectable to become a good dominant tree,
3a: trees, which interrupt a better tree,
3b: trees with unstraight stem or a sign of death, decay or weakening. / 樹形級は広葉樹林及び針広混交林に適用し、樹木を以下の4つに区分。1級: 優勢木、
2級: 下層木（将来優勢木になる可能性を持つ優良木）、
3a: あばれ木(1級・2級の樹木の生長を、直接阻害する樹木)、
3b: 幹形不良木・傾斜木. | 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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| Unit | meter |
| Precision | 0.1 |
| Type | real |
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