From: Growth and productivity of New Zealand kauri (Agathis australis (D.Don) Lindl.) in planted forests
 | Age (years) | Stand density (stems ha-1) | Quadratic mean DBH (cm) | Mean top DBH (cm) | Mean top height (m) | Basal area (m2 ha-1) | Volume (m3 ha-1) |
---|---|---|---|---|---|---|---|
Mean | 50.5 | 791.7 | 31.1 | 38.4 | 19.2 | 59.8 | 538.9 |
Min. | 12 | 218 | 8.0 | 13.0 | 6.0 | 3.0 | 9.0 |
Max. | 83 | 1845 | 52.0 | 62.0 | 29.0 | 106.0 | 1184.0 |
s.d. | 21.3 | 402.0 | 11.2 | 12.6 | 5.9 | 31.1 | 322.6 |
s.e. | 3.8 | 72.2 | 2.0 | 2.3 | 1.1 | 5.6 | 57.9 |