Table 2 Summary of breast height outerwood density values by region
From: Modelling the variation in wood density of New Zealand-grown Douglas-fir
Region | No. of stands | Breast height outerwood density (kg m−3) | |||
|---|---|---|---|---|---|
Mean | Std. dev. | Min. | Max. | ||
North Island | |||||
 Bay of Plenty | 135 | 430 | 29.3 | 326 | 500 |
 Waikato | 40 | 405 | 28.0 | 373 | 477 |
 Other North Island | 7 | 445 | 33.0 | 403 | 491 |
South Island | |||||
 Tasman/Nelson | 44 | 445 | 32.0 | 368 | 505 |
 Canterbury | 50 | 424 | 44.6 | 324 | 520 |
 Otago | 14 | 393 | 47.7 | 319 | 483 |
 Southland | 22 | 438 | 29.8 | 381 | 532 |
Overall | 312 | 427 | 35.8 | 319 | 532 |