From: Single-tree crown shape and crown volume models for Pinus nigra J. F. Arnold in central Italy
Site | Species | Density [Trees.ha−1] | Quadratic mean diameter [cm] | Mean height [m] | Basal area [m2.ha−1] | Volume [m3.ha−1] |
---|---|---|---|---|---|---|
Amiata (45Â years) | Black pine | 959 | 24.3 | 18.1 | 43.6 | 386.4 |
Other | 91 | 16.7 | 12.8 | 1.2 | 7.7 | |
GLOBAL | 1050 | 23.6 | 17.8 | 44.8 | 394.1 | |
Pratomagno (60Â years) | Black pine | 889 | 29.5 | 19.2 | 59.1 | 538.4 |
Other | 188 | 20.5 | 15.5 | 9.5 | 94.2 | |
GLOBAL | 1077 | 28.7 | 18.8 | 68.6 | 632.6 |