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Table II
Main stand variables of monospecies plots used to fit equation (13) (data from 2nd and 3rd SNFI). N - Natural stands; P - Plantation stands.
| Species | Origin | No. | Statistic | No. | Hdom | G | IV | S* | |
|---|---|---|---|---|---|---|---|---|---|
| plots | Trees ha−1 | (m) | (m2 ha−1) | (m3 ha−1 y−1) | |||||
| N | 177 | Mean | 768 | 15.8 | 34.9 | 7.6 | 0.54 | ||
| Pinus sylvestris | std | 540.9 | 4.3 | 12.1 | 7.64.6 | 0.17 | |||
| Min | 129 | 5.0 | 16.0 | 0.2 | 0.27 | ||||
| Max | 2911 | 27.8 | 67.9 | 26.4 | 1.02 | ||||
| P | 133 | Mean | 1370 | 11.1 | 30.8 | 11.3 | 0.52 | ||
| std | 686.8 | 3.9 | 11.5 | 4.3 | 0.17 | ||||
| Min | 310 | 5.2 | 14.9 | 1.5 | 0.29 | ||||
| Max | 3547 | 22.3 | 59.8 | 22.3 | 0.99 | ||||
| Quercus pyrenaica | 215 | Mean | 931 | 9.5 | 13.4 | 2.4 | 0.36 | ||
| std | 721.4 | 7.3 | 7.3 | 1.5 | 0.18 | ||||
| Min | 79 | 4.8 | 3.8 | 0.1 | 0.10 | ||||
| Max | 3675 | 17.4 | 40.2 | 8.4 | 1.09 | ||||