Table 4.
Occurrence (count) of the ten most prominent soil properties and terrain attributes in all models, tree layer models and herb layer models.
| Soil property/terrain attribute | Total occurrence | Occurrence in tree layer models | Occurrence in herb layer |
|---|---|---|---|
| C:N | 30 (1) | 2 (10) | 28 (1) |
| Coarse-sized sand | 27 (2) | 18 (2) | 9 (7) |
| pH (H2O) | 25 (3) | 20 (1) | 5 (11) |
| Bulk density | 21 (4) | 9 (3) | 12 (4) |
| Elevation | 19 (5) | 5 (5) | 14 (2) |
| Carbon stocks | 15 (6) | 4 (8) | 11 (5) |
| Cation exchange capacity (effective) | 14 (7) | — | 14 (2) |
| Clay | 13 (8) | 5 (5) | 8 (8) |
| Fine-sized sand | 11 (9) | 1 (11) | 10 (6) |
| Slope | 11 (10) | 4 (8) | 7 (10) |
| Ion equivalent Iron | 10 (11) | 7 (4) | 3 (12) |
| Very fine-sized sand | 9 (12) | 1 (11) | 8 (8) |
| Ion equivalent Potassium | 8 (13) | 5 (5) | 3 (12) |
Models were used to relate soil properties and terrain attributes to biomass, Shannon diversity, Evenness, Species richness, Phylogenetic diversity and tree age. The rank is displayed in brackets.