| Tree organs | Middle Atlas | High Atlas | ||
| Adjusted models | R2 | Adjusted models | R2 | |
| Trunk | CTr = 32 × 10−6 × (C1.3)2.227 | 0.93 | CTr = 30 × 10−6 × (C1.3)2.173 | 0.99 |
| Branches | CBr = 6 × 10−6 × (C1.3)2.12 | 0.94 | CBr = 10 × 10−6 × (C1.3)2.506 | 0.98 |
| Twigs | CTw = 3 × 10−6 × (C1.3)2.13 | 0.94 | CTw = 7 × 10−6 × (C1.3)2.586 | 0.97 |
| Leaves | Cl = 1 × 10−6 × (C1.3)2.45 | 0.95 | Cl = 4 × 10−6 × (C1.3)2.876 | 0.98 |
| Total | Ct = 40 × 10−6 × (C1.3)2.21 | 0.94 | Ct = 50 × 10−6 × (C1.3)2.28 | 0.99 |