| Species | Dosage (g) | RY3 | RYT | RYA | |||
| Slash pine | 0 | 448.5 | 1548.7 | 3.303 | |||
| 100 | 566.8 | * | 1827.9 | * | 4.042 | * | |
| 200 | 587.5 | *, ns | 1909.8 | **, ns | 4.366 | **, ns | |
| Masson pine | 0 | 2.57 | |||||
| 100 | 3.52 | ** | |||||
| 200 | 2.85 | ns, ns | |||||