Table 5.
Mean root collar diameter growth in millimeter at different time interval.
| Species | Time after planting (days) | |||||
|---|---|---|---|---|---|---|
| 0 | 45 | 90 | 135 | 180 | 225 | |
 |  |  |  |  |  | |
| V. abyssinica | 0.28 ± 0.01 | 0.35 ± 0.01 | 0.39 ± 0.10 | 0.46 ±0.01 | 0.65 ± 0.22 | 0.65 ± 0.02 |
| H. abyssinica | 0.3 ± 0.10 | 0.43 ± 0.01 | 0.53 ± 0.02 | 0.70 ± 0.02 | 0.77 ± 0.02 | 0.84 ± 0.03 |
| J. procera | 0.11 ± 0.03 | 0.13 ± 0.01 | 0.16 ± 0.01 | 0.25 ± 0.01 | 0.25 ± 0.01 | 0.43 ± 0.16 |
| O. europaea | 0.16 ± 0.01 | 0.21 ± 0.01 | 0.30 ± 0.01 | 0.4 ±0.01 | 0.41 ± 0.01 | 0.45 ±0.02 |
| A. falcatus | 0.13 ± 0.01 | 0.17 ± 0.01 | 0.26 ± 0.01 | 0.30 ± 0.01 | 0.37 ± 0.01 | 0.46 ± 0.05 |