| 2,4-D (mg/L) | BAP (mg/L) | Callus induction (%) | Day of callus initiation |
| 0 | 0 | 0 | - |
| 0.5 | 0 | - | |
| 1.0 | 0 | - | |
| 3.0 | 0 | - | |
| 5.0 | 0 | - | |
| 0 | 0 | - | |
| 0.5 | 0.5 | 0 | - |
| 1.0 | 2 ± 0.3 | 95 ± 2 | |
| 3.0 | 0 | - | |
| 5.0 | 0 | - | |
| 0 | 0 | - | |
| 1.0 | 0.5 | 0 | - |
| 1.0 | 15 ± 2.3 | 90 ± 3 | |
| 3.0 | 10 ± 1.2 | 85 ± 2 | |
| 5.0 | 10 ± 2.1 | 85 ± 3 | |
| 0 | 0 | 0 | |
| 2.0 | 0.5 | 0 | - |
| 1.0 | 10 ± 2.1 | 95 ± 3 | |
| 3.0 | 15 ± 1.1 | 85 ± 1 | |
| 5.0 | 20 ± 3.6 | 70 ± 2 | |
| 0 | 0 | - | |
| 5.0 | 0.5 | 0 | - |
| 1.0 | 10 ± 2.3 | 90 ± 2 | |
| 3.0 | 15 ± 2.4 | 90 ± 3 | |
| 5.0 | 5 ± 0.9 | 90 ± 2 |