| Serial number | Concentration | No. of explants per plate | No. of explants responds | |
| Control (medium without ascorbic acid) | Experiment (medium with ascorbic acid) | |||
| 1 | 1 gl−1 | 6 | No | No |
| 2 | 2 gl−1 | 6 | No | 1 |
| 3 | 2.5 gl−1 | 6 | No | 3 |
| 4 | 3 gl−1 | 6 | No | 4 |
| 5 | 5 gl−1 | 6 | No | 2 |
| 6 | 10 gl−1 | 6 | No | No |