Table 2.
Effect of different cytokinin (BAP and Kn) concentrations in combination with 0.05 mg/L NAA on shoot multiplication from different explant sources of A. pubescens
| Growth regulators (mg /L) | Explant source | |||||
|---|---|---|---|---|---|---|
| BAP | Kn | NAA | Nodal cuttings | Leaf segments | ||
| Shoot response* (%) | No. of shoots* | Shoot response* (%) | No. of shoots* | |||
| 0.5 | – | 0.05 | 100a | 13.85 ± 0.7c | 81.5ab | 9.3 ± 0.6a |
| 1 | – | 0.05 | 100 a | 27.67 ± 1.4a | 88.8ab | 7.1 ± 0.7b |
| 2 | – | 0.05 | 100 a | 23.19 ± 0.5b | 77.8b | 7.4 ± 0.2b |
| 3 | – | 0.05 | 100 a | 13.33 ± 1.6c | 48.2c | 3.7 ± 0.6c |
| 4 | – | 0.05 | 100 a | 12.67 ± 1.7c | 85.2ab | 8.2 ± 0.2ab |
| – | 0.5 | 0.05 | 96.3 a | 3.6 ± 0.2e | 74c | 1.2 ± 0.6d |
| – | 1 | 0.05 | 100 a | 5.8 ± 0.6de | 7.4d | 0.4 ± 0.3d |
| – | 2 | 0.05 | 100 a | 8.3 ± 1.7d | 66.7c | 2.3 ± 0.2cd |
| – | 3 | 0.05 | 74.1b | 5.8 ± 2.4de | 70.4c | 1.2 ± 0.4d |
| – | 4 | 0.05 | 92.6a | 5.1 ± 0.8de | 90.3a | 6.5 ± 1.4b |
*Values represent mean ± SEM; numbers in columns followed by same letters are not significantly different according to Fisher pairwise comparison (p ≤ 0.05)