Table
The effect of plant growth regulators and their concentrations in B5 culture medium on the microshoot regeneration in 5 peach hybrid forms (after 2 subcultures)
| Concentration of PGR, mg L-1 | Genotype* | |||||
|---|---|---|---|---|---|---|
| BAP | IBA | 1 | 2 | 3 | 4 | 5 |
| Number microshoots per explant | ||||||
| 0.0** | 0.0 | 0.25 ef*** | 0.20 de | 0.20 ef | 0.10 ef | 0.05 ef |
| 0.5 | 0.1 | 4.91bc | 2.0bc | 2.24bc | 2.12 b | 2.50 b |
| 0.5 | 0.2 | 4.25 cd | 2.67 b | 2.13 cd | 2.07 cd | 2.25 cd |
| 0.75 | 0.1 | 6.43 a | 4.21 a | 3.12 a | 3.05 a | 3.0 a |
| 0.75 | 0.2 | 5.17ab | 3.74ab | 2.47ab | 2.50ab | 2.49 b |
| 1.0 | 0.1 | 6.19 a | 3.96 a | 2.93 a | 2.75 a | 2.97 a |
| 1.0 | 0.2 | 5.33 ab | 3.48 ab | 2.75 a | 2.56 ab | 2.54 ab |
* Hybrid forms: 1 – ‘Summerglo’ × ‘Nikitskiy Podarok’, 2 – ‘Persey’ × ‘Nikitskiy Podarok’, 3 – ‘KAT 92-2210’ × ‘Nikitskiy Podarok’, 4 – ‘Jerseyglo’ × Nikitskiy Podarok’, 5 – ‘Loadel ‘x’ Nikitskiy Podarok’.
** Control.
*** Means followed by the same letters in the columns do not differ significantly at P<0.05 according to the Duncan’s multiple range test.
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