Open Access
Table 2
Rooting of herbaceous cuttings of stock-grown apple trees.
| Clonal rootstock | Growth promoters | Growth length, cm | Root length, cm | Root development, score | Rooting of cuttings, % |
|---|---|---|---|---|---|
| Dwarf forms | |||||
| 62-396 (control) | control | 0.3 ± 0.1 | 10.5 ± 2.5 | 2.1 | 50.2 |
| IBA | 0.7 ± 0.3 | 14.9 ± 2.8 | 3.3 | 100.0 | |
| IAA | 0.1 ± 0.1 | 0.2 ± 0.1 | 1.0 | 22.2 | |
| NAA | 0.2 ± 0.1 | 13.6 ± 1.5 | 3.5 | 75.0 | |
| 2-3-49 | control | 6.7 ± 0.7 | 6.3 ± 0.3 | 3.5 | 93.8 |
| IBA | 1.9 ± 0.6 | 12.9 ± 2.0 | 3.6 | 100.0 | |
| IAA | 2.8 ± 0.7 | 7.5 ± 1.0 | 2.4 | 46.7 | |
| NAA | 3.7 ± 0.8 | 13.9 ± 1.0 | 3.7 | 100.0 | |
| 2-15-2 | control | 1.4 ± 0.6 | 5.7 ± 0.4 | 2.5 | 16.7 |
| IBA | 3.6 ± 0.5 | 10.7 ± 1.2 | 4.0 | 66.7 | |
| IAA | 5.4 ± 0.3 | 7.7 ± 1.1 | 2.7 | 35.3 | |
| NAA | 2.5 ± 1.0 | 12.5 ±1.5 | 3.5 | 60.5 | |
| 2-15-15 | control | 4.2 ± 0.2 | 11.5 ± 2.0 | 4.0 | 68.8 |
| IBA | 9.1 ± 0.8 | 12.7 ± 3.0 | 4.8 | 100.0 | |
| IAA | 8.6 ± 0.4 | 8.6 ± 1.0 | 2.5 | 57.9 | |
| NAA | 10.2 ± 0.6 | 18.5 ± 1.5 | 4.0 | 78.6 | |
| 3-4-7 | control | 0.8 ± 0.3 | 10.2 ± 2.5 | 2.0 | 20.3 |
| IBA | 2.3 ± 0.8 | 17.2 ± 2.1 | 4.4 | 100.0 | |
| IAA | 5.6 ± 0.2 | 10.7 ± 2.1 | 2.3 | 53.9 | |
| NAA | 1.2 ± 0.4 | 10.9 ± 1.5 | 3.9 | 71.3 | |
| 5-21-27 | control | 0.5 ± 0.2 | 4.6 ± 0.5 | 3.6 | 62.5 |
| IBA | 2.2 ± 0.6 | 13.0 ± 1.1 | 4.6 | 75.0 | |
| IAA | 1.3 ± 0.2 | 8.9 ± 1.1 | 2.8 | 55.0 | |
| NAA | 4.0 ± 0.8 | 12.5 ± 1.5 | 4.0 | 72.7 | |
| 5-21-93 | control | 0.6 ± 0.4 | 0.6 ± 0.1 | 1.9 | 50.3 |
| IBA | 3.7 ± 0.9 | 10.4 ± 2.5 | 3.2 | 83.3 | |
| IAA | 4.0 ± 0.1 | 3.3 ± 0.2 | 2.4 | 57.2 | |
| NAA | 0.6 ± 0.1 | 8.5 ± 1.1 | 3.6 | 83.3 | |
| Semi dwarf forms | |||||
| 54-118 (control) | control | 0.2 ± 0.1 | 3.1 ± 0.3 | 2.0 | 25.8 |
| IBA | 1.9 ± 0.5 | 10.0 ± 2.0 | 4.8 | 85.7 | |
| IAA | 0.5 ± 0.2 | 9.3 ± 1.0 | 2.7 | 55.4 | |
| NAA | 1.0 ± 0.3 | 11.8 ± 1.0 | 4.6 | 71.4 | |
| 2-3-14 | control | 1.8 ± 0.6 | 9.0 ± 0.1 | 3.6 | 68.2 |
| IBA | 0.8 ± 0.2 | 14.2 ± 1.9 | 3.7 | 85.7 | |
| IAA | 2.2 ± 0.5 | 11.2 ± 1.7 | 2.6 | 37.5 | |
| NAA | 0.2 ± 0.1 | 11.8 ± 1.0 | 3.7 | 70.6 | |
| 2-9-49 | control | 2.8 ± 0.5 | 8.2 ± 0.7 | 2.8 | 18.2 |
| IBA | 0.6 ± 0.2 | 13.0 ± 2.0 | 3.3 | 73.8 | |
| IAA | 2.5 ±0.8 | 10.9 ± 0.9 | 1.5 | 16.3 | |
| NAA | 0.1 ±0.1 | 13.8 ± 1.4 | 3.8 | 64.3 | |
| 2-12-10 | control | 2.9 ±0.8 | 5.5 ± 2.0 | 3.4 | 57.2 |
| IBA | 1.9 ± 0.3 | 12.9 ± 1.5 | 3.6 | 73.3 | |
| IAA | 2.8 ± 0.6 | 6.3 ± 0.1 | 2.0 | 58.8 | |
| NAA | 3.8 ± 0.2 | 7.5 ± 0.1 | 3.5 | 71.4 | |
| 5-27-1 | control | 0.5 ± 0.2 | 7.3 ± 1.1 | 2.0 | 23.5 |
| IBA | 1.1 ± 0.1 | 8.9 ± 1.2 | 3.4 | 61.5 | |
| IAA | 0.1 ± 0.1 | 6.0 ± 0.6 | 1.5 | 18.2 | |
| NAA | 0.8 ± 0.5 | 8.0 ± 1.1 | 3.5 | 66.2 | |
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