Table 2. Combined effect of methods of propagation on sprouting and leaves emergence ability of juvenile stem cuttings of G. kola. | |||||||||||||
Traits | Methods of propagation | Stat | |||||||||||
Non-mist Poly-propagator | Shaded nursery bed | ||||||||||||
Semi-hardwood | Softwood | Semi-hardwood | Softwood | ||||||||||
Powder (IBA) |
Dipped in IBA solution
(2.5 g l–1) |
Control | Powder (IBA) |
Dipped in IBA solution
(2.5 g l–1) |
Control | Powder (IBA) |
Dipped in IBA solution
(2.5 g l–1) |
Control | Powder (IBA) |
Dipped in IBA solution
(2.5 g l–1) |
Control | ||
Sprouting (%) | 79.2 ± 7.1a | 80.5 ± 11.8a | 63.9 ± 11.1b | 72.0 ± 15.0a | 77.0 ± 11.2a | 74.1 ± 17.4a | 37.2 ± 17.1d | 47.5 ± 11.8c | 65.0 ± 7.1b | 54.0 ± 1.1bc | 29.0 ± 4.1d | 28.2 ± 2.0d | P < 0.05 |
Nb sprout | 1.0 ± 0.0c | 1.0 ± 0.0c | 1.2 ± 0.4c | 2.9 ± 0.4a | 2.8 ± 0.4a | 1.1 ± 0.2c | 1.1 ± 0.9c | 1.4 ± 0.5bc | 1.2 ± 0.5c | 1.8 ± 0.4b | 1.7 ± 0.4b | 1.0 ± 0.0c | P < 0.05 |
Sprouting (day) | 68.8 ± 14.8c | 54.9 ± 13.0b | 57.1 ± 13.0b | 27.7 ± 9.7a | 25.1 ± 9.3a | 54.4 ± 12.5b | 63.3 ± 1.0c | 53.8 ± 20.2b | 51.3 ± 14.8b | 37.5 ± 16.7a | 44.0 ± 10.4a | 81.3 ± 3.3d | P < 0.05 |
Leafing (day) | 77.5 ± 7.1de | 83.2 ± 7.4e | 87.7 ± 8.4e | 55.5 ± 7.0bc | 36.8 ± 8.4a | 72.6 ± 3.4d | 78.4 ± 11.3de | 76.7 ± 12.2de | 74.5 ± 5.3d | 49.4 ± 15.9a | 63.9 ± 11.1c | 84.2 ± 8.7e | P < 0.05 |
Mean values in a line followed by the different letters are significantly different at P < 0.05 (Newman-keuls -test)
Nb = number; IBA = indole-3-butyric acid |