Factors | Levels | Rooting rate/% | Average number of root | Average length of root/cm | Root effect index |
A-hormone type | NAA | 83.15b | 33.67a | - | - |
IBA | 91.48a | 21.89b | - | - | |
NAA:IBA(2:3) | 91.11a | 21.67b | - | - | |
R | 8.34 | 12.00 | 1.10 | 3.76 | |
B-hormone concentration | 1000 | 80.37b | 18.22b | - | - |
2000 | 90.56a | 28.22a | - | - | |
3000 | 94.82a | 30.78a | - | - | |
R | 14.45 | 12.55 | 1.23 | 2.47 | |
C-substrate | perlite | 69.63b | 15.44c | 2.91b | 3.48c |
Peat soil:perlite (1:1) | 96.11a | 28.00b | 5.28a | 9.50b | |
Peat soil:perlite:vermiculite (2:1:1) | 100.00a | 33.78a | 5.34a | 12.14a | |
R | 30.37 | 18.33 | 2.43 | 8.66 | |
D-cutting position | upper | 83.70c | 15.89b | - | 4.85b |
middle | 94.26a | 28.33a | - | 11.30a | |
lower | 87.78b | 33.00a | - | 8.97a | |
R | 10.56 | 17.12 | 1.10 | 6.45 |