micropropagation studies in dracaena and cordyline - ETD ...

Table 6: Effect of different IBA concentrations and media on percent rooting, number of roots and root length of Cordyline plants
IBA concentrations
IBA 10 ppm
IBA 15 ppm
IBA 20 ppm
IBA 25 ppm
% rooting Number of roots Root length (cm)
Mean
Mean
Peat Potting M
Peat Potting M
Peat Potting M
86.6
(72.3)
80.0
(63.4)
93.3
(81.1)
93.3
(81.1)
Mean 88.3
(74.5)
73.3
(59.2)
80.0
(63.4)
86.7
(72.3)
86.7
(72.3)
81.7
(66.7)
80.0
(65.7)
80.0
(63.4)
90.0
(76.7)
90.0
(76.7)
2.67
2.67
3.47
4.03
2.07
2.00
2.50
3.07
2.37
2.33
2.98
3.55
4.03
4.23
5.10
5.77
3.83
4.23
4.90
5.33
Mean
85 3.21 2.41 2.81 4.78 4.57 4.66
Factors SEm± CD at 1% SEm± CD at 1% SEm± CD at 1%
Media (M)
Concentrations (C)
C × M
3.57 NS
5.06 NS
7.15 NS
Figures in parenthesis indicate arcsine transformed values
0.11 0.46
0.16 0.65
0.22 NS
0.09 NS
0.13 0.52
0.18 NS
3.93
4.23
5.00
5.55