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Table 3 Effect of different auxins on in vitro root induction of Dioscorea bulbifera on ½MS medium

From: Development of an efficient micropropagation system for Dioscorea bulbifera L. and phytochemical profile of regenerated plants

Auxins concentrations
(mg L−1)
Frequency of rooting
(% ± SE)
Root number
(mean ± SE)
Root length (cm)
(mean ± SE)
Control 0 0 ± 0.00 0.0 ± 0.00 0.0 ± 0.00
IAA 0.25 60 ± 5.77b 2.9 ± 0.28 1.3 ± 0.15bc
0.50 93 ± 3.33acd 3.1 ± 0.19 2.8 ± 0.18acd
0.75 67 ± 3.33b 3.0 ± 0.24 2.2 ± 0.03abd
1.0 70 ± 0.00b 2.7 ± 0.10 1.3 ± 0.20bc
IBA 0.25 77 ± 3.33cd 2.3 ± 0.08c 1.6 ± 0.12bcd
0.50 80 ± 0.00cd 2.5 ± 0.15c 2.1 ± 0.08ac
0.75 97 ± 3.33abd 3.5 ± 0.05abd 4.1 ± 0.03abd
1.0 67 ± 3.33abc 2.6 ± 0.14c 2.1 ± 0.02ac
NAA 0.25 70 ± 5.77bc 2.7 ± 0.23c 1.0 ± 0.05bcd
0.50 90 ± 5.77ad 3.2 ± 0.11c 2.3 ± 0.03ac
0.75 100 ± 0.00ad 4.7 ± 0.03abd 4.1 ± 0.05abd
1.0 73 ± 3.33bc 2.8 ± 0.13c 2.1 ± 0.15ac
  1. Values represent means ± SE. Means followed by the same letter within columns are not significantly different (P = 0.05) using Duncan’s multiple range test