Journal of Plant Biotechnology : eISSN 2384-1397 / pISSN 1229-2818

Table. 4.

Table. 4.

Effect of plant growth regulators in Schenk and Hildebrandt medium on tuberous root production in Holostemma annulare leaf explants

NAA IBA Mean number of tuberous roots Length of tuberous roots (cm) Diameter of tubers Color of tuberous roots
0.05 - 2.04 ± 0.10c 2.26 ± 0.01a 1.24 ± 0.02b Cream
0.1 - 2.76 ± 0.15b 1.18 ± 0.01c 1.05 ± 0.01c Cream
0.5 - 3.21 ± 0.26a 2.00 ± 0.10b 1.45 ± 0.03a Cream
1.0 - - - - -
2.0 - - - - -
3.0 - 1.23 ± 0.05d 0.52 ± 0.10d 0.16 ± 0.05d White
- 0.05 - - - -
- 0.1 - - - -
- 0.5 1.02 ± 0.08e 0.23 ± 0.15e 0.12 ± 0.07e White

NAA - α-naphthaleneacetic acid; IBA - indole 3-butyric acid

Data represents the mean ± SE of ten replicates, repeated thrice. Mean values followed by the same superscript letter do not differ significantly based on the ANOVA and Duncan’s multiple range test (p ≤ 0.05).

J Plant Biotechnol 2022;49:230-9 https://doi.org/10.5010/JPB.2022.49.3.230
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