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Table 2 Influence of auxins supplemented to quarter strength of Murashige and Skoog medium on induction of roots from shoots of Andrographis producta

From: Micropropagation of Andrographis producta through axillary and adventitious shoot regeneration

Growth regulator

Concentration of hormone (μM)

Percentage of response

Mean number of roots per shoot

Mean root length (cm)

Control

0

66.66

3.25 ± 0.47ij

2.47 ± 0.12c

IAA

1

50

2.33 ± 0.33j

1.96 ± 0.08d

 

2

83.33

5.20 ± 0.37gh

3.70 ± 0.15a

 

5

100

6.33 ± 0.42fgh

2.95 ± 0.08b

 

10

100

8.50 ± 0.42de

2.60 ± 0.11c

NAA

1

100

13.00 ± 0.85b

2.01 ± 0.15d

 

2

100

10.00 ± 0.51 cd

1.31 ± 0.12e

 

5

83.33

10.40 ± 0.50c

1.24 ± 0.08e

 

10

66.66

6.75 ± 0.62efg

1.87 ± 0.11d

IBA

1

83.33

4.80 ± 0.37hi

1.88 ± 0.11d

 

2

100

7.50 ± 0.34ef

1.98 ± 0.10d

 

5

100

9.83 ± 0.47 cd

1.30 ± 0.05e

 

10

100

18.66 ± 1.02a

2.03 ± 0.09d

  1. Mean data was recorded after 4 weeks of culture. Mean values followed by the same letter are not significantly different according to Duncan’s multiple range test (p = 0.05)