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Table 3 Induction of rooting in in vitro shoots of G. scabra Bunge - Influence of auxins on root/shoot growth parameters X

From: In vitro propagation of Gentiana scabra Bunge an important medicinal plant in the Chinese system of medicines

Auxin(mg/L−1)

No. of rootsY

Root lengthY(cm)

Shoot lengthY(cm)

Fresh weightY,Z(g)

NAA

0

26.5 ± 7.3 b

5.07 ± 1.24 b

3.89 ± 1.39 a

0.96 ± 0.34 e

0.1

37.2 ± 12.1 a

5.83 ± 1.03 a

3.06 ± 0.68 b

1.55 ± 0.38 a

0.5

33.2 ± 17.5 b

4.51 ± 1.14 c

2.65 ± 1.17 c

1.44 ± 0.44 cb

1.0

25.3 ± 22.1 b

2.96 ± 1.33 d

1.58 ± 0.96 d

1.32 ± 0.52 ab

IBA

0.1

25.8 ± 6.3 b

5.44 ± 0.82 ab

3.33 ± 0.91 b

1.20 ± 0.29 cd

0.5

16.2 ± 7.5 c

4.55 ± 1.47 c

2.37 ± 0.80 c

1.17 ± 0.39 de

1.0

12.1 ± 5.9 c

4.15 ± 1.30 c

2.04 ± 0.68 c

1.15 ± 0.36 d

  1. XMedium: half strength MSBM, 3% sucrose and 0.3% gelrite, Incubation period of 8 weeks.
  2. YMeans followed by the same letter of a column are not significantly different at the 5% probability (p = 0.05) level by least significant difference (LSD) test.
  3. ZFresh weight of rooted shoot.