Effect of Naphthalene Acetic Acid on the Adventitious Rooting in Shoot Cuttings of Andrographis paniculata (Burm.f.) Wall. ex Nees: An Important Therapeutical Herb

Table 1

Rooting response in young and old apical shoot cuttings of A. paniculata under treatment of NAA dosages.

NAA (mM)	YAS		OAS
	Duration of rooting (day)	Length of roots (cm)	Duration of rooting (day)	Length of roots (cm)
0	11.17 ± 0.30	1.61 ± 0.15	10.83 ± 0.47	1.12 ± 0.1
0.5	9.17 ± 0.70	1.52 ± 0.26	10.33 ± 0.88	1.67 ± 0.22
1.0	9.00 ± 1.18	2.53 ± 0.42	9.00 ± 0.52	2.11 ± 0.15
1.5	8.17 ± 0.48	2.77 ± 0.20	12.00 ± 0.68	1.16 ± 0.14
2.0	10.16 ± 0.54	1.65 ± 0.17	10.50 ± 0.62	1.2 ± 0.19
2.5	7.83 ± 0.48	3.31 ± 0.26	10.00 ± 0.63	1.18 ± 0.12
3.0	8.17 ± 0.30	1.47 ± 0.11	9.50 ± 0.22	3.29 ± 0.28

Values within a column followed by different letters indicate significant differences among treatments of different concentrations of NAA at of Games-Howell test (). Each value represents a mean ± standard error of mean.