. 2015 Jul 15;21(3):441–446. doi: 10.1007/s12298-015-0314-2

Table 1.

Effect of auxins on adventitious shoot proliferation in leaf explants of H. incana ^a

Plant Growth regulators (PGRs)	Concentration (mg l⁻¹)	Percentage response (%)	Mean number of shoots per explant^b
Control	0.0	100	15.67^de
IBA	0.5	100	18.08^a
	1.0	91.66	17.50^abc
	2.0	95.68	17.08^abcd
	3.0	95.68	16.17^cde
	4.0	91.66	15.75^de
	5.0	91.66	15.67^de
IAA	0.5	95.68	17.58^abc
	1.0	95.68	17.58^abc
	2.0	95.68	16.92^abcd
	3.0	95.68	16.50^bcde
	4.0	91.66	16.00^de
	5.0	91.66	15.25^e
NAA	0.5	95.68	17.83^ab
	1.0	91.66	13.25^f
	2.0	14.60	4.08^g
	3.0	45.76	3.17^gh
	4.0	33.28	1.42^ij
	5.0	41.60	1.25^ij
2, 4-D	0.5	37.44	2.67^hi
	1.0	37.44	1.25^ij
	2.0	14.60	1.17^ij
	3.0	0	0.00^k
	4.0	0	0.00^k
	5.0	0	0.00^k

^a Data were collected after 4 weeks of culture

^bMean values followed by the same letter are not significantly different according to Duncan’s multiple range test at P ≤ 0.05