Laser Irradiation of Mung Bean (Vigna radiata L.) at Two Wavelengths for Enhanced Seedling Development

Table 3

Mean increase of seedling mass at each growth interval for different exposure times at λ = 488 nm.

Time of exposure	Mass increase (g)
	12 h	24 h	48 h	72 h	96 h	120 h
Control	0.333^a	0.500^a	1.800^a	4.600^a	7.633^a	10.733^a
30 s	0.466^ab	0.766^b	2.033^a	4.633^ab	8.800^b	10.833^ab
1 min	0.633^b	1.367^c	3.000^c	5.033^c	9.367^b	12.100^cd
2 min	0.700^b	1.400^c	3.267^c	5.333^c	9.733^b	12.400^d
5 min	0.667^b	1.000^b	3.167^c	5.000^bc	9.500^b	11.633^bcd
10 min	0.667^b	0.967^b	2.467^b	5.033^c	9.333^b	11.367^ac

Means with different superscripts in the same column are statistically different at .