Analysis of Photosynthetic Characteristics and UV-B Absorbing Compounds in Mung Bean Using UV-B and Red LED Radiation

Table 2

Effects of red LEDs and UV-B on the growth parameter of the mung bean.

Duration	Treatment	Fresh weight	Dry weight	Plant height	Root length	Stem diameter
		g/seedling	g/seedling	cm/seedling	cm/seedling	mm/seedling
20 d	CK	220.3	55.6	28.2±2.1	6.38±0.64	4.69±0.45
	L	231.4	57.3	29.4±2.6	6.59±0.42	5.03±0.61
	U	228.8	54.9	27.3±2.4	6.08±0.55	5.21±0.36
40 d	CK	373.6	89.2	43.7±2.7	7.69±0.68	6.39±0.74
	L	491.8^#	110.6^#	44.5±3.0	9.04±0.77^#	6.65±0.43
	U	460.7^#	108.5^#	38.2±3.5^#	7.32±0.48	7.69±0.63^#

Note: different letters followed the data of same index at the same treatment time indicate significant difference among treatments. Means with pound sign (^#) were significantly different at the 𝑃<0.05 level (𝑛=6) according to Duncan’s multiple range test (^#𝑃<0.05).