. 2020 Oct 6;8:e10016. doi: 10.7717/peerj.10016

Table 4. Effect of light spectral quality on stomatal characteristics.

	WL	4R:1B	BL	1R:4B	RL
Stomatal Density (number per 40,000 µm²)	8.7 ± 0.22^C	10.5 ± 0.19^AB	10.0 ± 0.20^B	10.9 ± 0.27^A	7.7 ± 0.15^D
Length (µm)	19.37 ± 0.32^Aa	14.30 ± 0.41^Cc	16.17 ± 0.48^Bb	15.70 ± 0.54^BCb	19.69 ± 0.38^Aa
Width (µm)	5.06 ± 0.38^B	5.15 ± 0.21^B	8.23 ± 0.37^A	8.26 ± 0.35^A	9.10 ± 0.38^A
Aspect ratio	3.06 ± 0.46^A	2.37 ± 0.30^B	1.76 ± 0.34^C	1.63 ± 0.48^C	1.74 ± 0.44^C
Circumference (µm)	42.51 ± 0.61^B	31.40 ± 0.82^D	41.60 ± 1.00^B	35.22 ± 1.04^C	49.02 ± 0.89^A
Area (µm²)	95.07 ± 0.56^C	60.32 ± 0.86^E	113.75 ± 0.88^B	88.00 ± 0.95^D	164.61 ± 0.92^A

Notes.

Values are means ± SE. Different uppercase letters indicate highly significant difference (P < 0.01) and lowercase letters indicate significant difference (P < 0.05) based on one-way ANOVA and LSD test.