Table 2.

Leaf anatomical structure indices of Z. schneideriana seedlings under different light intensity

Treatments	LT (μm)	ET (μm)	PT (μm)	ST (μm)	P/S
CK	170.22 ± 0.53a	32.85 ± 0.94a	74.85 ± 0.68a	62.42 ± 1.15b	1.20 ± 0.03a
L	160.02 ± 0.75b	25.68 ± 0.67b	65.40 ± 0.65b	68.70 ± 0.88a	0.95 ± 0.02b
M	148.73 ± 1.21c	23.93 ± 0.59b	60.13 ± 0.63c	64.48 ± 0.91b	0.93 ± 0.01b
H	133.83 ± 1.39d	25.53 ± 0.39b	45.25 ± 0.94d	63.23 ± 0.95b	0.72 ± 0.02c

Data are presented as mean ± standard error (n = 3). Different lowercase letters indicate significant differences among treatments (p < 0.05)

CK Full sunlight, L Low shade, M Medium shade, H High shade, LT Leaf thickness, ET Epidermal thickness, PT Palisade tissue thickness, ST Spongy tissue thickness, P/S Palisade to spongy tissue ratio