Table 2.

Mean values of the stomatal width (µm) on the adaxial and abaxial leaf surface of sugarcane genotypes.

Treatment	Width of stomatal aperture (µm)
	Adaxial surface				Abaxial surface
	NIA-0819	NIA-98	BL4	Mean	NIA-0819	NIA-98	BL4	Mean
Control	5.10 b	3.35 c	4.71 ab	4.38	5.25 b	5.54 b	5.19 c	5.32
10 Gy	5.57 a	5.33 b	4.67 ab	5.19	6.63 a	5.96 b	5.75 b	6.11
20 Gy	4.35 c	6.17 a	5.02 a	5.18	4.36 c	7.63 a	6.35 a	6.11
30 Gy	3.23 d	3.36 cd	4.14 b	3.57	3.41 d	4.19 c	4.27 d	3.95
40 Gy	1.91 e	2.90 d	3.34 c	2.71	2.39 e	3.27 d	1.28 e	2.31
Means	4.032	4.222	4.376	–	4.408	5.318	4.568	–

Means followed by different letters in the same column indicate significant differences (p < 0.05).