Table 2.

Water use efficiency (WUE) in rice plants grown at different solution water potentials and at HET and LET.

Solution Water Potential	HET	LET
(MPa)	(mg biomass g−1 H2O)
−0.04	3.47 a	2.44 a
−0.07	0.83 b	0.79 b
−0.10	1.06 b	0.73 b
−0.13	1.07 b	0.96 b
−0.16	1.41 b	0.87 b
−0.19	0.89 b	0.71 b

Values in the same column followed by the same letter are not significantly different (p-value < 0.05).