Table 3.

Variance analysis of the effects of soil salinity (EC) and matric potential on the shoot biomass (kg/plant), Bs, water use (m³/pot), WU, and water use efficiency (kgm⁻³), WUE, of bean and wheat.

Dependent Variable	Freedom degree	Mean square
		Bs		WU		WUE
		wheat	bean	wheat	Bean	wheat	Bean
Potential	3	0.85 × 10−5**	5.09 × 10−5**	0.11 × 10−3**	0.12 × 10−3**	1.46**	5.09**
EC	4	3.31 × 10−5**	4.46 × 10−5**	0.07 × 10−3**	0.06 × 10−3**	8.24**	1.80**
EC $\times$ potential	12	0.22 × 10−5**	0.15 × 10−5	0.005 × 103−**	0.003 × 10−3**	0.76**	0.19
Error		0.01 × 10−5	0.15 × 10−5	0.0005 × 10−3	0.0007 × 10−3	0.10	0.22
CV		13.25	29.045	6.96	9.81	13.98	25.44

^** and ^* mean significant effects at 0.01 and 0.05 levels of probability, respectively.