Numerical Simulation of Soil Water Movement under Subsurface Irrigation

Table 4

Numerical solution based on different spatial steps and different parameters in Example 2.

Spatial step	Parameters 𝑐	Calculation errors	Calculation time(s)
0.1	10	3.1488𝑒−004	2.995965
	11	9.6914𝑒−005	3.782251
	12	1.0218𝑒−004	4.800045
0.25	0.45	1.5427𝑒−004	1.682164
	0.50	7.7579𝑒−005	1.645171
	0.55	9.8661𝑒−005	1.686100