Required Lateral Inlet Pressure Head for Automated Subsurface Drip Irrigation Management

Table 2

Fitting parameters of Van Genuchten’s equation for the considered sandy soil.

𝜃𝑠 (cm^3/cm^3)	𝜃𝑟 (cm^3/cm^3)	𝛼 (cm^−1)	𝑛	𝑅^2
0.38	0.02	0.05	1.70	0.991