Table 1 Soil hydraulic parameters in the test areas.

From: Modified Green-Ampt model for infiltration analysis in loess area and its parameter determination and verification

Area No.

Test area

Size of each grade (d/mm) ratio (%)

Initial water content θi (%)

Saturated water content θs (%)

Saturated permeability coefficient Ks (cm·min− 1)

0.05 ~ 0.01

< 0.01

< 0.001

TA1

Luochuan

11.47

49.29

11.30

3.0

46.0

0.0136

TA2

Xiamanshuitan

39.83

37.60

4.45

27.6

49.8

0.0079

TA3

Xicao

33.14

33.42

9.70

31.9

53.0

0.0048

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