0.650 0.600 0.550 0.500 0.450 0.400
Soil moisture (cm
3 cm
)
3)
0 50 100 150 200 250
Precipitation (mm)
Precipitation Calculated soil moisture Observed soil moisture Initial season Crop development Mid-season Late season 40
30
20
10
0
Irrigation (mm)
0 30 60 90 120 150
Runoff (mm)
0 20 40 60 80 100 Day after transplanting
Estimated irrigation water Estimated runoff (a)
(b)
0.650 0.600 0.550 0.500 0.450 0.400
Soil moisture (cm
3 cm
)
3)
0 50 100 150 200 250
Precipitation (mm)
Precipitation Calculated soil moisture Observed soil moisture
Initial season Crop development Mid-season Late season 40
30
20
10
0
Irrigation (mm)
0 30 60 90 120 150
Runoff (mm)
0 20 40 60 80 100 Day after transplanting
Estimated irrigation water Estimated runoff (a)