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Surface runoff ratio
Irrigation application amount
Depth of application for subsurface irrigation
Concentration of total salt in irrigation water
Concentration of total nitrate in irrigation water
Concentration of phosphate in irrigation water
Irrigation operation name
The name of the irrigation operation is a primary key referenced when irrigation operations are scheduled in management.sch or lum.dtl. All names in the irr.ops file must be unique.
| Name | Description |
|---|---|
sprinkler_med
Medium sprinkler
sprinkler_high
High sprinkler
drip
Drip irrigation
furrow
Furrow irrigation
This file contains pre-defined irrigation operations.
| Field | Description | Type | Unit | Default | Range |
|---|---|---|---|---|---|
Irrigation operation name
string
n/a
n/a
n/a
Irrigation in-field efficiency
real
n/a
0.0
0.0-1.0
Surface runoff ratio
real
fraction
0.0
0.0-100.0
Irrigation application amount
real
mm
0.0
0.0-1.0
Depth of application for subsurface irrigation
real
mm
0.0
Concentration of total salt in irrigation water
real
mg/kg
0.0
Concentration of total nitrate in irrigation water
real
mg/kg
0.0
Concentration of phosphate in irrigation water
real
mg/kg
0.0
Irrigation in-field efficiency
The irrigation efficiency is the fraction of water used for irrigation that is available for crop uptake from the soil.