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surf_frac

Surface fraction

Amount of the chemical applied to the upper 10 mm of the soil.

inject_dp

Injection depth

name (chem_app.ops)

Chemical application name

The name of the chemical application is a primary key referenced when the application of fertilizers, manure, or pesticides is scheduled in management.sch or lum.dtl. All names in the chem_app.ops file must be unique.

Name
Description

broadcast

band

foliar

inject

aerial_liquid

aerial_solid

drill

side_dress

fertigate

basal

rope_wick

tree_inject

chem_app.ops

This file contains pre-defined fertilizer, manure, and pesticide application operations.

Field
Description
Type
Unit
Default
Range

Chemical application name

string

n/a

n/a

n/a

chem_form

Currently not used

string

app_typ

Currently not used

string

Application efficiency

real

0.

foliar_eff

Currently not used

real

Injection depth

real

mm

0.

Surface fraction

real

0.

drift_pot

Currently not used

real

aerial_unif

Currently not used

real

name
app_eff
inject_dp
surf_frac

app_eff

Application efficiency