Irragric horizon (WRB 2022): topsoil thickened by irrigation deposits. v0.3.3: thickness >= 20 cm + sediment-derived structure proxied via designation Apk|Apg|Au.
Source: R/diagnostics-horizons-wrb-v033.R
irragric.RdIrragric horizon (WRB 2022): topsoil thickened by irrigation deposits.
v0.3.3: thickness >= 20 cm + sediment-derived structure proxied via
designation Apk|Apg|Au.
Arguments
- pedon
A
PedonRecord.- min_thickness
Numeric threshold or option (see Details).
Value
A DiagnosticResult recording whether the diagnostic is present, the qualifying layers, and the supporting evidence.