Hortic horizon (WRB 2022): garden / kitchen-midden topsoil. Diagnostic criteria: thickness \>= 20 cm, dark colour (mollic-like), high P (Mehlich-3 P >= 100 mg/kg or P2O5_1pct_citric >= 175 mg/kg), high SOC.

Hortic horizon (WRB 2022): garden / kitchen-midden topsoil. Diagnostic criteria: thickness \>= 20 cm, dark colour (mollic-like), high P (Mehlich-3 P >= 100 mg/kg or P2O5_1pct_citric >= 175 mg/kg), high SOC.

Usage

hortic(pedon, min_thickness = 20, min_oc = 1, min_p_mehlich3 = 100)

Arguments

pedon

A PedonRecord.

min_thickness

Numeric threshold or option (see Details).

min_oc

Numeric threshold or option (see Details).

min_p_mehlich3

Numeric threshold or option (see Details).