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Thionic horizon (WRB 2022): post-oxidation acid sulfate horizon. Requires sulfidic_s_pct >= 0.01 AND pH(H2O) <= 4.

Usage

thionic(pedon, min_thickness = 15, max_pH = 4, min_sulfidic_s = 0.01)

Arguments

pedon

A PedonRecord.

min_thickness

Numeric threshold or option (see Details).

max_pH

Numeric threshold or option (see Details).

min_sulfidic_s

Numeric threshold or option (see Details).