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Greyzemic qualifier (gz): mollic / umbric overlain by albic-like layer

Source: R/qualifiers-wrb2022-v0963.R
qual_greyzemic.Rd

WRB 2022 Ch 5 (Chernozems / Phaeozems / Umbrisols): "Having a mollic / umbric horizon overlain by a thin (<= 10 cm) albic-like layer with low chroma and high value (Munsell value >= 4 moist AND chroma <= 2)."

Usage

qual_greyzemic(pedon)

Arguments

pedon

A PedonRecord.

Details

Implementation: presence of mollic OR umbric (we have mollic but not yet umbric) AND an overlying bleached layer (munsell_value_moist >= 4 and munsell_chroma_moist <= 2, thickness <= 10 cm).