WRB 2022 canonical reference (parsed IUSS Working Group WRB 2022)

Convenience wrapper for canonical_reference("WRB_4th_2022"). Returns a 3-element list:

• $rsg (118 obs): Reference Soil Group + criteria text

• $pq (661 obs): principal qualifiers per RSG

• $sq (1167 obs): supplementary qualifiers per RSG

Usage

wrb2022_canonical(prefer_pkg = TRUE)

Arguments

prefer_pkg

If TRUE (default), prefer the installed SoilTaxonomy package over the vendored copy. Set to FALSE to force the vendored copy (e.g. for reproducibility of a specific soilKey release).

Details

Source: NCSS-tech SoilTaxonomy R package. Original: IUSS Working Group WRB (2022). World Reference Base for Soil Resources, 4th edition.