Keys to Soil Taxonomy 13th edition canonical reference

Convenience wrapper for canonical_reference("ST_criteria_13th"). Returns a nested list of 3,153 parsed Keys-to-Soil-Taxonomy clauses per chapter / page / key / taxon / code / clause / logic.

Usage

kst13_canonical(prefer_pkg = TRUE)

Arguments

prefer_pkg

Retained for compatibility and no longer used. Until v0.9.203 FALSE selected a copy bundled with soilKey; there is no bundled copy any more, so the data always come from SoilTaxonomy.

Value

The canonical Keys to Soil Taxonomy (13th ed.) criteria reference (a list / data.frame).

Details

Source: NCSS-tech SoilTaxonomy R package. Original: USDA-NRCS (2022). Keys to Soil Taxonomy, 13th edition.