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Cumulic Subgroup helper (Mollorthels / Umbrorthels)

Source: R/diagnostics-gelisols-usda.R
cumulic_subgroup_usda.Rd

Pass when:

  • Mollic or umbric epipedon >= 40 cm thick with texture finer than loamy fine sand; AND

  • Slope < 25 percent.

Usage

cumulic_subgroup_usda(pedon)

Arguments

pedon

A PedonRecord.

Value

A DiagnosticResult.

Details

Slope is taken from site$slope_pct when available; if NA, assumed to satisfy (TRUE).