% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/diagnostics-spodosols-usda.R
\name{arenic_subgroup_usda}
\alias{arenic_subgroup_usda}
\title{Arenic / Grossarenic Subgroup helper (Spodosols)}
\usage{
arenic_subgroup_usda(pedon, min_spodic_top = 75, max_spodic_top = 125)
}
\arguments{
\item{pedon}{A \code{\link{PedonRecord}}.}

\item{min_spodic_top}{Default 75.}

\item{max_spodic_top}{Default 125.}
}
\value{
A \code{\link{DiagnosticResult}}.
}
\description{
Pass when texture class (fine-earth fraction) is sandy
throughout from the surface to the top of the spodic horizon
AND the spodic top depth falls in
\code{[min_spodic_top, max_spodic_top]}.
}
\details{
Standard cuts:
- "Arenic":      75-125 cm
- "Grossarenic": 125+ cm (use min_spodic_top=125, max=Inf)
}
