% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/diagnostics-gelisols-usda.R
\name{nitric_subgroup_usda}
\alias{nitric_subgroup_usda}
\title{Nitric Subgroup helper (Anhyturbels / Anhyorthels)}
\usage{
nitric_subgroup_usda(pedon)
}
\arguments{
\item{pedon}{A \code{\link{PedonRecord}}.}
}
\value{
A \code{\link{DiagnosticResult}}.
}
\description{
Pass when a horizon >= 15 cm thick has nitrate concentration
>= 118 mmol(-)/L AND (thickness * concentration) >= 3500.
(Nitrate is not in the schema; v0.8 returns NA with missing flag.)
}
