% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/diagnostics-rsg-mollic-derived.R
\name{chernozem}
\alias{chernozem}
\title{Chernozem RSG diagnostic (WRB 2022)}
\usage{
chernozem(pedon, max_chroma_upper = 2)
}
\arguments{
\item{pedon}{A \code{\link{PedonRecord}}.}

\item{max_chroma_upper}{Maximum moist chroma in the upper part
(default 2, per WRB 2022).}
}
\value{
A \code{\link{DiagnosticResult}}.
}
\description{
Tests whether a profile satisfies the Chernozem RSG criteria:
a mollic horizon plus secondary carbonates somewhere in the
profile, plus chroma (moist) <= 2 in at least one layer of the
upper 20 cm.
}
\references{
IUSS Working Group WRB (2022), Chapter 5, Chernozems.
}
