% Generated by roxygen2: do not edit by hand
% Please edit documentation in R/qualifiers-wrb2022-v093b.R
\name{qual_rubic}
\alias{qual_rubic}
\title{Rubic qualifier (rb): red Munsell hue \eqn{\le} 5YR AND chroma
\eqn{\ge} 4 in some layer within the upper 100 cm. Less strict
than Rhodic (which requires \eqn{\le} 2.5YR + value < 4); useful
as a supplementary tag for tropical soils with reddish colours
that don't reach the Rhodic threshold.}
\usage{
qual_rubic(pedon)
}
\arguments{
\item{pedon}{A \code{\link{PedonRecord}}.}
}
\description{
Rubic qualifier (rb): red Munsell hue \eqn{\le} 5YR AND chroma
\eqn{\ge} 4 in some layer within the upper 100 cm. Less strict
than Rhodic (which requires \eqn{\le} 2.5YR + value < 4); useful
as a supplementary tag for tropical soils with reddish colours
that don't reach the Rhodic threshold.
}
