Algorithms for Quantitative Pedology (aqp) package for R
Installation
Get the stable version from CRAN:
install.packages('aqp', dep=TRUE)
Get the development version from Github, after installing the CRAN version + dependencies:
remotes::install_github("ncss-tech/aqp", dependencies=FALSE, upgrade=FALSE, build=FALSE)

Website
http://ncss-tech.github.io/AQP/
Examples
library(aqp)
data(sp4)
depths(sp4) <- id ~ top + bottom
par(mar=c(0,0,4,0))
plot(sp4, color='clay')
plot(sp4, color='CF')
Citation
D.E. Beaudette, P. Roudier, A.T. O'Geen, Algorithms for quantitative pedology: A toolkit for soil scientists, Computers & Geosciences, Volume 52, March 2013, Pages 258-268, ISSN 0098-3004, http://dx.doi.org/10.1016/j.cageo.2012.10.020.
Related Packages
aqp in the Wild
- https://www.pnas.org/content/115/26/6751
- as found by Scopus
- as found by Google Scholar
- http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2179-80872019000100121