plotrix: get.soil.texture – R documentation

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get.soil.texture

Enter soil texture data

Description

get.soil.texture calls get.triprop to allow the user to enter soil textures as the proportions or percentages of three components, sand, silt and clay.

Usage

get.soil.texture(use.percentages=FALSE,cnames=c("sand","silt","clay"))

Arguments

`use.percentages`	Logical - whether to treat the entries as percentages and scale to proportions.
`cnames`	column names for the resulting three column matrix.

Value

A matrix of the components of one or more soil samples.

Author(s)

Sander Oom and Jim Lemon

Examples

if(dev.interactive()) {
  newsp<-get.soil.texture()
  # show the soil triangle
  soil.texture()
  # now plot the observations
  show.soil.texture(newsp)
 }

plotrix

Various Plotting Functions

v3.8-1

GPL (>= 2)

Authors

Jim Lemon, Ben Bolker, Sander Oom, Eduardo Klein, Barry Rowlingson, Hadley Wickham, Anupam Tyagi, Olivier Eterradossi, Gabor Grothendieck, Michael Toews, John Kane, Rolf Turner, Carl Witthoft, Julian Stander, Thomas Petzoldt, Remko Duursma, Elisa Biancotto, Ofir Levy, Christophe Dutang, Peter Solymos, Robby Engelmann, Michael Hecker, Felix Steinbeck, Hans Borchers, Henrik Singmann, Ted Toal, Derek Ogle, Darshan Baral, Ulrike Groemping, Bill Venables

Initial release

2021-01-21