plotrix (version 3.6-4)

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

See Also

soil.texture,get.triprop

Examples

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

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