soil {geoR} | R Documentation

## Soil chemistry properties data set

### Description

Several soil chemistry properties measured on a 10x25 grid of points.

### Usage

    data(soil)

### Format

A data frame with 250 observations on the following 22 variables.

Linha
  x-coordinate
Coluna
  y-coordinate
Cota
  elevation
AGrossa
  a numeric vector
Silte
  a numeric vector
Argila
  a numeric vector
pHAgua
  a numeric vector
pHKCl
  a numeric vector
Ca
  a numeric vector, calcium content
Mg
  a numeric vector, magnesium content
K
  a numeric vector, potassio content
Al
  a numeric vector, aluminium content
H
  a numeric vector, hidrogen content
C
  a numeric vector, carbon content
N
  a numeric vector, nitrogenm content
CTC
  a numeric vector, catium exchange capability
S
  a numeric vector
V
  a numeric vector
M
  a numeric vector
NC
  a numeric vector
CEC
  a numeric vector
CN
  a numeric vector

### Source

Bassoi and Moraes

### References

Bassoi thesis...

### Examples

    data(soil)
    ctc <- as.geodata(soil, data.col=16)
    plot(ctc)

[Package geoR version 1.5-7 Index]