dune {vegan} | R Documentation

## Vegetation and Environment in Dutch Dune Meadows.

### Description

The dune meadow vegetation data `dune` has cover class values of 30 species on 20 sites. The corresponding environmental data frame `dune.env` has following entries:

### Usage

      data(dune)
      data(dune.env)

### Format

A1
  a numeric vector of thickness of A1 horizon.
Moisture
  an ordered factor with levels
Moisture
  `1` < `2` < `4` < `5`
Management
  a factor with levels
Management
  `BF`: Biological Farming
Management
  `HF`: Hobby Farming
Management
  `NM`: Nature Conservation Management
Management
  `SF`: Standard Farming
Use
  an ordered factor of landuse with levels
Use
  `Hayfield` < `Haypastu` < `Pasture`
Manure
  an ordered factor with levels
Manure
  `0` < `1` < `2` < `3` < `4`

### Source

Jongman, R.H.G, ter Braak, C.J.F & van Tongeren, O.F.R. (1987). Data Analysis in Community and Landscape Ecology. Pudog, Wageningen.

### Examples

    data(dune)

[Package vegan version 1.8-6 Index]