eHOF (version 1.15)

acre: Vegetation plots from arable fields in North-Eastern Germany

Description

Species and Environmental Data from arable fields in North-Eastern Germany. The data contains 100 selected plots (rows) and 6 species (columns).

Usage

data(acre)

Format

Two data frames, one data frame called acre with 100 vegetation plots (rows). Species are named with 7 letter shortletters according to the taxonomic reference list GermanSL. Plant performance is given as presence-absence. The second data frame, named acre.env consists of plot information about date of survey, survey area, total plant cover and measured soil pH.

Details

Soil pH was measured in 1-mol KCl buffer solution.

References

Manthey, M. (2003). Vegetations\"okologie der \"Acker und Ackerbrachen Mecklenburg-Vorpommerns. 209 p., Berlin [u.a.]: Cramer.

Examples

 data(acre)
 hist(acre.env$PH_KCL)
 if (FALSE) {
 vignette('eHOF', 'eHOF')
}