efeb: Soil macrofauna in a tropical forest site before and after...

In rich: Computes and Compares Species Richnesses

Description

The efeb data set is a list of two data sets. Each one is a data frame giving the species abundance of soil macrofauna in a set of soil samples. efeb$ef corresponds to samples collected in a secondary forest in French Guiana while efeb$eb contains data collected in the same site just after the forest has been cut and burnt following the traditional Amerindian slash-and-burn system. These data were collected in the viciny of the Wayana village of Elahe situated on the Tampoc river.

Usage

  data(efeb)

Format

efeb is a list of two data frame containing the observations of 134 species (columns) at 30 sampling locations (rows).

Source

Rossi, J.-P., Celini, L., Mora, P., Mathieu, J., Lapied, E., Nahmani, J., Ponge, J.-F., and Lavelle, P. (2010). Decreasing fallow duration in tropical slash-and-burn agriculture alters soil macro-invertebrate diversity: A case study in southern French Guiana. Agriculture, Ecosystems and Environment 135, 148-154.

Examples

data(efeb)
rich(matrix=efeb[[1]])
shared(efeb)

Example output

rich version 1.0.1 is loaded
You can access the package vignette by typing vignette('rich_introduction') in the R console
$cr
[1] 121

$mr
[1] 10.4

$mrsd
[1] 4.938239

$bootCR
NULL

$bootMR
NULL

$nrandom
NULL

    ef eb
ef 121  9
eb 134 22

rich documentation built on May 2, 2019, 5:25 p.m.