ade4 (version 1.01)

rpjdl: Avifauna and Vegetation

Description

This data set gives the abundance of 52 species and 8 environmental variables in 182 sites.

Usage

data(rpjdl)

format

rpjdl is a list of 5 components.

1. fau

{is the faunistic array of 182 sites (rows) and 52 species (columns).} mil{is the array of environmental variables : 182 sites and 8 variables.} frlab{is a vector of the names of species in French.} lalab{is a vector of the names of species in Latin.} lab{is a vector of the simplified labels of species.}

source

Prodon, R. and Lebreton, J.D. (1981) Breeding avifauna of a Mediterranean succession : the holm oak and cork oak series in the eastern Pyr�n�es. 1 : Analysis and modelling of the structure gradient. O�kos, 37, 21--38. Lebreton, J. D., Chessel D., Prodon R. and Yoccoz N. (1988) L'analyse des relations esp"ces-milieu par l'analyse canonique des correspondances. I. Variables de milieu quantitatives. Acta Oecologica, Oecologia Generalis, 9, 53--67.

Examples

data(rpjdl)
xy <- dudi.coa(rpjdl$fau, scann = FALSE)$l1
s.distri(xy, rpjdl$fau, 2, 1, cstar = 0.3, cell = 0)

xy1 <- dudi.pca(rpjdl$fau, scal = FALSE, scann = FALSE)$l1
s.distri(xy1, rpjdl$fau, 2, 1, cstar = 0.3, cell = 0)

cca1 <- cca(rpjdl$fau, rpjdl$mil, scan = FALSE)
plot(cca1)