ade4 (version 1.7-5)

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.

Source

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

References

See a data description at http://pbil.univ-lyon1.fr/R/pdf/pps048.pdf (in French).

Examples

## Not run: 
# data(rpjdl)
# xy <- dudi.coa(rpjdl$fau, scann = FALSE)$l1
# xy1 <- dudi.pca(rpjdl$fau, scal = FALSE, scann = FALSE)$l1
# 
# if(adegraphicsLoaded()) {
#   g1 <- s.distri(xy, rpjdl$fau, xax = 2, yax = 1, starSize = 0.3, ellipseSize = 0, plab.cex = 0)
#   g2 <- s.distri(xy1, rpjdl$fau, xax = 2, yax = 1, starSize = 0.3, ellipseSize = 0, plab.cex = 0)
# } else {
#   s.distri(xy, rpjdl$fau, 2, 1, cstar = 0.3, cell = 0)
#   s.distri(xy1, rpjdl$fau, 2, 1, cstar = 0.3, cell = 0)
# }
# 
# cca1 <- cca(rpjdl$fau, rpjdl$mil, scan = FALSE)
# plot(cca1)
# ## End(Not run)