BCI.env {BiodiversityR}R Documentation

Barro Colorado Island Quadrat Descriptions

Description

Environmental characteristics and UTM coordinates of a 50 ha sample plot (consisting of 50 1-ha quadrats) from Barro Colorado Island of Panama. Dataset BCI provides the tree species composition (trees with diameter at breast height equal or larger than 10 cm) of the same plots.

Usage

data(BCI.env)

Format

A data frame with 50 observations on the following 6 variables.

UTM.EW
a numeric vector
UTM.NS
a numeric vector
Precipitation
a numeric vector
Elevation
a numeric vector
Age.cat
a factor with levels c1 c2 c3
Geology
a factor with levels pT Tb Tbo Tc Tcm Tct Tgo Tl Tlc

Source

http://www.sciencemag.org/cgi/content/full/295/5555/666/DC1

References

Pyke CR, Condit R, Aguilar S and Lao S. (2001). Floristic composition across a climatic gradient in a neotropical lowland forest. Journal of Vegetation Science 12: 553-566.

Condit, R, Pitman, N, Leigh, E.G., Chave, J., Terborgh, J., Foster, R.B., Nunez, P., Aguilar, S., Valencia, R., Villa, G., Muller-Landau, H.C., Losos, E. & Hubbell, S.P. (2002). Beta-diversity in tropical forest trees. Science 295: 666-669.

Kindt, R. & Coe, R. (2005) Tree diversity analysis: A manual and software for common statistical methods for ecological and biodiversity studies.

http://www.worldagroforestry.org/treesandmarkets/tree_diversity_analysis.asp

Examples

data(BCI.env)

[Package BiodiversityR version 1.2 Index]