fagus {PASWR}R Documentation

Retained Carbon in Beech Trees

Description

The carbon retained by leaves measured in kg/ha is recorded for forty-one different plots of mountainous regions of Navarra (Spain), depending on the forest classification: areas with 90% or more beech trees (Fagus Sylvatica) are labeled monospecific, while areas with many species of trees are labeled multispecific.

Usage

fagus

Format

A data frame with 41 observations on the following 3 variables:

Plot
plot number
carbon
carbon retained by leaves measured in kg/ha
type
a factor with levels monospecific and multispecific

Source

Gestion Ambiental Viveros y Repoblaciones de Navarra and Gobierno de Navarra, 2006.

References

Ugarte, M. D., Militino, A. F., and Arnholt, A. T. (2008) Probability and Statistics with R. Chapman & Hall/CRC.

Examples

attach(fagus)
boxplot(carbon~type)
detach(fagus)

[Package PASWR version 1.0 Index]