lgrdata: allometry – R documentation

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allometry

Allometry

This dataset contains measurements of tree dimensions and biomass. Data kindly provided by John Marshall, University of Idaho.

allometry

A data frame with 63 rows and 5 variables:

species: factor The tree species (PSME = Douglas fir, PIMO = Western white pine, PIPO = Ponderosa pine).
diameter: double Tree diameter at 1.3m above ground (cm).
height: double Tree height (m).
leafarea: double Total leaf area (m2)
branchmass: double Total (oven-dry) mass of branches (kg).

data(allometry)
with(allometry, plot(diameter, height, pch=19, col=species))

Example Datasets for a Learning Guide to R

v0.1.1

CC0

Authors

Remko Duursma [aut, cre], Jeff Powell [ctb]

Initial release