pinaster {datana}R Documentation

Tree volume for Pinus pinaster in the Baixo-Mino, Galicia, Spain.

Description

These are volume measurements data of sample trees in the Baixo-Mino region in Galicia, Spain.

Usage

data(pinaster)

Format

Contains tree-level variables, as follows:

stand

stand number from the sample tree was selected.

si

Site index of the stand.

tree.no

tree number.

dbh

Diameter at breast height, in cm.

toth

Total height, in m.

d4

Upper-stem diameter at 4 m, in cm.

volwb

Tree gross volume, in m^{3} with bark.

volwob

Tree gross volume, in m^{3} without bark.

Source

The data are provided courtesy of Dr Christian Salas-Eljatib at the Universidad de Chile (Santiago, Chile).

References

- Salas C, Nieto L, Irisarri A. 2005. Modelos de volumen para Pinus pinaster Ait. en la comarca del Baixo Mino, Galicia, EspaƱa. Quebracho 12: 11-22. https://eljatib.com/publication/2005-12-01_modelos_de_volumen_p/

Examples

data(pinaster)    
head(pinaster) 

[Package datana version 1.0.5 Index]