treevolroble {datana}

Contains tree-level variables for roble (Nothofagus obliqua) in the Rucamanque experimental forest, near Temuco, Chile.

Description

These are tree-level measurement data of sample trees in the Rucamanque experimental forest, near Temuco, in the Araucania region in south-centralChile, measured in 1999. The data are the same as in the data frame "treevolruca", but only having observations for the species roble (Nothofagus obliqua).

Usage

data(treevolroble)

Format

Contains tree-level variables, as follows:

tree.no

Tree number.

dbh

Diameter at breast height, in cm.

htot

Total height, in m.

d6

Upper-stem diameter at 6 m, in cm.

vtot

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

Source

The data are provided courtesy of Dr Christian Salas-Eljatib (Chile).

References

- Salas C. 2002. Ajuste y validación de ecuaciones de volumen para un relicto del bosque de Roble-Laurel-Lingue. Bosque 23(2): 81-92. doi:10.4067/S0717-92002002000200009

Examples

data(treevolroble)    
head(treevolroble) 
plot(vtot~dbh, data=treevolroble)