popvol: Population of stand-volume for 400 elements.
Description
The data corresponds to a list of 400 elements of a population of
the variable forest volume (in m\(^{3}\)/ha) measured in field plots
of 0.1 ha of area. Therefore, the data emerge from a grid of 20 rows by
20 columns, completely covering a forest of 40 ha.
Usage
data(popvol)
Arguments
Format
Contains two variables, as follows:
plot.id
Plot number, or ID.
vol
Stand volume, in m\(^{3}\)/ha
References
Zohrer F. 1980. Forstinventur. Ein Leitfaden fur Studium und
Praxis. Pareys Studientexte Nr. 26. Parey. Berlin, Germany. 207