lbm: Spatio-temporal data panel of Larch Budmoth defoliation
Description
This is the data in Bjornstad et al. (2002).format
A data-frame with 135 rows and 40 columns. The first two
are the x- and y-coordinates (in m), the following 38 represents
the defoliation in years 1961 through 1998.References
Bjornstad, O.N., Peltonen, M., Liebhold, A.M., and
Baltensweiler, W. (2002) Waves of larch budmoth outbreaks
in the European Alps. Science, 298, 1020-1023.