Last data update: 2014.03.03
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R: Yearly Treering Data, -6000-1979
Yearly Treering Data, -6000–1979
Description
Contains normalized tree-ring widths in dimensionless units.
Usage
treering
Format
A univariate time series with 7981 observations. The object is of
class "ts" .
Each tree ring corresponds to one year.
Details
The data were recorded by Donald A. Graybill, 1980, from
Gt Basin Bristlecone Pine 2805M, 3726-11810 in Methuselah Walk, California.
Source
Time Series Data Library:
http://www-personal.buseco.monash.edu.au/~hyndman/TSDL/,
series ‘CA535.DAT’
References
For some photos of Methuselah Walk see
http://www.ltrr.arizona.edu/~hallman/sitephotos/meth.html
Results
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