This dataset gives the tree-ring indices for Picea abies at
Forstenrieder Park, Munich, Bavaria, Germany. The chronology
represents 20 cores from 10 trees. The series were read in using
read.rwl
from package dplR
, detrended
using a 60a spline with 50% frequency cutoff (function
detrend
), and averaged to a chronology using a
robust mean chron
.
data(muc_spruce)
A data.frame
containing tree-ring indices and
replication depth with respective years as rownames
.