Vals GR Riefawald (Picea) - SWIT193 Additional information Christof Bigler and Kathrin Kühne Purpose of Collection: Climatology. Analyses on relationships between tree growth and climate (precipitation, temperature) Detrend method: 1st: Negative exponential or linear regression of any slope 2nd: ARSTAN: smoothing spline with 50% cutoff Cores are stored at: ETH Tree-Ring Laboratory Forest Ecology Institute of Terrestrial Ecosystems ETH Zurich CHN G 61 CH-8092 Zurich Switzerland Reference: Kühne, K. 2010. Einfluss der Klimavariabilität auf das Wachstum von Lärchen und Fichten im Gebirgswald in Vals. Semesterarbeit. ETH Zürich, Zürich. Notes: Site: North-west facing aspect, elevation 1800 - 2000 m (subalpine forest) COFECHA output: Chronology file name : SWIT193.CRN Measurement file name : SWIT193.RWL Date checked : 04JAN10 Checked by : B. Bauer Beginning year : 1715 Ending year : 2008 Principal investigators: Christof Bigler Kathrin Kühne Site name : Vals GR Riefawald Site location : Switzerland Species information : PCAB NORWAY SPRUCE Latitude : 4637 Longitude : 00912 Elevation : 1900M Series intercorrelation: 0.552 Avg mean sensitivity : 0.169 Avg standard deviation : 0.351 Avg autocorrelation : 0.788 Number dated series : 19 Segment length tested : 50 Number problem segments: 11 Pct problem segments : 7.38 PART 5: CORRELATION OF SERIES BY SEGMENTS: Vals GR Riefawald 12:03 Mon 04 Jan 2010 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 VRFi50 1833 2008 .45 .37 .52 .77 .76 .58 .51 2 VRFi51 1809 2008 .57 .58 .45 .56 .69 .64 .45 .42 3 VRFi52 1900 2008 .71 .54 .35 .29A 4 VRFi53 1780 2008 .51 .68 .53 .51 .54 .58 .57 .57 .60 5 VRFi54 1838 2008 .26A .32A .42 .71 .78 .53 .46 6 VRFi55 1845 2008 .57 .48 .60 .75 .77 .75 .75 7 VRFi56 1795 2008 .56 .66 .60 .50 .46 .43 .63 .73 .71 8 VRFi57 1827 2008 .60 .52 .62 .77 .79 .61 .50 9 VRFi58 1811 2008 .60 .47 .18B .28B .48 .65 .67 .66 10 VRFi60 1807 2008 .62 .40 .25B .55 .68 .56 .43 .43 11 VRFi61 1715 2006 .24B .36 .51 .59 .50 .57 .69 .69 .67 .62 .51 12 VRFi62 1783 2008 .52 .62 .52 .50 .55 .36 .27A .49 .48 13 VRFi63 1884 2008 .65 .75 .60 .45 .46 14 VRFi64 1825 2008 .57 .50 .59 .69 .66 .68 .74 15 VRFi65 1740 2008 .22B .27A .34 .56 .45 .33A .52 .62 .61 .38 .34 16 VRFi66 1802 2008 .69 .45 .53 .57 .66 .74 .63 .52 17 VRFi67 1873 2008 .54 .57 .69 .69 .57 .51 18 VRFi68 1799 2008 .54 .58 .57 .55 .62 .60 .63 .60 .50 19 VRFi69 1782 2008 .52 .73 .60 .51 .72 .80 .69 .53 .59 Av segment correlation .23 .32 .50 .63 .51 .45 .56 .66 .64 .56 .53 PART 7: DESCRIPTIVE STATISTICS: Vals GR Riefawald 12:03 Mon 04 Jan 2010 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- Corr //-------- Unfiltered --------\\ //---- Filtered -----\\ No. No. No. with Mean Max Std Auto Mean Max Std Auto AR Seq Series Interval Years Segmt Flags Master msmt msmt dev corr sens value dev corr () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 1 VRFi50 1833 2008 176 7 0 .576 .95 2.09 .361 .888 .133 2.96 .417 .063 1 2 VRFi51 1809 2008 200 8 0 .552 .73 1.31 .203 .749 .171 2.45 .295 -.019 1 3 VRFi52 1900 2008 109 4 1 .534 1.15 2.37 .438 .731 .202 2.80 .404 -.022 1 4 VRFi53 1780 2008 229 9 0 .551 .80 1.52 .209 .565 .190 2.74 .390 -.036 1 5 VRFi54 1838 2008 171 7 2 .515 1.49 3.45 .497 .765 .180 2.70 .423 .029 1 6 VRFi55 1845 2008 164 7 0 .661 1.36 2.46 .291 .666 .129 2.55 .410 -.022 1 7 VRFi56 1795 2008 214 9 0 .546 .97 1.81 .273 .737 .158 2.46 .276 -.005 1 8 VRFi57 1827 2008 182 7 0 .647 1.38 2.96 .411 .766 .151 2.53 .415 -.053 2 9 VRFi58 1811 2008 198 8 2 .521 .79 2.06 .354 .899 .161 2.78 .509 -.042 1 10 VRFi60 1807 2008 202 8 1 .526 .83 2.14 .382 .905 .154 2.62 .437 .020 1 11 VRFi61 1715 2006 292 11 1 .523 .76 1.75 .278 .659 .246 2.67 .373 .004 1 12 VRFi62 1783 2008 226 9 1 .457 .81 1.97 .283 .843 .146 2.68 .384 -.009 1 13 VRFi63 1884 2008 125 5 0 .592 1.09 2.07 .289 .724 .147 2.62 .439 -.017 2 14 VRFi64 1825 2008 184 7 0 .638 .95 2.04 .414 .920 .136 2.91 .440 .017 1 15 VRFi65 1740 2008 269 11 3 .388 .65 1.56 .258 .785 .199 2.72 .391 -.021 1 16 VRFi66 1802 2008 207 8 0 .598 .93 2.74 .398 .849 .164 2.53 .377 -.015 1 17 VRFi67 1873 2008 136 6 0 .591 1.74 3.39 .506 .816 .140 2.50 .416 -.081 2 18 VRFi68 1799 2008 210 9 0 .561 1.02 2.76 .394 .809 .168 2.52 .359 -.008 1 19 VRFi69 1782 2008 227 9 0 .628 .86 2.98 .582 .920 .178 2.78 .453 -.017 3 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3721 149 11 .552 .97 3.45 .351 .788 .169 2.96 .397 -.011