Bergün GR Val Tuors Larix decidua, Switzerland - SWIT185 Additional information Christof Bigler and Claudia Meile Purpose of Collection: Analyses on relationships between tree growth and climate (precipitation, temperature) Detrend method: Negative exponential or linear regression of any slope ARSTAN: Smoothing spline with 50 cutoff Cores are stored at: ETH Tree-Ring Laboratory Forest Ecology Institute of Terrestrial Ecosystems ETH Zurich CHN G 63 CH-8092 Zurich Switzerland Site: North-west facing aspects, elevation 2055 - 2075 m (treeline; upper subalpine forest) Reference: Meile, C. 2008. Einfluss der Klimavariabilitätt auf das Wachstum von Lärchen und Fichten in Gebirgswäldern bei Bergün. Semesterarbeit. ETH Zürich, Zürich. COFECHA output: Chronology file name : SWIT185.CRN Measurement file name : SWIT185.RWL Date checked : 10DEC08 Checked by : B. Bauer Beginning year : 1800 Ending year : 2007 Principal investigators: Christof Bigler Claudia Meile Site name : Bergün GR Val Tuors Site location : Switzerland Species information : LADE EUROPEAN LARCH Latitude : 4638 Longitude : 00947 Elevation : 2065M Series intercorrelation: 0.778 Avg mean sensitivity : 0.369 Avg standard deviation : 0.372 Avg autocorrelation : 0.544 Number dated series : 15 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bergun GR Val Tours LADE 11:32 Wed 10 Dec 2008 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 1800 1825 1850 1875 1900 1925 1950 1975 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 BTK02 1800 2007 .81 .78 .69 .71 .79 .79 .71 .61 2 BTK03 1824 2007 .76 .76 .75 .86 .87 .83 .77 .71 3 BTK06 1824 2007 .48 .49 .52 .52 .64 .71 .75 .72 4 BTK07 1800 2007 .86 .83 .83 .90 .92 .90 .78 .63 5 BTK08 1824 2007 .77 .79 .78 .82 .79 .68 .68 .65 6 BTK09 1824 2007 .81 .81 .77 .84 .88 .81 .78 .73 7 BTK11 1876 2007 .80 .83 .83 .88 .80 8 BTK12 1824 2007 .77 .78 .84 .85 .86 .86 .74 .71 9 BTK14 1824 2007 .74 .81 .83 .90 .81 .79 .77 .70 10 BTK15 1824 2007 .56 .57 .59 .88 .92 .87 .88 .87 11 BTK16 1824 2007 .72 .72 .92 .87 .85 .78 .79 .78 12 BTK18 1800 2007 .85 .81 .80 .88 .85 .82 .79 .76 13 BTK19 1824 2007 .65 .66 .77 .84 .84 .87 .87 .83 14 BTK20 1824 2007 .81 .81 .89 .88 .87 .84 .79 .72 15 BTK21 1924 2007 .75 .77 .81 .81 Av segment correlation .74 .74 .77 .82 .83 .81 .79 .74 PART 7: DESCRIPTIVE STATISTICS: Bergun GR Val Tours LADE 11:32 Wed 10 Dec 2008 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 BTK02 1800 2007 208 8 0 .727 .79 2.81 .432 .668 .354 2.84 .431 -.031 1 2 BTK03 1824 2007 184 8 0 .794 1.00 2.06 .339 .409 .302 2.78 .451 -.058 1 3 BTK06 1824 2007 184 8 0 .607 .78 1.90 .368 .667 .323 2.77 .427 -.006 1 4 BTK07 1800 2007 208 8 0 .822 .94 2.48 .456 .434 .419 2.72 .419 .005 1 5 BTK08 1824 2007 184 8 0 .746 .84 2.04 .311 .580 .285 2.77 .508 -.038 1 6 BTK09 1824 2007 184 8 0 .808 .56 1.65 .279 .235 .470 2.92 .538 .004 1 7 BTK11 1876 2007 132 5 0 .809 .75 2.52 .408 .688 .327 2.76 .501 .020 1 8 BTK12 1824 2007 184 8 0 .789 .72 1.81 .342 .562 .382 2.58 .439 .001 1 9 BTK14 1824 2007 184 8 0 .777 .94 2.06 .342 .456 .309 2.65 .454 .014 1 10 BTK15 1824 2007 184 8 0 .789 .63 2.18 .357 .761 .311 2.53 .338 .024 1 11 BTK16 1824 2007 184 8 0 .803 .80 2.15 .440 .610 .446 2.59 .363 -.007 1 12 BTK18 1800 2007 208 8 0 .809 .44 1.59 .208 .494 .394 2.54 .359 .023 1 13 BTK19 1824 2007 184 8 0 .800 .74 2.49 .355 .444 .409 2.84 .505 -.031 1 14 BTK20 1824 2007 184 8 0 .815 .68 2.18 .458 .697 .444 2.69 .418 .000 1 15 BTK21 1924 2007 84 4 0 .781 1.94 3.56 .650 .440 .293 2.64 .577 .040 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2680 113 0 .778 .79 3.56 .372 .544 .369 2.92 .442 -.005