UM Biological Station Flux Site QURU, Michigan - MI028 Additional Site Information J.T. Maxwell T.E. Mandra K.A. Novick Reference: Maxwell, J.T., Harley, G.L., Mandra, T.E., Yi, K., Kannenberg, S.A., Au, T.F., Robeson, S.M., Pederson, N., Sauer, P.E., Novick, K.A.. 2019. Higher CO2 Concentrations and Lower Acidic Deposition Have Not Changed Drought Response in Tree Growth But Do Influence iWUE in Hardwood Trees in the Midwestern United States. Journal of Geophysical Research: Biogeosciences, vol. 124 (12), pp. 3798-3813. doi: 10.1029/2019JG005298 Keywords: Climate response, SO4, N, CO2, Climatic Water Balance, Eastern Deciduous Forest Notes: Influence of climate, pollution, and CO2 on tree growth Funding: USDA Agriculture and Food Research Initiative Grant 2017-67013-26191 COFECHA output: Chronology file name : MI028.CRN Measurement file name : MI028.RWL Date checked : 22JUL20 Checked by : B. Bauer Beginning year : 1913 Ending year : 2016 Principal investigators: J.T. Maxwell T.E. Mandra K.A. Novick Site name : UM Biological Station Flux Site Site location : Michigan Species information : QURU RED OAK Latitude : 4534 Longitude : -08443 Elevation : 234M Series intercorrelation: 0.559 Avg mean sensitivity : 0.184 Avg standard deviation : 0.683 Avg autocorrelation : 0.689 Number dated series : 7 Segment length tested : 50 Number problem segments: 3 Pct problem segments : 13.04 PART 5: CORRELATION OF SERIES BY SEGMENTS: UMBS Flux Site QURU 13:56 Wed 22 Jul 2020 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 1900 1925 1950 1975 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 QURU 1A 1940 2016 .33 .51 .64 2 QURU 1B 1933 2016 .55 .70 .67 3 QURU 4A 1925 2016 .31A .34B .31B 4 QURU 6A 1926 2016 .56 .68 .71 5 QURU 6B 1947 2016 .66 .67 .71 6 QURU 5A 1913 2016 .57 .63 .67 .71 7 QURU 5B 1920 2016 .55 .57 .68 .67 Av segment correlation .56 .51 .61 .63 PART 7: DESCRIPTIVE STATISTICS: UMBS Flux Site QURU 13:56 Wed 22 Jul 2020 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 QURU 1A 1940 2016 77 3 0 .417 2.26 4.72 .968 .829 .191 2.52 .421 -.073 2 2 QURU 1B 1933 2016 84 3 0 .615 2.06 4.14 .753 .790 .203 2.68 .589 -.011 1 3 QURU 4A 1925 2016 92 3 3 .316 1.45 3.56 .703 .925 .162 2.49 .386 .016 1 4 QURU 6A 1926 2016 91 3 0 .620 2.81 4.08 .613 .535 .171 2.39 .366 .043 2 5 QURU 6B 1947 2016 70 3 0 .669 2.14 3.10 .466 .538 .185 2.46 .471 .078 2 6 QURU 5A 1913 2016 104 4 0 .651 2.12 4.97 .795 .737 .183 2.68 .532 .064 1 7 QURU 5B 1920 2016 97 4 0 .624 2.02 3.23 .482 .471 .196 2.78 .503 -.007 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 615 23 3 .559 2.12 4.97 .683 .689 .184 2.78 .468 .017