North Carolina-HWA - NC024 Additional Site Information D. Walker C.A. Copenheaver Purpose of Collection: Ecology - insect outbreaks Cores are stored at: Virginia Tech Tree-Ring Lab Notes: These cores were collected because of an insect outbreak. Not recommended for use in climate reconstruction. Reference: Walker, D.M., Copenheaver, C.A., and Zink-Sharp, A. 2014. Radial growth changes following hemlock woolly adelgid infestation of eastern hemlock. Annals of Forest Science. Vol. 71, No. 5, pp. 595-602, July 2014. DOI: 10.1007/s13595-014-0367-3 COFECHA output: Chronology file name : NC024.CRN Measurement file name : NC024.RWL Date checked : 22SEP14 Checked by : B. Bauer Beginning year : 1910 Ending year : 2010 Principal investigators: D. Walker C.A. Copenheaver Site name : North Carolina-HWA Site location : N. Carolina Species information : TSCA EASTERN HEMLOCK Latitude : 3517 Longitude : -08243 Elevation : 670M Series intercorrelation: 0.508 Avg mean sensitivity : 0.254 Avg standard deviation : 0.922 Avg autocorrelation : 0.789 Number dated series : 37 Segment length tested : 50 Number problem segments: 9 Pct problem segments : 11.11 PART 5: CORRELATION OF SERIES BY SEGMENTS: North Carolina HWA 10:09 Mon 22 Sep 2014 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 PNF01A 1973 2010 .52 2 pnf01b 1974 2010 .28A 3 PNF02a 1973 2010 .39 4 PNF02b 1981 2010 .54 5 PNF03a 1940 2010 .53 .58 .69 6 PNF04a 1923 2010 .28A .29A .49 .46 7 PNF06b 1957 2010 .43 .45 8 PNF07a 1964 2010 .57 9 PNF07b 1957 2010 .61 .63 10 PNF09a 1965 2010 .45 11 PNF09b 1973 2010 .40 12 PNF11a 1967 2010 .23A 13 PNF11b 1975 2010 .34B 14 PNF12a 1981 2010 .66 15 PNF12c 1970 2010 .29A 16 PNF13a 1971 2010 .55 17 PNF13b 1976 2010 .40 18 PNF14a 1955 2010 .55 .65 19 PNF14b 1950 2010 .56 .57 20 PNF15a 1951 2010 .46 .48 21 PNF15b 1949 2010 .68 .68 .69 22 PNF16a 1942 2010 .52 .53 .70 23 PNF16c 1934 2010 .46 .50 .62 24 PNF17a 1935 2010 .68 .51 .48 25 PNF17b 1927 2010 .57 .49 .60 26 PNF18a 1936 2010 .67 .63 .58 27 PNF18c 1949 2010 .46 .46 .47 28 PNF19a 1934 2010 .61 .65 .66 29 PNF19b 1947 2010 .47 .46 .51 30 PNF20b 1947 2010 .49 .45 .51 31 PNF20a 1948 2010 .25A .25A .24A 32 PNF21a 1929 2010 .59 .65 .68 33 PNF21c 1945 2010 .63 .62 .66 34 PNF22a 1916 2010 .57 .74 .73 .73 35 PNF22c 1910 2010 .51 .59 .52 .57 36 PNF23b 1982 2010 .38 37 pnf03b 1929 2002 .45 .46 .48 Av segment correlation .45 .54 .50 .55 PART 7: DESCRIPTIVE STATISTICS: North Carolina HWA 10:09 Mon 22 Sep 2014 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 PNF01A 1973 2010 38 1 0 .522 3.03 7.02 1.633 .823 .220 2.93 .579 .061 1 2 pnf01b 1974 2010 37 1 1 .285 3.22 5.98 1.597 .884 .191 2.51 .563 -.067 1 3 PNF02a 1973 2010 38 1 0 .386 2.61 4.31 .822 .746 .183 2.70 .593 .027 5 4 PNF02b 1981 2010 30 1 0 .543 2.50 5.08 .844 .563 .207 2.89 .632 .200 1 5 PNF03a 1940 2010 71 3 0 .544 2.14 4.37 1.319 .910 .279 2.54 .590 -.071 1 6 PNF04a 1923 2010 88 4 2 .342 1.39 3.15 .578 .846 .208 2.77 .455 -.023 2 7 PNF06b 1957 2010 54 2 0 .438 1.85 3.30 .769 .897 .255 2.72 .449 .055 1 8 PNF07a 1964 2010 47 1 0 .596 2.28 4.36 .932 .891 .250 2.73 .574 .017 1 9 PNF07b 1957 2010 54 2 0 .632 2.50 4.17 .834 .702 .262 2.94 .571 .107 1 10 PNF09a 1965 2010 46 1 0 .449 2.44 4.71 1.025 .815 .197 2.59 .509 -.020 1 11 PNF09b 1973 2010 38 1 0 .404 3.12 7.32 2.118 .814 .316 2.93 .640 -.192 1 12 PNF11a 1967 2010 44 1 1 .228 2.48 5.01 1.041 .821 .198 2.65 .578 -.044 3 13 PNF11b 1975 2010 36 1 1 .339 2.63 6.37 1.625 .904 .206 2.74 .505 -.094 1 14 PNF12a 1981 2010 30 1 0 .660 3.03 4.72 .982 .650 .233 2.81 .797 .169 1 15 PNF12c 1970 2010 41 1 1 .293 2.93 4.96 .954 .694 .192 2.81 .659 -.011 2 16 PNF13a 1971 2010 40 1 0 .554 2.67 4.52 .723 .486 .196 3.23 .653 -.050 2 17 PNF13b 1976 2010 35 1 0 .402 3.25 5.86 .939 .544 .190 3.00 .586 -.016 1 18 PNF14a 1955 2010 56 2 0 .553 1.69 3.90 .722 .676 .265 2.75 .469 .016 3 19 PNF14b 1950 2010 61 2 0 .538 1.57 3.79 .874 .789 .354 2.83 .481 .144 1 20 PNF15a 1951 2010 60 2 0 .464 2.01 4.08 1.016 .861 .219 2.79 .577 .121 1 21 PNF15b 1949 2010 62 3 0 .637 2.41 5.16 1.283 .886 .221 2.78 .443 -.007 1 22 PNF16a 1942 2010 69 3 0 .566 1.13 2.64 .606 .839 .247 2.60 .429 -.006 1 23 PNF16c 1934 2010 77 3 0 .515 1.20 2.61 .579 .779 .255 2.89 .538 .001 1 24 PNF17a 1935 2010 76 3 0 .569 1.47 2.65 .596 .807 .205 2.80 .600 -.034 3 25 PNF17b 1927 2010 84 3 0 .579 1.96 3.46 .721 .770 .197 2.59 .423 -.001 1 26 PNF18a 1936 2010 75 3 0 .625 1.51 3.21 .828 .851 .277 2.55 .483 -.021 1 27 PNF18c 1949 2010 62 3 0 .456 1.91 3.69 1.110 .819 .377 3.13 .711 .133 1 28 PNF19a 1934 2010 77 3 0 .628 .91 2.99 .737 .843 .405 2.56 .424 .023 1 29 PNF19b 1947 2010 64 3 0 .505 1.44 3.76 .934 .827 .351 2.58 .438 .046 2 30 PNF20b 1947 2010 64 3 0 .512 1.27 2.96 .567 .657 .276 2.99 .553 .004 2 31 PNF20a 1948 2010 63 3 3 .314 1.48 3.88 .672 .536 .368 2.67 .500 -.007 1 32 PNF21a 1929 2010 82 3 0 .609 1.27 2.94 .478 .705 .229 2.77 .474 .046 1 33 PNF21c 1945 2010 66 3 0 .629 1.42 2.98 .646 .798 .235 2.50 .476 -.119 1 34 PNF22a 1916 2010 95 4 0 .588 1.80 5.05 1.146 .888 .244 2.84 .545 .036 1 35 PNF22c 1910 2010 101 4 0 .518 1.71 4.27 .899 .802 .237 2.66 .493 -.088 1 36 PNF23b 1982 2010 29 1 0 .381 2.74 4.86 1.080 .749 .233 2.70 .663 .044 1 37 pnf03b 1929 2002 74 3 0 .490 2.52 6.94 1.562 .894 .237 2.60 .471 -.081 4 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2164 81 9 .508 1.93 7.32 .922 .789 .254 3.23 .527 .004