public read Forest Ecosystem Monitoring Cooperative

705 Spear StreetSouth BurlingtonVermont05403United States of America

(802) 656-0683femc@uvm.eduwww.uvm.edu/femcMeasurements of tree age, DBH, growth, basal area, and circumference on several VT mountainsForest Ecosystem Monitoring CooperativeJeffreyHughesprincipalInvestigatorWalterPolemanprincipalInvestigatorTree cores were collected along with an inventory of regeneration for tree species at and near their elevational limits on five mountains in Vermont.Tree species growing at their elevational limits: 1993Measurements of tree age, DBH, growth, basal area, and circumference on several VT mountainsVMC.7.272mySQLhttps://www.uvm.edu/femc/CI4/data/archive/project/tree-species-growing-their-elevational-limits/dataset/tree-species-growing-their-elevational-limits-11993-06-281993-07-22Date_analyzedDate AnalyzedDay of year on which data was analyzeddatetimeotherSiteSiteLocation of data collectiontextSample_numberSample NumberSample NumberintDate_collectedDate CollectedDay of year on which data was collecteddatetimeotherElevationElevationElevation at which sample was collectedintmeterreal0_5_years_ago0-5 Year Age Class0-5ya age classdecimalmeterreal6_10_years_ago6-10 Year Age Class6-10ya age classdecimalmeterreal11_15_years_ago11-15 Year Age Class11-15ya age classdecimalmeterreal16_20_years_ago16-20 Year Age Class16-20 ya age classdecimalmeterreal21_25_years_ago21-25 Year Age Class21-25 ya age classdecimalmeterreal26_30_years_ago26-30 Year Age Class26-30 ya age classdecimalmeterrealCore elevationElevationElevation at which sample was collectedintmeterrealCirumferenceCircumferenceCircumference of the sampled tree (the length of the outer perimeter of the tree)intmeterintegerdbhDBHDiamter at breast height (standard forestry measurement of tree girth)decimalmeterrealdbh-bdbh-bdbh-bdecimalmeterrealradiusRadiusDistance from the center of the tree to any point on its perimeterdecimalmeterreal0_5_ra_RG0-5 Year RG0-5 yr Radial Growthdecimalmeterreal0_5_Bala0-5 Year BAI0-5 yr Basal Area Incrementdecimalmeterreal6_10_ya_RG 6-10 Year RG6-10 yr Radial Growthdecimalmeterreal 6_10_ya_BAIb 6-10 Year BAI6-10 yr Basal Area Incrementdecimalmeterreal 11_15_ya_RG11-15 Year RG11-15 yr Radial Growthdecimalmeterreal11_15_ya_BAIc 11-15 Year BAI11-15 yr Basal Area Incrementdecimalmeterreal16_20_ya_RG16-20 Year RG16-20 yr Radial Growthdecimalmeterreal16_20_ya_BAId 16-20 Year BAI16-20 yr Basal Area Incrementdecimalmeterreal21_25_ya_RG21-25 Year RG21-25 yr Radial Growthdecimalmeterreal21_25_ya_BAIe21-25 Year BAI21-25 yr Basal Area Incrementdecimalmeterreal26_30_ya_RG26-30 Year RG26-30 yr Radial Growthdecimalmeterreal26_30_ya_BAIf 26-30 Year BAI26-30 yr Basal Area Incrementdecimalmeterreal