public read Tree-level summary statistics of nitrogen content and resorptionForest Ecosystem Monitoring Cooperative
705 Spear StreetSouth BurlingtonVermont05403United States of America
(802) 656-0683femc@uvm.eduwww.uvm.edu/femcMeasurement of nitrogen in live leaves and leaf litters, calculation of nitrogen reabsorption Forest Ecosystem Monitoring CooperativeFoliar Nitrogen Variability and Resorption During Autumn Leaf Senescence in Sugar MapleTimScherbatskoycontentProviderEvelineLeonprincipalInvestigatorMeasure foliar nitrogen of sugar maple to determine relationships between leaf nitrogen content and resorption efficiency during autumn leaf senescence. To examine the variability in resorption efficiency among and within sugar maple trees. To establish a baseline for long-term nutrient cycling research. To examine the variability in resorption efficiency and foliar N content among and within sugar maple trees. To determine the relationship between resorption efficiency and foliar N content.Tree-level summary statistics of nitrogen content and resorptionMeasurement of nitrogen in live leaves and leaf litters, calculation of nitrogen reabsorption VMC.15.290mySQLhttps://www.uvm.edu/femc/CI4/data/archive/project/foliar-nitrogen-variability-resorption-during-autumn/dataset/tree-level-summary-statistics-nitrogen-content1993-09-091995-05-01Tree_numberTree #Number of the tree sampledintGreenFoliarN_ug_cm2Green Foliar NNitrogen from live leaf samplesdecimalmeterrealGreenFoliarN_ug_cm2_SEGreen Foliar N SoutheastNitrogen from live leaf samples in the SoutheastdecimalmeterrealGreenFoliarN_pctdrywtGreen Foliar N WeightNitrogen from live leaf sample measured by the percent of dry weightdecimalmeterrealGreenFoliarN_pctdrywt_SEGreen Foliar N WeightNitrogen from live leaf sample measured by the percent of dry weight (southeast)decimalmeterrealLitterN_ug_cm2Leaf litter NNitrogen from leaf litter samplesdecimalmeterrealLitterN_ug_cm2_SELeaf litter N SENitrogen from leaf litter samples (southeast)decimalmeterrealResorption_pctPercent ResorptionPercent nitrogen resorbed is calculated as 100* (maximum N mass/leaf area)-(leaf litter N mass/ leaf area)decimalmeterreal0100Resorption_pct_SEPercent Resorption SEPercent nitrogen resorbed is calculated as 100* (maximum N mass/leaf area)-(leaf litter N mass/ leaf area) (southeast)decimalmeterreal0100