Forest Ecosystem Monitoring Cooperative(802) 656-0683femc@uvm.eduwww.uvm.edu/femc705 Spear StreetSouth BurlingtonVermont05403United States of AmericaUnited States Department of Agriculture (USDA), Forest Service leadVermont Agency of Natural Resources Vermont Department of Forests, Parks and RecreationpartnerHistorical North American Maple ProjectHistorical North American Maple Project data converted from .wrk and .wb1 files to .csv files using LibreOffice Calc.Historical North American Maple ProjectHalmanJoshuaCookeBobregenerationsugar mapleforest healthtree healthNAMP Data 1988 to 1999 Zip1988-01-011999-12-31North American Maple Project (NAMP) data for Massachusetts, Maine, Michigan, Minnesota, New Hampshire, New York, Ohio, Pennsylvania, Vermont, and Wisconsin from 1988 to 1999.Annual measurement of sugar maple forest stands to determine tree condition, trends and possible causes of sugar maple decline, and assess the variation in within-season timing of measurements, using same plot design as in the National Forest Health Monitoring Program (NFHM).20190926200242_NAMP_88to99.zipVMC.1381.2784mySQLhttps://vmc.w3.uvm.edu/vmcdevel/CI4/data/archive/project/historicalnamp/dataset/namp-data-1988-to-1999MgMgManagement typetextRegRegRegion, state abbreviationtextD-M-YY-1ClClClusterintD-M-YY-1PlPlPlotintD-M-YY-1SpSpSpeciesintD-M-YY-1DBHDBHDiameter at breast heightintD-M-YYwholePoPoCrown positionintD-M-YYwholeViViVigorintD-M-YYwholeD1D1Damage 1intD-M-YYwholeD2D2Damage 2intD-M-YYwholeD3D3Damage 3intD-M-YYwholeDkDkDiebackintD-M-YYwholeTTTransparencyintD-M-YYwholeDiDiDiscolorationintD-M-YYwholeDwDwDwarfingintD-M-YYwholeN1N1Notes1intD-M-YYwholeN2N2Notes2intD-M-YYwholeN3N3Notes3intD-M-YYwholeN4N4Notes4intD-M-YYwhole