public read Forest Ecosystem Monitoring Cooperative

705 Spear StreetSouth BurlingtonVermont05403United States of America

(802) 656-0683femc@uvm.eduwww.uvm.edu/femcNitrate and ammonium concentration and rates, soil C and N measurements, other soil and landscape metrics including pH, and basal area of common tree species.Forest Ecosystem Monitoring CooperativeJohnCampbellcontentProviderNancyBurtcontentProviderJamieShanleycontentProviderHalBellcontentProviderScottBaileycontentProviderDonaldRossprincipalInvestigatorBeverleyWemplecontentProviderKathleenDonnacontentProviderGregLawrencecontentProviderExamine the link between soil nitrification and stream nitrate export.Soil nitrification rates and associated soil and landscape metricsNitrate and ammonium concentration and rates, soil C and N measurements, other soil and landscape metrics including pH, and basal area of common tree species.VMC.163.321mySQL/femc/data/archive/project/soil-nitrification-stream-export/dataset/soil-nitrification-rates-landscape-metrics2002-10-012004-09-30wsWatershed NameThe name of the watershedtextSiteWatershed SiteThe site within the watershedtextwatershedWatershed ID NumberWatershed ID numberintidSample Point IDUnique number for each sampling point (except Sleepers and Buck)decimalzeroNO3Field Nitrate ConcentrationNitrate concentration in the fielddecimalmeterrationaloneNO3Nitrate Concentration After 20 HoursNitrate concentration after about 20 hdecimalmeterrationalnitrNet Nitrification RateNet nitrification ratedecimalmeterrationalzeroNH4Field Ammonium ConcentrationAmmonium concentration in the fielddecimalmeterrationaloneNH4Ammonium Concentration after 20 HoursAmmonium concentration after about 20 hdecimalmeterrationalammoAmmonification RateAmmonification ratedecimalmeterrationalsumNitrification and Ammonification Rate SumSum of the nitrification and ammonification ratesdecimalmeterrationalnitrNNitrification Rate Per kg NNitrification rate per kg NdecimalmeterrationalnitrCNitrification Rate Per kg CNitrification rate per kg CdecimalmeterrationalfnitrNitrate Fraction of Inorganic N After 20 HoursFraction of inorganic N that is nitrate, after about 20 hFdecimalmeterrationalCTotal Soil CTotal soil CdecimalmeterrationalNTotal Soil NTotal soil NdecimalmeterrationalCNC / NCarbon-to-nitrogen ratiodecimalmeterrationaltenmLwtSoil Dry WeightDry weight of 10 mL of soil (volume used in extraction), surrogate for bulk densitydecimalmeterrationalPwMoisture ContentWeight of water / dry weight of soil; unit is percent decimalmeterrationalwetnessSoil WetnessSoil wetness calculated from regression with C and moisturedecimalmeternaturalHTotal Soil HydrogenTotal soil H (run on defunct CHN analyzer)decimalmeterrationalpHwField-Moist Soil pH (Water)pH of field-moist soil in water (2:1 V:V)decimalmeterrationalpHsField-Most Soil pH (CaCl2)pH of field-moist soil in 1 mmol/L CaCl2 (2:1 V:V)decimalmeterrealOiOeOi+Oe Horizon DepthDepth of the Oi + Oe layerdecimalmeterrationalOaOa or A Horizon DepthjDepth of the Oa or A horizon (horizon sampled)decimalmeterrationalforfloorOiOe and Oa SumSum of OiOe and OadecimalmeterrationalEE Horizon PresentPresence or absence of E horizon, Y = 1, N = 0intCodeMeaning0No E horizon is absent1Yes E horizon is presentlslopeLocal SlopeLocal slope at sampling site (24")decimalmeterrationalSouthnessSouthnessSouthness of site calculated from compass bearing of slope, cos (180 + degrees)decimalmeterrationalGIS_slopeGIS-Derived Slope10 m (?) slope calculated from DEM, unit?decimalmeterrationalSlopeClinometer-Measured Slope10 m slope measured with a clinometer,decimalmeterrational0180Topo_indexTopographical IndexTopographical index calculated from DEMdecimalmeternaturalElevationElevation from DEMElevation from DEMdecimalmeterrational-110008850SM_baSugar Maple Basal AreaSugar maple basal areadecimalmeterrationalYB_baYellow Birch Basal Areayellow birch basal areadecimalmeternaturalBE_baAmerican Beech Basal AreaAmerican beech basal areadecimalmeternaturalBF_baBalsam Fir Basal AreaBalsam fir basal areadecimalmeternaturalPBI_baPaper Birch Basal AreaPaper birch basal areadecimalmeternaturalM_baMountain Maple Basal AreaMountain maple basal areadecimalmeternaturalSTM_baStriped Maple Basal AreaStriped maple basal areadecimalmeternaturalRS_baRed Spruce Basal AreaRed spruce basal areadecimalmeternaturalWA_baWhite Ash Basal AreaWhite ash basal area (includes 1 mountain ash from Brush D)decimalmeternaturalBA_baBasswood Basal AreaBasswood basal areadecimalmeternaturalH_baHemlock Basal AreaHemlock basal areadecimalmeternaturalTotal_baAll Species Basal AreaSum of basal area of all speciesdecimalmeternaturalConifer_baConifer Basal AreaSum of basal area of red spruce, balsam fir and hemlockdecimalmeternaturalCon_domConifer Share of Basal AreaPercentage of total basal area comprised of conifersdecimalmeternaturalSM_domSugar Maple Share of Basal AreaPercentage of total basal area comprised of sugar mapledecimalmeternaturalYB_domYellow Birch Share of Basal AreaPercentage of total basal area comprised of yellow birchdecimalmeternaturalBE_domAmerican Beech Share of Basal AreaPercentage of total basal area comprised of American beechdecimalmeternaturalSM_denSugar Maple DensitySugar maple densitydecimalmeternaturalYB_denYellow Birch DensityYellow birch densitydecimalmeternaturalBE_denAmerican Beech DensityAmerican beech densitydecimalmeternaturalRS_denRed Spruce DensityRed spruce densitydecimalmeternaturalConifer_denConifer DensityRed spruce + balsam fir + hemlockdecimalmeternaturalCaCalcium Concentration (Extractable)Extractable concentration of calcium, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalAlAluminum Concentration (Extractable)Extractable concentration of aluminum, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalFeIron Concentration (Extractable)Extractable concentration of iron, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalMnManganese Concentration (Extractable)Extractable concentration of manganese, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalKPotassium Concentration (Extractable)Extractable concentration of potassium, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalMgMagnesium Concentration (Extractable)Extractable concentration of magnesium, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalNaSodium Concentration (Extractable)Extractable concentration of sodium, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalSSulfur Concentration (Extractable)Extractable concentration of sulfur, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalBBoron Concentration (Extractable)Extractable concentration of boron, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalCuCopper Concentration (Extractable)Extractable concentration of copper, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalZnZinc Concentration (Extractable)Extractable concentration of zinc, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalPPhosphorus Concentration (Extractable)Extractable concentration of phosphorus, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternaturalMoMolybdenum Concentration (Extractable)Extractable concentration of molybdenum, extracted with NH4-acetate (1.25 mol/L acetate) at pH 4.8, mmol/kgdecimalmeternatural