University of Minnesota
University of Minnesota
College of Biological Sciences
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Components of Plant Competition Along an Experimental Gradient of Nitrogen Availability - Experiment 053


Soil nitrate and ammonium

Years Available: 1988

Principle Investigators

Wilson, Scott
Tilman, David

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ATTRIBUTES

FieldNameDefinitionUnitCode
1Field number/letterField number/letter
2Experiment numberExperiment number
3Plot numberPlot number
3Cell numberCell number
5Nitrogen TreatmentAnnual Nitrogen addition (g/m2/yr)1=0.0 g/m2/yr, 2=5.4 g/m2/yr, 3=17 g/m2/yr
6Competition TreatmentCompetition Treatment
7Sampling dateSampling date
8Species Taxon codeSpecies Taxon code100=Agropyron repens, 103=Schizachyrium scoparium, 117=Poa pratensis
9NH4 in soil (mg/kg)NH4 in soil (mg/kg)milligramsPerKilogram
10NO3 in soil (mg/kg)NO3 in soil (mg/kg)milligramsPerKilogram
11NH4 NO3 in soil (mg/kg)NH4 NO3 in soil (mg/kg)milligramsPerKilogram
 

SAMPLE DATASET

Field number/letterExperiment numberPlot numberCell numberNitrogen TreatmentCompetition TreatmentSampling dateSpecies Taxon codeNH4 in soil (mg/kg)NO3 in soil (mg/kg)NH4 + NO3 in soil (mg/kg)
E53112C8812161175.511.5677.073
E53122A88121610315.54.58820.09
E53142T88121610014.27.91722.09
E53152T8812161032710.53237.5
E53162C8812161037.921.4269.342
E53182A88121610012.51.48613.98
E531142C8812161003.770.8624.627
E531172A8812161173.0603.057
E531192T88121611710.711.88422.57
E53311C8812161173.940.214.149
E53321A8812161032.3802.382
E53341T88121610016.26.50522.68
           

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Components of Plant Competition Along an Experimental Gradient of Nitrogen Availability : Soil nitrate and ammonium

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