University of Minnesota
University of Minnesota
College of Biological Sciences


BioCON : Biodiversity, Elevated CO2, and N Enrichment - Experiment 141

June aboveground 15N isotope, total N and delta 15N

Years Available: 2000 - 2012

Principle Investigators

Lee, Tali
Reich, Peter

View All Experiment and Dataset Methods

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1YearYear (YYYY)
2MonthMonth (MM)
6CountOfSpeciesCount of species planted in plotnumber
7CO2 treatmentCO2 treatmentCenriched=564ppm, Camb=ambient Carbon
8Nitrogen treatmentNitrogen treatmentNenrich=4g NH4NO3 per MeterSquared per year, Namb=Ambient Nitrogen
9delta15NRelative deviation of R from standard (per mil)dimensionless
10R (sample)Ratio of 15N to 14N isotopes in the sampledimensionless
11atom percent 15NPercentage of total N atoms that are 15Ndimensionless
12Nitrogen amount (ug)Total amount of Nitrogen in the samplemicrogram
13Sample mass (mg)Mass of the samplemilligram
14Sample percent nitrogenPercentage of sample that is nitrogendimensionless


YearMonthSpeciesRingPlotCountOfSpeciesCO2 treatmentNitrogen treatmentdelta15NR (sample)atom percent 15NNitrogen amount (ug)Sample mass (mg)Sample percent nitrogen
200006Achillea millefolium42231CambNamb2.10.00370.367191.15.5331.6
200006Achillea millefolium63391CambNamb2.030.00370.36782.45.0181.6
200006Achillea millefolium31591CenrichNamb0.620.00370.366590.45.2921.7
200006Achillea millefolium52571CenrichNamb1.060.00370.366773.54.9021.5
200006Achillea millefolium42101CambNenrich36.320.00380.3796104.95.1022.1
200006Achillea millefolium63661CambNenrich49.480.00390.3844104.95.1332.0
200006Achillea millefolium1491CenrichNenrich21.610.00380.3742104.95.2292.0
200006Achillea millefolium52761CenrichNenrich42.270.00380.381784.34.7711.8
200006Amorpha canescens42091CambNamb0.110.00370.366378.83.0732.6
200006Amorpha canescens63301CambNamb-0.460.00370.366190.72.9043.1
200006Amorpha canescens31691CenrichNamb-0.780.00370.36676.73.1582.4
200006Amorpha canescens52791CenrichNamb-0.420.00370.3661109.93.1133.5

Download dataset aele141
BioCON : Biodiversity, Elevated CO2, and N Enrichment : June aboveground 15N isotope, total N and delta 15N

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