University of Minnesota
University of Minnesota
College of Biological Sciences
http://www.cbs.umn.edu/

Dataset

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Interactive Effects of Fertility and Distribution on Plant Community Diversity and Structure - Experiment 052


Root biomass data

Years Available: 1988 - 1994

Principle Investigators

Wilson, Scott
Tilman, David

View All Experiment and Dataset Methods

Environmental Data Initiative data package

EDI Package ID DOI
knb-lter-cdr.161.8
doi:10.6073/pasta/ac992660a4e821907033995a0e232f60

ATTRIBUTES

FieldNameDefinitionUnitCode
1ExperimentExperiment number
2FieldField designator
3YearYear of sampling
4MonthMonth of sampling
5DayDay of sampling
6PlotPlot
7Nitrogen TreatmentNitrogen fertilizer treatment applied twice per year1=0.0 g/m2, 3=3.0 g/m2, 6=14.0 g/m2, 7=25.0 g/m2 1=0.0 g/m2, 7=25.0 g/m2
8Ammonium Nitrate(34-0-0) addition(g/m2/yr)Total annual fertilizer addition gramsPerMeterSquaredPerYear
9Annual Nitrogen addition (g/m2/yr)(Fertilizer 0.34%N) x (Nitrogen Treatment(g/m2)) x (2 times/year)gramsPerMeterSquaredPerYear
10Soil Disturbance TreatmentSoil Disturbance Treatment1=undisturbed, 2=1 pass rear-tined rototiller set to till to a depth of 9 inches, 3=2 passes or number required to produce about 50% bare ground, 4=3 passes or number required to produce 100% bare ground.
11Root biomass (g/m2)Root biomass from 0-10cm depth (g/m2)gramsPerSquareMeter
 

SAMPLE DATASET

ExperimentFieldYearMonthDayPlotNitrogen TreatmentAmmonium Nitrate(34-0-0) addition(g/m2/yr)Annual Nitrogen addition (g/m2/yr)Soil Disturbance TreatmentRoot biomass (g/m2)
52B198881775017.04137.47
52B198888975017.01109.47
52B198886275017.01155.30
52B198883375017.0178.92
52B198881362.02231.67
52B1988840362.0473.83
52B1988846100.01119.65
52B1988818100.01193.48
52B198886375017.01160.39
52B1988847362.0453.46
52B198889075017.0468.74
52B19888275017.04145.11
           

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Interactive Effects of Fertility and Distribution on Plant Community Diversity and Structure: Root biomass data

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