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

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Nitrogen Addition and Dynamics of Recovery from Cessation of N Addition - Experiment 097


Small mammal abundance

Years Available: 1982 - 1985

Principle Investigators

Tilman, David

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ATTRIBUTES

FieldNameDefinitionUnitCode
1YearYear of data collection
2Sampling dateDate of collection
3Field number/letterField number/letter
4ExperimentCDR experiment number
5PlotPlot number
6NtrtNitrogen treatment1= 0.0 g/m20 ml, 2= 1.5 g/m225 ml, 3= 3.0 g/m250 ml, 4= 5.0 g/m290 ml, 5= 8.0 g/m2140 ml, 6= 14.0 g/m2250 ml, 7= 25.0 g/m2445 ml, 8= 40.0 g/m2710 ml, 9= 0.0 g/m20 ml
7NAdd(g/m2/yr)Nitrogen Added to PlotgramsPerMeterSquaredPerYear
8NtrtReceivedThe plot received nitrogen treatment this year1=yes, 0=no
9SpeciesSpecies scientific name
10Sex code (1 = Male, 2 = Female)Sex code (1 = Male, 2 = Female)1 = Male, 2 = Female
11Total length (mm)Total length of mammal (mm)millimeter
12Tail length (mm)Tail length of mammal (mm)millimeter
13Right hindfoot length (mm)Right hindfoot length of mammal (mm)millimeter
14Right ear length (mm)Right ear length of mammal (mm)millimeter
15Species Biomass (g/m2)Biomass of sample speciesgramsPerSquareMeter
16Age (1 = juvenile, 2 = adult)Age of mammal (1 = juvenile, 2 = adult)1 = juvenile, 2 = adult
17Reproductive conditionReproductive condition code: 1 = juvenile, 2 = scrotal, 3 = pregnant, 4 = lactating, 5 = adult (but not 2-4)1 = juvenile, 2 = scrotal, 3 = pregnant, 4 = lactating, 5 = adult (but not 2-4)
 

SAMPLE DATASET

YearSampling dateField number/letterExperiment numberPlot numberNtrtNAdd(g/m2/yr)NtrtReceivedSpecies NameSex code (1 = Male, 2 = Female)Total length (mm)Tail length (mm)Right hindfoot length (mm)Right ear length (mm)Species Biomass (g)Age (1 = juvenile, 2 = adult)Reproductive condition
1982820930A9715161PEROMYSCUS LEUCOPUS21285271114
1982820919A9784101PEROMYSCUS LEUCOPUS212650171315
1982820930A9784101PEROMYSCUS LEUCOPUS11244818615
1982820921A97117501MICROTUS PENNSYLVANICUS2126331720232
1982820930A97117501MICROTUS PENNSYLVANICUS1150381993722
1982821002A9712101PEROMYSCUS LEUCOPUS1144592113162
1982821003A9713361PEROMYSCUS LEUCOPUS113054191013
1982820930A97264101MICROTUS PENNSYLVANICUS1142401811312
1982820921A97275161MICROTUS PENNSYLVANICUS11604117104322
1982820930A97275161PEROMYSCUS LEUCOPUS216058152424
1982820919A97318801ZAPUS HUDSONIUS220812327102325
1982820921A97336281MICROTUS PENNSYLVANICUS11523818103922
                 

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Nitrogen Addition and Dynamics of Recovery from Cessation of N Addition: Small mammal abundance

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