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

Dataset

Old-Field Chronosequence: Plant Productivity - Experiment 054


Soil nitrate and ammonium

Years Available: 1991

Principle Investigators

Tilman, David
Knops, Johannes

View All Experiment and Dataset Methods

DOMException: DOMDocument::loadXML(): Start tag expected, '<' not found in Entity, line: 1 in /swadm/var/www/www.cedarcreek.umn.edu/web/database/requests/dataset_request_handler.php:327 Stack trace: #0 [internal function]: HandleXmlError(2, 'DOMDocument::lo...', '/swadm/var/www/...', 336, Array) #1 /swadm/var/www/www.cedarcreek.umn.edu/web/database/requests/dataset_request_handler.php(336): DOMDocument->loadXML('Error from serv...') #2 /swadm/var/www/www.cedarcreek.umn.edu/web/database/requests/dataset_request_handler.php(343): XmlLoader('Error from serv...') #3 {main} Error from server at http://solr.lternet.edu:8983/solr/collection1: Unable to parse shape given formats "lat,lon", "x y" or as WKT because java.text.ParseException: Unknown Shape definition [-180.0 -90.0 180.0 90.0]

ATTRIBUTES

FieldNameDefinitionUnitCode
1OldFieldOld Field Identifier
2PlotPlot
3Sampling dateSampling date
4YearAbYearAb
5NO3 in soil (mg/kg)NO3 in soil (mg/kg)milligramsPerKilogram
6NH4 in soil (mg/kg)NH4 in soil (mg/kg)milligramsPerKilogram
 

SAMPLE DATASET

OldFieldPlotSampling dateYearAbNO3 in soil (mg/kg)NH4 in soil (mg/kg)
4191071519710.17491.37
4291071519710.38490.5871
4391071519710.16840.8672
4491071519710.17140.5923
5191071519471.04811.2529
5291071519470.15211.0843
5391071519470.14060.5908
5491071519470.14893.4357
24191071519680.28410.9129
24291071519680.05410.0789
24391071519680.0881.4289
24491071519680.07450.0549
      

Download dataset nohe054
Old-Field Chronosequence: Plant Productivity : Soil nitrate and ammonium

*Read more about EML


Report errors in data files here.