GLBRC Sustainability Data Catalog

Soil Inorganic Nitrogen- Switchgrass Nitrogen/Harvest Experiment

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Soil extractable nitrogen from the Switchgrass Nitrogen/Harvest Experiment.

This datatable is part of the GLBRC soil properties dataset. Soil measurements from GLBRC experiments.

Note

Experiment: Switchgrass Nitrogen Rate Experiment
Data available from: June 2009 to November 2010
Dataset: GLBRC088
Datatable ID: GLBRC088-011.90
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Last Updated 2017-06-22
Variate Description Units
year year of the growing season
sample date date soil was collected
treatment n rate kg ha experimental treatment - nitrogen application rate kg/ha
replicate replicate block nested within treatment
nitrate mg kg soil extractable nitrate plus nitrite, as N, average of analytical replicates, screened for outliers and corrected for soil moisture mg/kg
ammonium mg kg soil extractable ammonium, as N, average of analytical replicates, screened for outliers and corrected for soil moisture mg/kg
harvest strategy How many times is the crop harvested per year?
comments notes specific to the data row
Protocols
Soil Inorganic N

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Data Excerpt

year sample_date treatment_n_rate_kg_ha replicate nitrate_mg_kg ammonium_mg_kg harvest_strategy comments
2009.0 2009-06-20 84 4 9.85 9.43 1 harvest per year
2009.0 2009-06-23 84 4 29.51 12.54 1 harvest per year
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