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 Switchgrass nitrogen rate experiment dataset. A nitrogen and harvest timing experiment for switchgrass
Note
Experiment: | Switchgrass Nitrogen Rate Experiment |
Data available from: | January 0000 |
Dataset: | GLBRC132 |
Datatable ID: | GLBRC088-011.24 |
Repository link: | |
Related Tables: | |
Personnel: |
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Last Updated | 2020-08-24 |
Variate | Description | Units |
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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 |
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Soil Inorganic N |
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year | sample_date | treatment_n_rate_kg_ha | replicate | nitrate_mg_kg | ammonium_mg_kg | harvest_strategy | comments |
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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 |