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: | GLBRC088-011.20 |
| Repository link: | |
| Related Tables: | |
| Personnel: |
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| Last Updated | 2020-08-24 |
| 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 |
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| Soil Inorganic N |
GLBRC data is not yet publicly available.
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| 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 |