Fertilizer Applications by Year and Treatment
Data in the KBS LTER core database may not be published without written permission of the lead investigator or project director Full terms of use
This is a description of the fertilizer applied to all replicates at the GLBRC Intensive Site.
This datatable is part of the Agronomic Log Queries – GLBRC Biofuel Cropping System Experiment dataset. It dataset contains specific queries of agronomic activities carried out on the GLBRC Switchgrass Nitrogen-rate/Harvest Experiment, prepared from the Agronomic Log. The Agronomic Log contains all agromonic activities for multiple experiments. Contact the GLBRC Sustainability Information Manager if you need additional information from the aglog.
Note
| Experiment: | GLBRC Biofuel Cropping System Experiment |
| Data available from: | May 2008 to July 2017 |
| Dataset: | KBS113 |
| Datatable ID: | GLBRC083-002.13 |
| Related Tables: | |
| Personnel: |
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| Last Updated | 2019-09-25 |
| Variate | Description | Units |
|---|---|---|
| obs date | observation date | |
| site | site location | |
| treatment | experimental treatment | |
| plot | experimental plot | |
| material | material applied | |
| rate kg ha | rate at which the material was applied | kg/ha |
| n rate kg ha | rate of nitrogen application | kg/ha |
| p rate kg ha | rate of phosphorus application | kg/ha |
| k rate kg ha | rate of potassium application | kg/ha |
| comment | aglog observation comment |
Data Excerpt
| obs_date | site | treatment | plot | material | rate_kg_ha | n_rate_kg_ha | p_rate_kg_ha | k_rate_kg_ha | comment |
|---|---|---|---|---|---|---|---|---|---|
| 2019-08-29 | UW | G1 | G1R1-UW | 0-0-60 | 337.0 | 0.0 | 0.0 | 202.0 | Applied 0-0-60 at the rate of 300 lbs/ac to 111. |
| 2019-06-05 | KBS | G1 | G1R4 | 28% UAN (28-0-0) | 611.0 | 171.0 | 0.0 | 0.0 | Fertilized corn in GLBRC Main Site treatments G1, GLBRC bait crop corn, CE 1, CE2, and corn in lysimeter field. Knifed in 51 gallons/A of 28% liquid fertilizer. 28% fertilizer weighs 10.67 lbs per gallon so this equals about 152 lbs of actual N/A. Knifed on 30 inch centers 6-8 inches deep. 51 gallons was applied because no starter fertilizer was applied at planting. Side dressing was done earlier to prevent and deficiency of N. |
| 2019-06-05 | KBS | G1 | G1R1 | 28% UAN (28-0-0) | 611.0 | 171.0 | 0.0 | 0.0 | Fertilized corn in GLBRC Main Site treatments G1, GLBRC bait crop corn, CE 1, CE2, and corn in lysimeter field. Knifed in 51 gallons/A of 28% liquid fertilizer. 28% fertilizer weighs 10.67 lbs per gallon so this equals about 152 lbs of actual N/A. Knifed on 30 inch centers 6-8 inches deep. 51 gallons was applied because no starter fertilizer was applied at planting. Side dressing was done earlier to prevent and deficiency of N. |
| 2019-06-05 | KBS | G1 | G1R2 | 28% UAN (28-0-0) | 611.0 | 171.0 | 0.0 | 0.0 | Fertilized corn in GLBRC Main Site treatments G1, GLBRC bait crop corn, CE 1, CE2, and corn in lysimeter field. Knifed in 51 gallons/A of 28% liquid fertilizer. 28% fertilizer weighs 10.67 lbs per gallon so this equals about 152 lbs of actual N/A. Knifed on 30 inch centers 6-8 inches deep. 51 gallons was applied because no starter fertilizer was applied at planting. Side dressing was done earlier to prevent and deficiency of N. |
| 2019-06-05 | KBS | G1 | G1R3 | 28% UAN (28-0-0) | 611.0 | 171.0 | 0.0 | 0.0 | Fertilized corn in GLBRC Main Site treatments G1, GLBRC bait crop corn, CE 1, CE2, and corn in lysimeter field. Knifed in 51 gallons/A of 28% liquid fertilizer. 28% fertilizer weighs 10.67 lbs per gallon so this equals about 152 lbs of actual N/A. Knifed on 30 inch centers 6-8 inches deep. 51 gallons was applied because no starter fertilizer was applied at planting. Side dressing was done earlier to prevent and deficiency of N. |