Activity Report — GLBRC Biofuel Cropping System Experiment
Data in the KBS GLBRC core database may not be published without written permission of the lead investigator or project director Full terms of use
This tables lists the activities and equipment used on replicate 1 of the GLBRC BCSE (Biofuel Cropping System Experiment). This table only lists one replicate since most activities are the same between replicates.
This datatable is part of the GLBRC Experiment dataset.
Baseline and general data for the GLBRC Experiments.
Note
| Experiment: | GLBRC Biofuel Cropping System Experiment |
| Data available from: | April 2008 to November 2019 |
| Dataset: | GLBRC083 |
| Datatable ID: | GLBRC083-003.101 |
| Repository link: | |
| Related Tables: |
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| Personnel: |
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| Last Updated | 2023-10-24 |
| Variate | Description | Units |
|---|---|---|
| obs date | observation date | |
| site | study site | |
| treatment | experimental treatment | |
| observation type | type of activity performed | |
| equipment | equipment used | |
| comment | more information about activity | |
| id | observation id |
| Protocols |
|---|
Data Excerpt
| obs_date | site | treatment | observation_type | equipment | comment | id |
|---|---|---|---|---|---|---|
| 2025-07-02 | KBS | G1 | Herbicide Application | {"Fast 3 Point Sprayer (LTER/GLBRC)","John Deere 7420a Tractor","Sprayer: Fimco Industries 12volt 15 gallon Spot/ Hand Sprayer","John Deere Gator 620i LTER"} | Sprayed LTER Lysimeter Field, GLBRC G2 Soybeans, & G1 Corn (perimeter of plots) with Roundup PowerMax 3 at 30 oz/A. REI of Roundup PowerMax 3 is four hours. Spraying began at 2:45 pm and concluded at 4:05 pm. Safe reentry on Wednesday July 2nd at 8:05 pm. | 6669 |
| 2025-07-02 | KBS | G2 | Herbicide Application | {"John Deere 7420a Tractor","John Deere Gator 620i LTER","Fast 3 Point Sprayer (LTER/GLBRC)","Sprayer: Fimco Industries 12volt 15 gallon Spot/ Hand Sprayer"} | Sprayed LTER Lysimeter Field, GLBRC G2 Soybeans, & G1 Corn (perimeter of plots) with Roundup PowerMax 3 at 30 oz/A. REI of Roundup PowerMax 3 is four hours. Spraying began at 2:45 pm and concluded at 4:05 pm. Safe reentry on Wednesday July 2nd at 8:05 pm. | 6669 |
| 2025-06-17 | KBS | G1 | Fertilizer Application | {"28% (LTER Built) Six Row Fertilizer Applicator","John Deere 7420b Tractor (14.9 R 46 back tire size)"} | Fertilized GLBRC Main Site G1 plots corn with 28% nitrogen. G1 corn was fertilized with 50 gallons of 28% per acre supplying 150 lbs of nitrogen. One rep 6 plot with corn was fertilized with 50 gallon per acre of 28% as well. This accounts for a total of 180 lbs N/A for the growing season including the 30 lbs N/A applied as starter. Application began at 10:30 am and concluded at 11:30 am. Weather at 11:00 a.m was 79.7°F, with 8.19 mph wind out of the Southwest, 71.6 % relative humidity and mostly sunny. | 6639 |
| 2025-05-30 | KBS | G3 | Herbicide Application | {"Fast 3 Point Sprayer (LTER/GLBRC)","John Deere 7420b Tractor (14.9 R 46 back tire size)"} | Spray herbicide on G3 Sorghum plots (reps 4, 1, 2, 3, 5) and GLBRC Sorghum N-Rate South. And LTER lysimeter field, (only where corn is planted) and GLBRC G1 Corn Tank mix of Roundup PowerMax 3 at 30 oz/A, Dual II Magnum at 1.33 pt/A and Atrazine 4L at 1 qt/A applied to sorghum per-emergence. Tank mix of Roundup PowerMax 3 at 30 oz/A, Dual II Magnum at 1.33 pt/A and Acuron at 3 qt/A applied post-emergence to corn. This was done in two separate mixes, no acuron was applied to sorghum. For weather data see attached. | 6619 |
| 2025-05-29 | KBS | G1 | Herbicide Application | {"John Deere 7420b Tractor (14.9 R 46 back tire size)","Fast 3 Point Sprayer (LTER/GLBRC)"} | Sprayed GLBRC G1, G2, G3 (all reps), and Sorghum N-Rate South, and LTER Lysimeter field with Interline (generic liberty) at 40 fl oz/A. REI is 12 hours, spraying concluded at 5:15 pm on 5/29/25. Safe re-entry on 5/30/25 at 5:15am. Interline was applied to control glyphosate resistant marestail. Application was done post plant on sorghum (G3 and Sorghum N-Rate South) and done post emergence on corn (G1 and lysimeter field), also done pre-plant on soybeans (G2). See attached spray report for weather conditions. | 6616 |