Name: Sorghum_Nitrogen_Rate_South_Experiment
| Observation Date | Observation Types | Observation Comment | Equipment | Material | |
|---|---|---|---|---|---|
| 2025-10-30 | Harvest | Harvested sorghum Nrate tri... | Kemper harvester / tractor / weigh container | Show | |
| 2025-05-30 | Herbicide Application | Spray herbicide on G3 Sorgh... | John Deere 7420b Tractor (14.9 R 46 back tire size), Fast 3 Point Sprayer (LTER/GLBRC) | Herbicide Roundup PowerMAX 3: 30.0 fluid ounces per acre, Herbicide Dual II Magum: 1.33 pints per acre, Herbicide Atrazine 4L: 1.0 quart per acre, Herbicide Acuron: 3.0 quarts per acre | Show |
| 2025-05-29 | Herbicide Application | Sprayed GLBRC G1, G2, G3 (a... | John Deere 7420b Tractor (14.9 R 46 back tire size), Fast 3 Point Sprayer (LTER/GLBRC) | Herbicide Interline: 40.0 fluid ounces per acre | Show |
| 2025-05-28 | Planting | Planted GLBRC Main Site G3 ... | John Deere 7330 Tractor, Planter - Harvest International | Sorghum - Iowa State HPS5500: 160000.0 seeds per acre | Show |
| 2025-05-27 | Fertilizer Application | Applied 28% liquid nitrogen... | John Deere 7420a Tractor, Fertilizer Applicator - 28% and/or Liquids (LTER Built) Six Row | Fertilizer UAN 28%: 25.0 gallons per acre | Show |
| 2025-05-12 | Herbicide Application | Sprayed Roundup Powermax 3 ... | John Deere 7420b Tractor (14.9 R 46 back tire size), Fast 3 Point Sprayer (LTER/GLBRC) | Herbicide Roundup PowerMAX 3: 43.0 ounces per acre, Ammonium sulfate (AMS): 3.4 pounds per acre | Show |
| 2025-04-11 | Fertilizer Application | Fertilized GLBRC Main Site ... | John Deere 7420b Tractor (14.9 R 46 back tire size), Gandy Orbit-Air (30' boom) | Fertilizer 0-0-60 potash fertilizer: 0.0 pounds per acre | Show |
| 2024-07-24 | Mechanical Weed Control | Flail mowed the GLBRC Bait ... | John Deere 7420a Tractor, John Deere 115 15' flail mower | Show | |
| 2024-07-18 | Herbicide Application | Applied Glyphosate (Roundup... | John Deere 6140R Tractor, Sprayer: Top Air 3 point 300 gal | AMS: 3.4 pounds per acre, Herbicide Roundup PowerMAX 3: 40.0 ounces per acre | Show |
| 2024-06-20 | Planting | Planted soybeans in the GLB... | John Deere 7420a Tractor, John Deere 1590 15' no-till drill. | Pioneer P18A73E Untreated Soybean Seed: 200000.0 seeds per acre | Show |
| 2024-06-11 | Fertilizer Application | sprayed with glystar plus @... | John Deere 6140R Tractor, Sprayer: Top Air 3 point 300 gal | GlyStar Plus: 48.0 ounces per acre, Condition: 0.0 %s per acre | Show |