| 2010-04-20 |
Herbicide Application |
Sprayed LTER Main Treatment T1, all replications (reps R1, R5, R4, R2, R3, and R6), for post emergence annual grass and broadleaf weed control in winter wheat. Plots sprayed with OSPREY herbicide at 4.75 oz/A, Preference non-ionic surfactant and anti-foaming agent at 2 qt/100 gal carrier, and Ammonium Sulfate (AMS) at 3 lbs/A. Time of application was 10 a.m. to 12:00 noon. Weather conditions were sunny, temperature was 54F to 59F at end, 50-35% relative humidity, winds out of south by southwest at 3-5 mph with 10 minute average of 2 mph. Equipment used: JD 5220 tractor traveling 4.6 mph (gear C1, 1450 rpm) with a pull type Top Air Sprayer equipped with a a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier. |
| 2010-04-14 |
Herbicide Application |
Sprayed LTER Main Site Fertility Gradient (N-rate) Study, including irrigated and dry-land areas, all replications, for post emergence weed control in winter wheat. Plots sprayed with Affinity BroadSpec herbicide at 1.0 oz/A, 2,4-D LV4 herbicide at 12 oz/A and Preference non-ionic surfactant and anti-foaming agent at 0.125% v/v (1 pt/100 gal carrier). Time of application was 3:00-5:00 p.m. Weather conditions were sunny, temperature was 53°F at start and 61°F at end, 39% relative humidity, winds out of southeast at 6-10 mph with 10 minute average of 8 mph. Equipment used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier. |
| 2010-04-14 |
Herbicide Application |
Sprayed LTER Main Site Lysimeter Area, for post emergence weed control in winter wheat. Plots sprayed with Affinity BroadSpec herbicide at 1.0 oz/A, 2,4-D LV4 herbicide at 12 oz/A and Preference non-ionic surfactant and anti-foaming agent at 0.125% v/v (1 pt/100 gal carrier). Time of application was 3:00-5:00 p.m. Weather conditions were sunny, temperature was 53°F at start and 61°F at end, 39% relative humidity, winds out of southeast at 6-10 mph with 10 minute average of 8 mph. Equipment used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier. |
| 2010-04-12 |
Herbicide Application |
Sprayed LTER Main Site Treatment T2 all replications for post emergence weed control in winter wheat. Plots sprayed with Affinity BroadSpec herbicide at 1.0 oz/A, 2,4-D LV4 herbicide at 12 oz/A and Preference non-ionic surfactant and anti-foaming agent at 0.125% v/v (1 pt/100 gal carrier). Time of application was 3:00-5:00 p.m. Weather conditions were cloudy, temperature was 63F, 26% relative humidity, winds out of southeast at 7-10 mph. Equipment used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier. |
| 2010-04-14 |
Herbicide Application |
Sprayed LTER Main Site Treatment T1 all replications, for post emergence weed control in winter wheat. Plots sprayed with Affinity BroadSpec herbicide at 0.8 oz/A, 2,4-D LV4 herbicide at 12 oz/A and Preference non-ionic surfactant and anti-foaming agent at 0.125% v/v (1 pt/100 gal carrier). Time of application was 5:00-7:00 p.m. Weather conditions were sunny, temperature was 71°F at start and 72°F at end, 32/33% relative humidity, winds out of southeast at 7-10 mph with 10 minute average of 8 mph. Equipment used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier. |
| 2013-04-29 |
Herbicide Application |
Sprayed LTER Main Site Treatment T1 all replications (5, 1, 4, 2, 3, 6), for post emergence weed control in winter wheat. Rep 6 in the last half a swath on the west side of the plot the pump quit working on the sprayer. That section was sprayed on May 1, 2013. Plots sprayed with a tank mix of Anti-Foaming agent at 1oz/100 gal of carrier, Ammonium Sulfate at 2lbs/A, Osprey Herbicide at 4.75oz/A, Affinity BroadSpec herbicide at 0.8 oz/A, and Preference non-ionic surfactant at 0.25% v/v (1 qt/100 gal carrier). Time of application was 12:30 - 2:30 p.m. Weather conditions were sunny, temperature was 64°F at start and 72°F at end, winds out of the southwest at 2-10 mph with 10 minute average of 4 mph. Equipment used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Nozzles were Turbo Teejet 11003 flat fans spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier.
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| 2013-05-01 |
Herbicide Application |
Sprayed LTER Main Site T3 plots all replications (6, 1, 3, 2, 4, 5), for post emergence weed control in winter wheat. Plots sprayed with Affinity BroadSpec herbicide at 1 oz/A and Preference non-ionic surfactant at .25% v/v (1 qt/100 gal carrier). Time of application was 3:00 - 5:15 pm. Weather conditions were sunny, temperature was 81 Degrees ferinheight, 37% relative humidity, winds out of southeast at 2-10 mph with 10 minute average of 5 mph. Equipment used: JD 5220 tractor traveling 4.8 mph (gear C1, 1550 rpm) with a pull type Top Air Sprayer equipped with a a hydraulic centrifugal sprayer pump and a John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20-30 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier. |
| 2010-04-30 |
Herbicide Application |
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| 2013-06-27 |
Herbicide Application |
Sprayed Corn with Status and Roundup |
| 2017-07-19 |
Herbicide Application |
Sprayed GLBRC G3 and bait crop soybeans with First Rate and Roundup Powermax. First Rate was applied at .3 ounces/A, Roundup Powermax was applied at 32 oz/A, Ammonium Sulfate (sprayable, CAS #7783-20-2) was applied at 17 lbs/100 gallons of carrier and Non Ionic Surfactant was applied at 1 qt/100 gallons of carrier. Weather conditions: At the start 12:50 p.m. sunny 84 degrees F, humidity was 68 % with 3-5 mph west winds. End of application 3:12 p.m. sunny, 87 degrees F, humidity 63 %, with 5-6 mph west winds. |