| 2004-04-15 |
Herbicide Application |
Sprayed the winter wheat on the main site treatment 1 all replications (reps 6, 3, 2, 4, 5, & 1) for weeds.
Purpose of Application: Control of annual broadleaves.
Harmony Extra (thifensulfuron methyl + tribenuron methyl) was applied at 0.5 oz/A, (35 g/ha) and NIS surfactant was applied at 0.25%. A total of 7.5 oz of Harmony Extra and 0.75 gal of surfactant were applied on 14.82 acres (6 hectares).
Weather Conditions: Sunny with air temperature ranging from 67-72 degrees F. Relative Humidity was ranging from 25%-35%. Wind was out of the west at 0-8 mph's averaging 4 mph's.
Time of application was between 5:30 p.m. and 7:15 p.m.
Equipment Used: JD 5220 tractor traveling 5.5 mph (gear C1, 1700 rpm's) with a pull type Top Air sprayer equipped with 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. 30 psi was used. Water applied at 20 gals/A, (187L/ha), was used as the carrier.
Sprayed postemergence. Weeds prevalent: Shepherd's-purse (Capsella bursa-pastoris), ranging in height from cotyledon - 3 inches tall, average height 1.5 inches, common chickweed (Stellaria media), ranging in height from cotyledon - 5 inches long, average length 2 inches, henbit (Lamium amplexicaule), ranging in height from cotyledon - 3 inches tall, average height 1 inches. |
| 2004-05-06 |
Herbicide Application |
Sprayed the winter wheat on the main site lysimeter field for weeds.
Purpose of Application: Control of annual broadleaves.
Harmony Extra (thifensulfuron methyl + tribenuron methyl) was applied at 0.5 oz/A, (35 g/ha) and NIS surfactant was applied at 0.25%. A total of 3.5 oz of Harmony Extra and 1 qt of surfactant were applied on 6.3 acres of the field (2.55 hectares).
The entire field was not sprayed with Harmony Extra. The field area sprayed was from the weather tower towards the west. From the weather tower towards the east was sprayed with 2,4-D on April 30, 2004.
Weather Conditions: Mostly cloudy with air temperature 76 degrees F. Relative Humidity was 58%. Wind was out of the west at 0-5 mph averaging 2 mph.
Time of application was between 1:15 p.m. and 1:45 p.m.
Equipment Used: JD 5220 tractor traveling 5.0-6.0 mph (gear C1, 1600-1800 rpm) with a pull type Top Air sprayer equipped with 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. 25-35 psi was used.
Water applied at 20 gals/A, (187L/ha), was used as the carrier.
Sprayed postemergence. Weeds prevalent: Shepherd's-purse (Capsella bursa-pastoris), common chickweed (Stellaria media), henbit (Lamium amplexicaule) and dandelion (Taraxacum officinale). |
| 2004-04-15 |
Herbicide Application |
Sprayed the winter wheat on the main site treatment T8nt all replications (reps 2, 1, 3, & 4,) for weeds.
Purpose of Application: Control of annual broadleaves. Sprayed postemergence.
Harmony Extra (thifensulfuron methyl + tribenuron methyl) was applied at 0.5 oz/A, (35 g/ha) and NIS surfactant was applied at 0.25%. I sprayed this after spraying treatment 1 on the main site. After spraying treatment 1 I had around 10-15 gals of material remaining in the sprayer tank, so I used it to spray treatment NT8.
Weather Conditions: Sunny with air temperature 67 degrees F. Relative Humidity was 35%. Wind was out of the west at 0-4 mph's averaging 2 mph's.
Time of application was between 7:15 p.m. and 7:30 p.m.
Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm's) with a pull type Top Air sprayer equipped with 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. 30 psi was used.
Water applied at 20 gals/A, (187L/ha), was used as the carrier.
Weeds prevalent: Various |
| 2004-04-10 |
Herbicide Application |
Sprayed the winter wheat on the main site treatment 2 all replications (reps 6, 1, 2, 3, 5, & 4) for weeds.
Purpose of Application: Control of annual broadleaves.
Harmony Extra (thifensulfuron methyl + tribenuron methyl) was applied at 0.5 oz/A, (35 g/ha) and NIS surfactant was applied at 0.25%. A total of 7.5 oz of Harmony Extra and 0.75 gal of surfactant were applied on 14.82 acres (6 hectares).
Weather Conditions: Mostly cloudy with air temperature ranging from 48-50 degrees F. Relative Humidity was 45%. Wind was out of the west at 0-8 mph's averaging 3 mph's.
Time of application was between 4:00 p.m. and 5:30 p.m.
Equipment Used: JD 5220 tractor traveling 5.0 mph (gear C1, 1600 rpm's) with a pull type Top Air sprayer equipped with 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. 25 psi was used.
Water applied at 20 gals/A, (187L/ha), was used as the carrier.
Sprayed postemergance. Weeds prevalent: Shepherd's-purse (Capsella bursa-pastoris), ranging in height from cotyledon - 4 inches tall, average height 2 inches, common chickweed (Stellaria media), ranging in height from cotyledon - 8 inches long, average length 3 inches, henbit (Lamium amplexicaule), ranging in height from cotyledon - 4 inches tall, average height 2 inches. |
| 2013-04-22 |
Herbicide Application |
Sprayed LTER Main Site Treatment T2 all replications (5, 3, 4, 2, 1, 6), for post emergence weed control in winter wheat. Plots sprayed with Harmony Extra SG herbicide, Active ingredients (Thifensulfuron-methyl 33.33%) and (Tribenuron-methyl 16.67%) at 0.8 oz/A and Preference non-ionic surfactant and anti-foaming agent at 0.25% v/v (1 qt/100 gal carrier). Time of application was 3:30 - 5:00 p.m. Weather conditions were sunny, temperature was 60°F at start and 61°F at end, winds out of the 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 hydraulic centrifugal sprayer pump and John Deere Rate Controller. Nozzles were 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. |
| 2016-03-29 |
Herbicide Application |
Sprayed LTER Main Site Treatment T6 all replications (6,1,2,4,3,5), for post emergence weed control in winter wheat.
Plots sprayed with Harmony Extra at .75 oz/A and Preference non-ionic surfactant at 0.25% v/v (1 qt/100 gal carrier).
Time of application was 2:20 - 4:30 p.m. Weather conditions at start, sunny 52 degrees F, 30% humidity, 2-4 mph north east winds. Conditions at end, sunny 55 degrees F, 32% humidity, winds random 2-5 mph.
Equipment used: JD 5220 tractor traveling 5 mph 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 was used as the carrier.
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| 2022-05-19 |
Herbicide Application |
Weed control in spring wheat with Harmony Extra SG. |
| 2024-05-02 |
Herbicide Application |
Spray wheat, oats, and rye to suppress mayweed chamomile and other weeds. Wind 6.7 mph from SE, 75.8 F. |
| 2024-05-16 |
Herbicide Application |
Apply herbicide to weeds in oats and spring barley. Wind 6.9 mph from SW, 75 F. |
| 2024-11-07 |
Herbicide Application |
Apply herbicide to weeds in wheat. Harmony Extra SG selected because of presence of mayweed chamomile. Wind 6.3 mph from west, 53.5 degrees. |
| 2025-05-02 |
Herbicide Application |
Spray weeds in wheat with Harmony Extra SG. |