Show Observation

User: Peter Hudy

Created on: 2009-06-24

Observation Date 2009-06-22

Comment:
Sprayed the LTER main site, treatment 6, replications 1-6, for preplant weed burndown. Roundup Original Max 5.5L (gyphosate) was applied at 22 ounces/acre (0.65 L/ha) with 17 pounds/100 gallons sprayable ammonium sulfate. Weather conditions: Sunny with air temperature of 83-85 degrees F (28-29°C). Relative Humidity was 55%. Wind was from ESE at 6 mph. Time of application was 4:30 p.m. 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 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 were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.

Areas:
T6

Observation Type:
Mechanical Weed Control

Activities:

Worker: Peter Hudy

Equipment: John Deere 5220 Tractor

Equipment: Top Air Sprayer • Material: Herbicide Roundup OriginalMax 5.5L @ 22.0 ounce per acre • Material: Ammonium sulfate (AMS) @ 3.4 pound per acre • Material: H2O @ 20.0 gallon per acre

Equipment: TurboTeeJet 11003 Flat Fan Nozzle

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