Show Observation

User: Joe Simmons

Created on: 2007-06-14

Observation Date 2001-08-24

Comment:
Sprayed wheat stubble to control annual and perennial weeds. Sprayed for weeds on the main site treatment 1, all replications, reps. 6, 3, 2, 4, 5, and 1. Purpose of Application: Control of perennial weeds, annual broadleaves and grass weeds. Sprayed after wheat harvest but before weeds reproduced weed seeds. Roundup UltraMax (glyphosate) was applied at 52 oz/A, (3.8 L/ha) and AMS (ammonium sulfate) was applied at 17 lbs/100 gals of water. A total of 6.25 gals of Roundup was applied on 14.82 acres (6 hectares). A total of 50 lbs. of AMS was used in 300 gals of water. Weather Conditions: Sunny with air temperature 72 degrees F. Relative Humidity was 76%. Wind was out of the northeast at 0-5 mph. Time of application was between 6:30 p.m. and 8:30 p.m. Equipment Used: JD 5400 tractor traveling 5.0 mph with a pull type Top Air sprayer equipped with a PTO driven centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 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.

Areas:
T1

Observation Type:
Herbicide Application

Activities:

Worker: Joe Simmons

Equipment: John Deere 5400 Tractor

Equipment: Top Air Sprayer • Material: Herbicide Roundup UltraTM (Glyphosate) @ 52.0 ounce per acre • Material: Ammonium sulfate (AMS) @ 17.0 pound per acre • Material: water @ 20.0 gallon per acre

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