Show Observation

User: Justin Mezo

Created on: 2014-05-27

Observation Date 2014-05-24

Comment:
Sprayed LTER Main Site treatment T1 all replications (6, 2, 3, 4, 5, 1) for pre-emergence weed control where corn was planted. Sprayed with Lexar at 3 qts/A and Roundup Power Max at 21oz/A and ammonium sulfate at 3.4 lbs/A. Weather conditions at the start 10:00 a.m. were mostly sunny 63 degrees F, 63% humidity with calm wind out of NE. Conditions at the end 8:00 p.m. were mostly sunny, 70 degrees F, 43% humidity, and 1-5 mph winds out of the NW. Equipment Used: JD 5220 tractor traveling 5.0 mph with a pull type Top Air Sprayer equipped with a hydraulic centrifugal sprayer pump and John Deere Rate Controller. Turbo TeeJet 11003 nozzles were used, spaced 15 inches apart with a total boom length of 30 feet. 20 psi were used. Water applied at 20 gals/A, (187 L/ha), was used as the carrier.

Areas:
T1

Observation Type:
Herbicide Application

Activities:

Worker: Justin Mezo

Equipment: TurboTeeJet 11003 Flat Fan Nozzle

Equipment: Top Air Sprayer • Material: Herbicide Lexar (S-metolachlor (+safener) + atrazine + mesotrione) @ 3.0 quart per acre • Material: Herbicide Roundup Power Max (glyphosate 48.7%) @ 21.0 ounce per acre • Material: Ammonium sulfate (AMS) @ 3.4 pound per acre

Equipment: John Deere 5220 Tractor

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