Show Observation

User: Joe Simmons

Created on: 2007-06-14

Observation Date 2002-06-27

Comment:
Stinger was applied postemergence to the corn on the main site treatment 2, all replications (5, 4, 3, 2, 1, and 6). Purpose of application: control of annual sowthistle. This application was a broadcast postemergence herbicide. Stinger (Clopyralid) was applied at 0.5 pt/A, (0.6 L/ha). A total of 1 gal of Stinger was applied on 14 acres (5.67 hectares). Weather Conditions: air temperature 75 degrees F. Wind was out of the northwest at 2-10 mph, with an average of 6 mph. Relative Humidity: 58%. Time of application was between 11:15 a.m. and 1:15 p.m. Equipment Used: JD 5220 tractor traveling 4.8 mph, B3 2100 rpm, with a pull type Top Air sprayer equipped with a PTO driven centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Nozzles used were Turbo TeeJet 11003 spaced 15 inches apart with a total boom length of 30 feet. Carrier used: water applied at 20 gals/A (187L/ha). Application pressure: 18-20 psi.

Areas:
T2

Observation Type:
Herbicide Application

Activities:

Worker: Joe Simmons

Equipment: John Deere 5220 Tractor

Equipment: Top Air Sprayer • Material: Stinger (Clopyralid) @ 0.5 pint per acre • Material: water @ 20.0 gallon per acre

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