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User: Ethan Rocklin

Created on: 2024-05-17

Observation Date 2024-05-17

Comment:
Herbicide application to T2 plots (5, 3, 2, 6, 1, and 4) and LTER N-Rate Study. A tank mix of Dual II Magnum at 1.33 pint per acre and RoundUp Power Max 3 at 22 oz per acre in T2 and 32 oz per acre in the N-Rate and Ammonium Sulfate at 3.4 lbs per acre were applied pre emergence to control grass weeds. Application in T2 began at 10:00 am and concluded at 2:00 pm. Application in LTER N-Rate Study began at 3:00 pm and conduced at 4:45 pm. Rate of spray was 20gal/acre on JD rate controller. REI is 24 hours, safe re-entry on Saturday May 18 at 4:45 PM. Weather at 10:00 am: Temperature: 68.0°F Wind Direction: Southwest Wind Speed: 4.38 mph Relative Humidity: 87.1% Weather at 4:45 pm: Temperature: 77.1°F Wind Direction: West Wind Speed: 5.43 mph Relative Humidity: 55.4%

Areas:
Resource_Gradient-Irrigated Resource_Gradient_Non-Irrigated T2

Observation Type:
Herbicide Application

Activities:

Worker: Ethan Rocklin
Equipment: John Deere 7420b Tractor (14.9 R 46 back tire size)
Equipment: Fast 3 Point Sprayer (LTER/GLBRC) • Material: Herbicide Dual II Magum @ 1.33 pint per acre • Material: Herbicide Roundup PowerMAX 3 @ 22.0 ounce per acre

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