Show Observation
User: Peter Hudy
Created on: 2010-05-06
Observation Date 2010-05-06
Comment:
Sprayed LTER Main Site treatment T8nt all replications (reps 1, 2, 3, and 4). Plots sprayed with Roundup Power Max for preplant weed burndown. Roundup was applied at 22 oz/A with ammonium sulfate at 3.4 lbs/A (17 #/100 gallon carrier). Time of application was 8:00-9:15 a.m. Weather conditions were partly cloudy, temperature was 49F, 72% relative humidity, winds were mostly from west southwest from 3-9 mph with 10 minute average of 8 mph. Equipment used: JD 5220 tractor traveling 4.6 mph (gear C1, 1450 rpm) with a pull type Top Air Sprayer equipped with a 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 psi was used. Water applied at 20 gals/A (187 L/Ha) was used as the carrier.
Areas:
T8nt
Observation Type:
Mechanical Weed Control
Activities:
Attachments: