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User: Peter Hudy

Created on: 2010-05-03

Observation Date 2010-05-03

Comment:
Fertilized LTER Main Site Lysimeter Field with 28% nitrogen. Applied 28% nitrogen solution (28-0-0) across most of field at 26 gals/acre (westernmost 2/3 of field). The lysimeter field was previously used to help calibrate spray rates for the N-rate study (fertilized the previous week) so some areas were fertilized with undeterminable amounts of nitrogen ranging from 23 lbs/A to approximately 180 lbs/A. One gallon of 28% fertilizer weighs 10.67 lbs. so 77.7 lbs N/A (87.0 kg N/ha) was applied. Weather Conditions: Mostly sunny with air temperature 61 degrees F. Relative Humidity was 63%. Wind was out of the west-southwest at 5-10 mphs at start. Time of application was between 10:30 a.m. and 12:15 p.m. Equipment Used: JD 5220 tractor traveling 4.6 mph (gear C1, 1450 rpm) with a pull type Top Air sprayer equipped with a hydraulic centrifugal sprayer pump and a Raven 440 automatic carrier control unit. Turbo TeeJet 11005 nozzles were used, spaced 30 inches apart with a total boom length of 30 feet. 30 psi were used. Purpose of Application: Supply nitrogen fertilizer for the winter wheat.

Areas:
LYSIMETER_FIELD

Observation Type:
Fertilizer Application

Activities:

Attachments: