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User: Justin Mezo

Created on: 2015-04-23

Observation Date 2015-04-23

Comment:
Fertilized the LTER Main Site treatment T6 all replications with a total of 300 lbs/A of potash (0-0-60) and 20 lbs/A of (20%) boron (B). Applied in split application: first application was potash only and second application was potash with boron. Please see Following Notes: April 23, 2015 - Fertilized LTER Main Site treatment T6 all replicaitons (5, 4, 3, 2, 1, 6) with potash (0-0-60) at 150 lbs/A. The 150 lbs/A potash provided 90 lbs/A K2O to the plots. Average speed while spreading was 3.4 mph with JD 7420 B and 30' Gandy Orbit-Air fertilizer applicator controlled by a Raven 6000 which monitored the application and automatically adjusted the metering rate for changes in ground speed. For the Gandy/Raven set-up, the following were used: Metering wheel 1 1/4" diameter (yellow); deflector spacing 22.5"; meter cal number 180; air pressure was 13 p.s.i.; Boom length 30 ft, nozzles 24-30 inches above ground level. Weather Conditions at 8:00 a.m. Cloudy 33 degrees F. 79% humidity, 7 mph North West wind. Weather Conditions at 12:15 p.m. cloudy, 36 degrees F. 57% humidity, 13 mph North West wind. April 24, 2015 - Fertilized the LTER Main Site treatment T6 all replications(6, 5, 4, 3, 2, 1) with potash (0-0-60) and boron (10%). A total of 170 lbs/A was applied: 150 lbs/A potash which provided 90 lbs/A K2O; and 20 lbs/A of 10% boron which supplied 2 lbs/A of Boron to the plots. Average speed while spreading was 3.1 mph with JD 7420 B and 30' Gandy Orbit-Air fertilizer applicator controlled by a Raven 6000 which monitored the application and automatically adjusted the metering rate for changes in ground speed. For the Gandy/Raven set-up, the following were used: Metering wheel 1 1/4" diameter (yellow); deflector spacing 22.5"; meter cal number 180; air pressure was 13 p.s.i.; Boom length 30 ft, nozzles 24-30 inches above ground level. Weather Conditions at 8:00 a.m. Sunny 31 degrees F. 76% humidity, calm North East wind. Weather Conditions at 3:00 p.m. Sunny, 55 degrees F. 28% humidity, calm South East Wind.

Areas:
T6

Observation Type:
Fertilizer Application

Activities:

Worker: Justin Mezo
Equipment: Gandy Orbit-Air (30' boom) • Material: Fertilizer 0-0-60 potash fertilizer @ 300.0 pound per acre • Material: boron (B) @ 20.0 pound per acre
Equipment: John Deere 7420b Tractor (14.9 R 46 back tire size)

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