Show Observation

User: Justin Mezo

Created on: 2017-05-09

Observation Date 2017-05-08

Comment:
Fertilized LTER Main Site treatment T1, T2, T3, all replications, N-Rate Study, and Lysimeter Field (56.8 Acres) with potash (0-0-60). Potash was applied at 80 lbs/A providing 48 lbs/A of K2O. Average speed while spreading was 5.2 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: Density 69 lbs/cu ft; metering wheel 1 1/4" diameter (yellow); deflector spacing 22.5"; meter cal number 199; air pressure was 15 p.s.i.; Boom length 30 ft, nozzles 24-30 inches above ground level.

Areas:
LYSIMETER_FIELD Resource_Gradient-Irrigated Resource_Gradient_Non-Irrigated T1 T2 T3

Observation Type:
Fertilizer Application

Activities:

Worker: Justin Mezo

Equipment: Gandy Orbit-Air (30' boom) • Material: Fertilizer 0-0-60 potash fertilizer @ 80.0 pound per acre

Equipment: John Deere 7420b Tractor (14.9 R 46 back tire size)

Attachments: