Show Observation

User: Jarrod Rhoades

Created on: 2025-04-09

Observation Date 2025-04-08

Comment:
Fertilized LTER Main Site treatment T1 plots (3,2,4,1,5 and 6), T2 plots (5,2,3,4,1 and 6), T3 plots (5,4,2,1,3 and 6), Resource Gradient and T8nt plots with Potash (0-0-60) at 150 lb/A, providing 90 lbs of K2O T1 all reps and T2 reps all reps along with the Resource Gradient Experiment and T8nt plots were applied 4/8/25. T3 all plots were applied on 4/9/25. Application was done at 3.8 mph in C2 with 1300 engine RPM. JD Dry rate controller CFR was .0155, density of Potash was 65 lbs/cubic ft but to calibrate correctly we had to tell the rate controller it was a density of 60 lbs/cubic ft. Gandy air fan was at 16 ounces per square inch.

Areas:
Resource_Gradient-Irrigated Resource_Gradient_Non-Irrigated T1 T2 T3 T8nt

Observation Type:
Fertilizer Application

Activities:

Worker: Jarrod Rhoades

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

Equipment: Gandy Orbit-Air (30' boom) • Material: Fertilizer 0-0-60 potash fertilizer @ 150.0 pound per acre

Worker: Ethan Rocklin

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