Show Observation

User: Jarrod Rhoades

Created on: 2025-03-28

Observation Date 2025-03-26

Comment:
Fertilized LTER Main Site treatment T1 plots (1,3,4,5, and 6), T2 plots (5,2,3,4,1 and 6), T3 plots (5,2,3,4,1 and 6), Resource Gradient and T8nt plots with Triple Super Phosphate (0-46-0) at 200 lb/A, providing 92 lbs of P2O5. T1 reps (1,3,4,5) and T2 reps (2,5) along with the Resource Gradient Experiment were applied 3/26/25. All other plots were applied on 3/27/25. Application was done at 3.8 mph in C2 with 1300 engine RPM. JD Dry rate controller CFR was .0155, density of TSP was 65 lbs/cubic ft. Gandy air fan was at 17 ounces per square inch. Weather conditions at 7:45 am 3/26/25. Temperature: 26.4°F Wind Speed (5 minute at 3m) : 1.93 mph Wind Direction: Northwest Relative Humidity: 76.8% Weather Conditions at 10:00 a.m on 3/27/25: Temperature: 45.1° F; Wind Speed (5 minute at 3m) : 8.08 mph Wind Direction: Southwest Relative Humidity: 57.6%

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 0-46-0 phosphate fertilizer @ 200.0 pound per acre

Worker: Ethan Rocklin

Attachments: