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Name: Fertilizer 0-20-0 Organic Granulated Rock Phosphate

Material Type

fertilizer

Transactions:

2023-05-25	Fertilizer Application	Fertilized LTER Main Site treatment T4 all reps (R5, R3, R6, R4, R2, R1) with Organic Granulated Rock Phosphate Fertilizer 0-20-0. The target rate in Raven controller was 265 lbs per acre. Reps 5 and 3 were applied on 5/25/23. Reps 6,4,2 and 1 were applied on 5/26/23. Prairie strips were not fertilized. Application was done at 2 mph, Raven SCS600 metercal set to 145, density of Fertoz was about 85 lbs/cubic ft. Weather at 4:45 pm 5/25/23. Temperature: 66 °F Wind Speed (5 minute at 3m) : 8.95 mph Wind Direction: East Relative Humidity: 24.7% Weather Conditions at 2:30 p.m 5/26/23: Temperature: 70.7° F; Wind Speed (5 minute at 3m) : 7.67 mph Wind Direction: North East Relative Humidity: 22.3%
2024-04-16	Fertilizer Application	Fertilized LTER Main Site treatment T4 all reps (R2, R3, R4, R5, R1, R6) with Organic Granulated Rock Phosphate Fertilizer 0-20-0. The target rate in John Deere Dry Rate Controller was 250 lbs per acre. Rep 2 was applied on 4/8/24. Reps 3,4,5,1 and 6 were applied on 4/16/24. Prairie strips were not fertilized. Application was done at 2 mph, B1 gear at 1350 engine RPM and Gandy air gauge at 14.5 oz/ square inch. JD Dry Rate Controller CFR was set at 0.0165, density of Fertoz was 85 lbs/cubic ft. Weather 4/8/24 at 11:00 a.m. Temperature: 58.1°F Wind Speed (5 minute at 3m) : 8.64 mph Wind Direction: South Relative Humidity: 59.5% Weather Conditions at 11:00 a.m 4/16/24: Temperature: 57.7° F; Wind Speed (5 minute at 3m) : 8.55 mph Wind Direction: East Relative Humidity: 44.4% Weather Conditions at 3:20 p.m 4/16/24: Temperature: 70.9° F; Wind Speed (5 minute at 3m) : 9.99 mph Wind Direction: East Relative Humidity: 30.8%
2025-09-03	Fertilizer Application	Fertilized LTER Main Site treatment T4 all reps with Organic Granulated Rock Phosphate Fertilizer 0-20-0. The target rate in John Deere Dry Rate Controller was 250 lbs per acre. The West side of all reps was applied on 9/3/25. The East side of all reps was applied on 9/5/25. The east side was delayed due to pitfall traps in the east side of T4 plots. Prairie strips were not fertilized. Application was done at 3 mph, B3 gear at 1350 engine RPM and Gandy air gauge at 19 oz/ square inch. JD Dry Rate Controller CFR was set at 0.0165, density of Fertoz was 85 lbs/cubic ft.

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