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Home > Protecting Our Lands & Waters > Clean Water Fund > Groundwater & Drinking Water Protection > Water Quality and Irrigation Research at Rosholt Farm > Nitrogen Rates & Treatments

Fertilizer Treatments Evaluated at the Rosholt Farm and in Dakota County


Nitrogen Rates and Treatments

Treatment
ID
Product Preplant Sidedress Total N Nitrate WQ*
Testing
1 Urea 0 0 0 Yes
2 Urea 20 20 40  
3 Urea 40 40 80  
4 Urea 60 60 120 Yes
5 Urea 80 80 160 Yes
6 Urea 100 100 200 Yes
7 Urea 120 120 240 Yes
8 Urea 140 140 280  
9 Super Urea 160 0 160 Yes
10 ESN 160 0 160 Yes
11 ESN 200 0 200  
12 ENS/Urea 80 80 160 Yes

 

* WQ= Water Quality

MDA Contacts

Jennifer Gallus
Fertilizer Management Adviser
Jennifer.Gallus@state.mn.us ~ 320-543-3150

Bruce Montgomery
Fertilizer Unit Manager
Bruce.Montgomery@state.mn.us ~ 651-201-6178