Knowledge Center | Koch Agronomic Services
Knowledge Center | Koch Agronomic Services
SUPERU Leads the Way in a Four-Year Study
Article Categories: Blog Icon BLOG, US
Article Tags: SUPERU
In a four-year study conducted by the University of Illinois, broadcasted SUPERU® fertilizer at planting led the way in corn yield with an average of 229 bu/acre.

The study looked at 19 different combinations of nitrogen sources, timing and placements and compared the yield advantage of each form, where SUPERU ranked no. 1.

SUPERU leads the way in a fouryear Illinois corn study

SUPERU is a granular urea fertilizer that uniformly incorporates both a urease and nitrification inhibitor to provide protection against all three forms of nitrogen loss – providing growers with a peace of mind when it comes to their nitrogen investment.

To learn how SUPERU can be a solution for your growers this spring, contact your KAS representative today


  • Source: Emerson Nafziger presentation at 2018 North Central Soil Fertility Conference. Funded by NREC.
  • University of Illinois. 2015-2018 (4 locations, 15 site years) 
  • 150 lbs N/acre application rate 
  • Means with the same letter are not statistically different at p<0.1

All other trademarks are are owned by their respective owners and companies. 


Article Categories: Blog Icon BLOG, US
Article Tags: SUPERU
Blog Icon
Nitrogen is one of the most critical nutrients for a corn crop and plays a large role in plant growth, development and yield potential. Depending on several environmental factors, nitrogen can be lost to from the rooting zone of the crop which can lead to a nitrogen deficiency.
Article Categories: Blog Icon BLOG, US, CANADA
Blog Icon
In a 2019 cotton study, urea treated with ANVOL™ nitrogen stabilizer and SUPERU® premium fertilizer, applied at varying nitrogen rates, consistently outperformed untreated urea resulting in greater cotton lint yields.
Article Categories: Blog Icon BLOG, US