There was a link to the info:

link here

"The Kuderas tested three different N rates, 123 lb N/ac, 153 lb N/ac, and 183 lb N/ac with four replications of each treatment (Figure 2f). Pivot Bio PROVEN®, applied with starter fertilizer, was tested at the lowest N rate of 123 lb N/ac. While they saw a positive response to N fertilizer, they did not find a yield increase for applying Pivot Bio PROVEN® at the 123 lb N/ac rate (Figure 2f).