The objective was to compare the nitrogen release rate and turf response to Polyon 44.5- 0-0 and XCU 43-0-0 on Kentucky bluegrass turf maintained at lawn height.
Iowa State University
Strey, Daniel J. and Christians, Nick E., "Comparison of Polymer-coated Urea Fertilizers" (2014). Iowa State Research Farm Progress Reports. 2017.