Northwest and Allee Research and Demonstration Farm
Fungicide applications have become more popular among soybean farmers in recent years. The primary use of fungicides has been to control diseases such as Septoria brown spot, Cercospora leaf blight, and frogeye leaf spot. With lower grain prices, the chances of getting an economic benefit from fungicide applications have decreased.
Iowa State University
Fawcett, Jim; Rossiter, Lyle; Roush, Wayne; Sievers, Josh; Smidt, Micah; and Schnabel, Matt, "On-Farm Soybean Fungicide Trials" (2015). Iowa State Research Farm Progress Reports. 2137.