Damon Smith, Department of Plant Pathology, University of Wisconsin-Madison presents a short lecture about Tar Spot on Corn Symptoms, Severity, and Hybrid and Fungicide Trial Results in Wisconsin in 2018.
Further reading:
badgercropdoc.com/2018/12/19/...
badgercropdoc.com/corn/
ipcm.wisc.edu
copyright 2019, UW-Madison Integrated Pest Management Program, UW-Madison Nutrient and Pest Management Program