LEXINGTON, Ky. — Physoderma brown spot can be a striking foliar disease that is periodically observed in field corn in Kentucky. While this fungal disease does not generally result in yield loss, some hybrids are more susceptible than others.
This publication describes the symptoms, cause of disease, conditions that favor disease development, and options for disease management.
Physoderma Brown Spot (PPFS-AG-C-07) is available online.
For additional publications on corn diseases, visit the UK Plant Pathology Extension Publications webpage.
— Kiersten Wise, University of Kentucky Extension Plant Pathologist
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