This document provides information on several corn crop diseases including: - Seed and seedling diseases caused by fungi like Stenocarpella and Pythium that result in reduced emergence and stunting. Management includes planting treated seed and into warm soils. - Fusarium stalk rot caused by Fusarium fungi overwintering in residue. Management focuses on resistant hybrids and minimizing stress. - Southern corn leaf blight caused by the fungus Cochliobolus heterostrophus. It was especially prevalent in warm, humid areas. Management includes resistant hybrids, crop rotation, and tillage.