Development of downy mildew oospores - Claflin, Larry (My University, 1979)
Systemic phase of sorghum downy mildew. In time, the oospores that have developed in the mesophyll tissue between the firbrovascular bundles cause the leaf to shred (upper right).
Host/Plant: Grain sorghum (Sorghum bicolor, species of Euchlaena, Panicum, Pennisetum, and Zea)
Pest/Path: Sorghum Downy Mildew (Peronosclerospora sorghi)
Keywords: Sorghum Downy Mildew; Peronosclerospora; Color photographs