Late blight increased in incidence and severity - Claflin, Larry (My University, 1975)
Late Blight has increased in incidence and severity due to introduction of exotic strains that are more pathogenic than older strains. Also, an additional mating type was introduced.
Host/Plant: Potato (Solanum tuberosum subsp. tuberosum)
Pest/Path: Late Blight (Phytophthora infestans)
Keywords: Fungal Diseases; Potato Diseases; Color photographs