Blackleg lesions on potato tubers - Claflin, Larry (My University, 1970)
Very typical blackleg lesions on tubers. Very difficult to store tubers such as these for long term storage.
Host/Plant: Potato (Solanum tuberosum subsp. tuberosum)
Pest/Path: Blackleg (Erwinia carotovora subsp. atroseptica)
Keywords: Potato; Blackleg; Potato Diseases; Tuber Diseases; Color photographs