Field symptom of a blackleg infected potato plant - Claflin, Larry (My University, 1974)
Typical field symptom of a blackleg infected potato plant.
Host/Plant: Potato (Solanum tuberosum subsp. tuberosum)
Pest/Path: Blackleg (Erwinia carotovora subsp. atroseptica)
Keywords: Potato; Blackleg; Potato Diseases; Color photographs