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Compendium of Potato Diseases - (PDF, 101 mb) - USAID

Compendium of Potato Diseases - (PDF, 101 mb) - USAID

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13. Bacterial s<strong>of</strong>t rot. Erwinia carotovora infection <strong>of</strong> tuber. 14. Brown rot, Plant infected with Pseudomonassolanacearum.<br />

(Courtesy J. E. Huguelet)<br />

(Courtesy E. R. French)<br />

15. Brown rot. Tubers infected with Pseudomonas solanacearum<br />

exhibiting discolored eyesand vascular breakdown.<br />

? "<br />

" 16. Ring rot. Interveinal chlorosis and<br />

upward curling <strong>of</strong> leaf margins. (Courtesy<br />

R. H. Larson)<br />

17. Bacterial ring rot. Tuber infected with Corynebacterium t<br />

sepedonicum. (Courtesy J. E. Huguelet)<br />

18. Pink eye. Infection at the tuber apex.<br />

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