Pectobacterium species are found on all continents where potato is grown, and are likely to be present as saprophytes in the soil, water, and are also regular inhabitants of plant roots when not causing disease.
What bacteria comes from potatoes?
Bacteria of the genera Pectobacterium (formerly Erwinia), and Dickeya (responsible for causing seed piece decay), blackleg, stem soft rot, as well as extensive storage losses, are members of this group. Like it or not, potato tubers are regularly subjected to anaerobic conditions in the field and in storage.
What disease can you get from potatoes?
Fungal diseasesPowdery mildewErysiphe cichoracearumPowdery scab (not a fungus but Rhizaria)Spongospora subterranea f.sp. subterraneaRhizoctonia canker and black scurfRhizoctonia solani Thanatephorus cucumeris [teleomorph]Rosellinia black rotRosellinia sp. Dematophora sp. [anamorph]
What kind of fungus grows on potatoes?
White mold of potatoes is caused by the fungus Sclerotinia sclerotiorum (Lib.) de Bary. (See life cycle chart). This fungus has a very wide host range. The fungus produces white and fluffy mycelium and also produces hard, black, irregularly shaped sclerotia.
What is the most harmful disease of potato?
Late blight is the most dreaded disease of potato world over. It cuts global potato production by around 15 %. Overall annual cost of late blight in developing countries alone is estimated at $ 3.25 billions (Mackin, 1998).
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