This is a list of diseases and disorders found in potatoes.
Bacterial diseases Bacterial DiseasesBacterial wilt = brown rotRalstonia solanacearum Pseudomonas solanacearumBlackleg and bacterial soft rotPectobacterium carotovorum subsp. atrosepticum Erwinia carotovora subsp. atroseptica P. c. subsp. carotovorum E. c. subsp. carotovora P. chrysanthemi E. chrysanthemi Dickeya solani Pink eye Pseudomonas fluorescensRing rotClavibacter michiganensis subsp. sepedonicus Corynebacterium sepedonicumCommon scabStreptomyces scabiei S. scabies S. acidiscabies S. turgidiscabiesZebra chip = Psyllid yellows?Candidatus Liberibacter solanacearum
Fungal diseases Fungal diseasesBlack dotColletotrichum coccodes Colletotrichum atramentariumBrown spot and Black pitAlternaria alternata Alternaria tenuisCercospora leaf blotchMycovellosiella concors Cercospora concors C. solani C. solani-tuberosiCharcoal rotMacrophomina phaseolina Sclerotium bataticola]Choanephora blightChoanephora cucurbitarumCommon rustPuccinia pittierianaDeforming rustAecidium cantensisEarly blight Alternaria solaniFusarium dry rotFusarium spp. Gibberella pulicaris F. solani Other spp. include: F. avenaceum F. oxysporum F. culmorum Less common spp. include: F. acuminatum F. equiseti F. crookwellenseFusarium wiltFusarium spp. F. avenaceum F. oxysporum F. solani f. sp. eumartiiGangrene Phoma solanicola f. foveata Ph. foveata Ph. exigua var. foveata Ph. e. f. sp. foveata Ph. e. var. exiguaGray mold Botrytis cinerea Botryotinia fuckeliana [teleomorph]Phoma leaf spot Ph. andigena var. andinaPowdery mildew Erysiphe cichoracearumRhizoctonia canker and black scurf Rhizoctonia solaniRosellinia black rotRosellinia sp. Dematophora sp. [anamorph]Septoria leaf spot S. lycopersici var. malagutiiSilver scurfHelminthosporium solaniSkin spot Polyscytalum pustulansStem rot (southern blight) Athelia rolfsii Thecaphora smutAngiosorus solani Thecaphora solaniUlocladium blightUlocladium atrumVerticillium wiltVerticillium albo-atrum V. dahliaeWartSynchytrium endobioticumWhite mold (=Sclerotinia sclerotiorum
Protistan diseases Protistan diseasesLate blight (oomycete)Phytophthora infestansLeak (oomycete)Pythium spp. Pythium ultimum var. ultimum Pythium debaryanum Pythium aphanidermatum Pythium deliensePink rot (oomycete)Phytophthora spp. Phytophthora cryptogea Phytophthora drechsleri Phytophthora erythroseptica Phytophthora megasperma Phytophthora nicotianae var. parasiticaPowdery scab (Rhizaria) Spongospora subterranea f.sp. subterranea
Viral and viroid diseases
Viral and viroid diseasesAlfalfa mosaic virusgenus Alfamovirus, Alfalfa mosaic virus (AMV)Andean potato latent virusgenus Tymovirus, Andean potato latent virus (APLV)Andean potato mottle virusgenus Comovirus, Andean potato mottle virus (APMV)Arracacha virus B - Oca strain genus Nepovirus, Arracacha virus B Oca strain (AVB-O)Beet curly top virusgenus Curtovirus, Beet curly top virus (BCTV)Cucumber mosaic virusgenus Cucumovirus, Cucumber mosaic virus (CMV)Eggplant mottle dwarf virusgenus Rhabdovirus, Eggplant mottle dwarf virus (EMDV)Potato aucuba mosaic virusgenus Potexvirus, Potato aucuba mosaic virus (PAMV)Potato black ringspot virusgenus Nepovirus, Potato black ringspot virus (PBRSV)Potato deforming mosaic virusgenus Geminiviridae Potato deforming mosaic virus subgroup III, (PDMV)Potato latent virusgenus Carlavirus, Potato latent virus (PLV)Potato leafroll virusgenus Luteovirus, Potato leafroll virus (PLRV)Potato mop-top virus (spraing of tubers)genus Furovirus, Potato mop-top virus (PMTV)Potato rugose mosaicgenus Potyvirus, Potato virus Y (PVY, strains O, N and C)Potato stem mottle (spraing of tubers)genus Tobravirus, Tobacco rattle virus (TRV)Potato spindle tuberPotato spindle tuber viroid (PSTVd)Potato yellow dwarf virusgenus Nucleorhabdovirus, Potato yellow dwarf virus (PYDV)Potato yellow mosaic virus genus Geminiviridae, Potato yellow mosaic virus (PYMV); subgroup IIIPotato yellow vein virusPotato yellow vein virus (PYVV)Potato yellowing virusgenus Alfamovirus, Potato yellowing virus (PYV)Potato virus Agenus Potyvirus, Potato virus A (PVA)Potato virus Mgenus Carlavirus, Potato virus M (PVM)Potato virus Sgenus Carlavirus, Potato virus S (PVS)Potato virus Hgenus Carlavirus, Potato virus H (PVH)Potato virus Tgenus Trichovirus, Potato virus TPotato virus Ugenus Nepovirus, Potato virus U (PVU)Potato virus Vgenus Potyvirus, Potato virus V (PVV)Potato virus Xgenus Potexvirus, Potato virus X (PVX)Potato virus Ygenus Potyvirus, Potato virus Y (PVY)Solanum apical leaf curling virusGeminiviridae, Solanum apical leaf curling virus (SALCV) subgroup IIISowbane mosaic virusgenus Sobemovirus, Sowbane mosaic virus (SoMV)Tobacco mosaic virusgenus Tobamovirus, Tobacco mosaic virus (TMV)Tobacco necrosis virusgenus Necrovirus, Tobacco necrosis virus (TNV)Tobacco rattle virusgenus Tobravirus, Tobacco rattle virus (TRV)Tobacco streak virusgenus Ilarvirus, Tobacco streak virus (TSV)Tomato black ring virusgenus Nepovirus, Tomato black ring virus (ToBRV)Tomato mosaic virusgenus Tobamovirus, Tomato mosaic virus (ToMV)Tomato spotted wilt virusgenus Tospovirus, Tomato spotted wilt virus (TSWV)Tomato yellow mosaic virusgenus Geminiviridae, Tomato yellow mosaic virus (ToYMV) subgroup IIIWild potato mosaic virusgenus Potyvirus, Wild potato mosaic virus (WPMV)
Nematode parasitic Nematode parasiticPotato cyst nematodeGlobodera rostochiensis Globodera pallidaLesion nematodePratylenchus spp. Pratylenchus brachyurus Pratylenchus penetrans Other species include: Pratylenchus scribneri Pratylenchus neglectus Pratylenchus thornei Pratylenchus crenatus Pratylenchus andinus Pratylenchus vulnus Pratylenchus coffeaePotato rot nematodeDitylenchus destructorRoot knot nematodeMeloidogyne spp. Meloidogyne hapla Meloidogyne incognita Meloidogyne javanica Meloidogyne chitwoodiSting nematodeBelonolaimus longicaudatusStubby-root nematodeParatrichodorus spp. Trichodorus spp.
Phytoplasmal diseases Phytoplasmal diseasesAster yellowsAster yellows group of phytoplasmasWitches'-broomWitches’ broom phytoplasmaBLTVAThe beet leafhopper-transmitted virescence agent
Miscellaneous diseases and disorders Miscellaneous diseases and disordersAerial tubersPhytoplasma infection or anything that constricts the stem, including but not limited to Rhizoctonia canker, heat necrosis, chemical injury, mechanical injury, wind injuryAir pollution injuryPhotochemical oxidants (primarily ozone), sulfur oxidesBlack heartOxygen deficiency of internal tuber tissueBlackspot bruiseBruising, pressure contactElephant hideRoughening of tuber skin due to physiological or environmental causesHollow heartExcessively rapid tuber enlargementInternal brown spot = heat necrosis Oxygen deficiency of tuber accompanying high soil temperatureJelly end rotCarbohydrate translocation due to second growthPhysiological leaf rollResponse to adverse environmentPsyllid yellowsToxic saliva of the potato (tomato) psyllid, Paratrioza cockerelliShatter bruise Mechanical damage to tuberSkinning Mechanical damage to tuberStem-end browning Exact cause(s) unknown, chemical injury, viruses or other pathogens.
References
Common Names of Diseases, The American Phytopathological Society Potato Diseases (Fact Sheets and Information Bulletins), The Cornell Plant Pathology Vegetable Disease Web Page
External links