This article is a list of diseases of rice (Oryza sativa). Diseases have historically been one of the major causes of rice shortages.
Bacterial diseases
Bacterial diseasesBacterial blightXanthomonas oryzae pv. oryzae = X. campestris pv. oryzaeBacterial leaf streakXanthomonas oryzae pv. oryzicolaFoot rot Dickeya dadantii/Erwinia chrysanthemiGrain rot Burkholderia glumaePecky rice (kernel spotting)Damage by bacteria (see also under fungal and miscellaneous diseases)Sheath brown rot Pseudomonas fuscovaginae
Fungal diseases
Fungal diseasesAggregate sheath Ceratobasidium oryzae-sativae Rhizoctonia oryzae-sativae [anamorph]Black horse ridingCurvularia lunata Cochliobolus lunatus [teleomorph]Blast (leaf, neck [rotten neck], nodal and collar) Pyricularia grisea Pyricularia oryzae Magnaporthe grisea [teleomorph]Brown spot Cochliobolus miyabeanus Bipolaris oryzae [anamorph]Crown sheath rot Gaeumannomyces graminisDowny mildew Sclerophthora macrosporaEyespot Drechslera giganteaFalse smut Ustilaginoidea virensKernel smut Tilletia barclayana Neovossia horridaLeaf smut Entyloma oryzaeLeaf scald Microdochium oryzae Rhynchosporium oryzaeNarrow brown leaf spot Cercospora janseana Cercospora oryzae Sphaerulina oryzina [teleomorph]Pecky rice (kernel spotting) Damage by many fungi including Cochliobolus miyabeanus Curvularia spp. Fusarium spp. Microdochium oryzae Sarocladium oryzae and other fungi.Root rots Fusarium spp. Pythium spp. P. dissotocum P. spinosumRice is immune to rusts.Seedling blight Cochliobolus miyabeanus Curvularia spp. Fusarium spp. Rhizoctonia solani Athelia rolfsii and other pathogenic fungi.Sheath blightRhizoctonia solani Sheath rot Sarocladium oryzae Acrocylindrium oryzaeSheath spot Waitea oryzaeStackburn (Alternaria leaf spot) Alternaria padwickiiStem rot Magnaporthe salvinii Sclerotium oryzae [synanamorph]Water-mold (seed-rot and seedling disease) Achlya conspicua A. klebsiana Fusarium spp. Pythium spp. P. dissotocum P. spinosum
Viruses
Rice black-streaked dwarf virus Rice bunchy stunt virus Rice dwarf virus Rice gall dwarf virus Rice giallume virus Rice grassy stunt virus Rice hoja blanca tenuivirus Rice necrosis mosaic virus Rice ragged stunt virus Rice stripe necrosis virus Rice stripe tenuivirus Rice transitory yellowing virus Rice tungro bacilliform virus - see Tungro below Rice tungro spherical virus - see Tungro below Rice yellow mottle virus
Miscellaneous diseases and disorders
Miscellaneous diseases and disordersAlkalinity or salt damage Excessive salt concentration in soil or waterBronzing Zinc deficiencyCold injury Low temperaturesPanicle blight Cause undeterminedgolden apple snail Pomacea canaliculataPecky rice (kernel spotting) Feeding injury by rice stink bug, Oebalus pugnaxComplex virus (Rice tungro bacilliform virus and Rice tungro spherical virus) transmitted by green leafhopper Nephotettix spp.) StraightheadStraighthead of rice and its controlArsenic induced, unknown physiological disorderWhite tip (see nematodes) Aphelenchoides besseyi
See also :Category:Insect pests of rice List of rice varieties
References
External links Common Names of Diseases, The American Phytopathological Society (APS) Straighthead of rice and its control hosted by the Government Documents Department of the University of North Texas (UNT)