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List of wheat diseases

This article is a list of diseases of wheat (Triticum spp.) grouped by causative agent.

Bacterial diseases

Bacterial diseases
Bacterial leaf blight
Bacterial mosaic
Bacterial sheath rot
Basal glume rot
Black chaff = bacterial leaf streak
Pink seed
  • Erwinia rhapontici
Spike blight = gummosis

Fungal diseases

Fungal diseases
Alternaria leaf blight[1]
Anthracnose
Ascochyta leaf spot
Aureobasidium decay
Black head molds = sooty molds
Black point = kernel smudgeassociated with fungal infection, primarily:[2]
Cephalosporium stripe
Common bunt = stinking smut
Common root rot
Cottony snow mold
crown rot of wheatCrown rot = foot rot, seedling blight, dryland root rot
Dilophospora leaf spot = twist
Downy mildew = crazy top
Dwarf bunt
Ergot
Eyespot = foot rot, strawbreaker
  • Tapesia yallundae
  • Ramulispora herpotrichoides [anamorph]
    • Pseudocercosporella herpotrichoides W-pathotype
  • Tapesia acuformis
  • Ramulispora acuformis [anamorph]
    • Pseudocercosporella herpotrichoides var. acuformis R-pathoytpe
False eyespot
Flag smut
Foot rot = dryland foot rot
Halo spot
Karnal bunt = partial bunt
Leaf rust = brown rust
Leptosphaeria leaf spot
Loose smut
Microscopica leaf spot
Phoma spot
Pink snow mold = Fusarium patch
Platyspora leaf spot
Powdery mildew
Pythium root rot
Rhizoctonia root rot
Ring spot = Wirrega blotch
Scab = head blight = Fusarium head blight (FHB)[3]
Sclerotinia snow mold = snow scald
Sclerotium wilt (see Southern blight)
Septoria blotch[4]
Sharp eyespot
Snow rot
Southern blight = Sclerotium base rot
Speckled snow mold = gray snow mold or Typhula blight
Spot blotch
Stagonospora blotch[4]
Stem rust = black rust
Storage molds
Stripe rust = yellow rust
Take-all
Tan spot = yellow leaf spot, red smudge
Tar spot
Wheat Blast
Zoosporic root rot

Viral diseases

Viral diseases
African cereal streaksee Maize streak
Agropyron mosaicgenus Rymovirus, Agropyron mosaic virus (AgMV)
Australian wheat striate mosaicsee Chloris striate mosaic
Barley stripe mosaicgenus Hordeivirus, Barley stripe mosaic virus (BSMV)
Barley yellow dwarfgenus Luteovirus, Barley yellow dwarf virus (BYDV)
Barley yellow streak mosaicBarley yellow streak mosaic virus
Barley yellow striate mosaicgenus Cytorhabdovirus, Barley yellow striate mosaic virus (BYSMV)
Barley yellow stripesee Barley stripe mosaic
Brome mosaicgenus Bromovirus, Brome mosaic virus (BMV)
Cereal northern mosaicgenus Cytorhabdovirus, Cereal northern mosaic virus (NCMV)
Cereal tilleringCereal tillering virus
Chloris striate mosaicgenus Monogeminivirus, Chloris striate mosaic virus (CSMV)
Cocksfoot mottlegenus Sobemovirus, Cocksfoot mottle virus (CoMV)
Eastern wheat striateEastern wheat striate virus
EnanismoProbable virus or phytoplasma
High plains diseaseProbable virus. Vectored by wheat curl mite, Aceria tosichella
Maize streakgenus Monogeminivirus, Maize streak virus (MSV)
Northern cereal mosaicgenus Cytorhabdovirus, Cereal northern mosaic virus (NCMV)
Oat sterile dwarfgenus Fijivirus, Oat sterile dwarf virus (OSDV)
Rice black-streaked dwarfgenus Fijivirus, Rice black-streaked dwarf virus (RBSDV)
Rice hoja blancagenus Tenuivirus, Rice hoja blanca virus (RHBV)
Russian winter wheat mosaicgenus Cytorhabdovirus, Russian winter wheat mosaic virus (WWRMV)
Seedborne wheat yellowsSeedborne wheat yellows viroid
Tobacco mosaicgenus Tobamovirus, Tobacco mosaic virus (TMV)
Wheat American striate mosaicgenus Nucleorhabdovirus, Wheat American striate mosaic virus (WASMV)
Wheat chlorotic streak = Wheat chlorotic streak mosaicsee Barley yellow striate mosaic
Wheat dwarfgenus Monogeminivirus, Wheat dwarf virus (WDV)
Wheat European striate mosaicgenus Tenuivirus, Wheat European striate mosaic virus (EWSMV)
genus Emaravirus, Wheat mosaic virus (WMoV)
Wheat rosette stuntsee Cereal northern mosaic
Wheat soilborne mosaicgenus Furovirus, Wheat soil-borne mosaic virus (SBWMV)
Wheat soilborne yellow mosaicWheat soil-borne yellow mosaic virus
Wheat spindle streak mosaica strain of Wheat yellow mosaic virus
Wheat spot mosaicProbable virus or phytoplasma
Wheat streak mosaicgenus Tritimovirus, Wheat streak mosaic virus (WSMV)
Wheat striate mosaicsee Wheat American striate mosaic
Wheat yellow leafgenus Closterovirus, Wheat yellow leaf virus (WYLV)
Wheat yellow mosaicWheat yellow mosaic virus = Wheat spindle streak mosaic virus

Phytoplasmal diseases

Phytoplasmal diseases
Aster yellowsAster yellows phytoplasma

Nematodes, parasitic

Nematodes, parasitic
Cereal cyst nematode[5]Heterodera avenae
Grass cyst nematodePunctodera punctata
Root gall nematodeSubanguina spp.
Root-knot nematode[5]Meloidogyne spp.
  • Meloidogyne naasi
  • Meloidogyne chitwoodi
Seed gall = ear-cockle nematode = wheat gall nematode[5]Anguina tritici

References

Further reading

  • Bockus, William W.; et al. (2010). Compendium of wheat diseases and pests (third ed.). St. Paul, Minnesota: APS Press. ISBN 978-0-89054-385-6.
  • Wiese, Maurice Victor (1987). Compendium of Wheat Diseases (second ed.). St. Paul, Minnesota: APS Press. ISBN 978-0-89054-076-3., earlier but more detail
  • Gair, R; Jenkins, J. E. E.; Lester, E. & Bassett, Peter (1987). Cereal Pests and Diseases (fourth ed.). Ipswich, England: Farming Press. ISBN 978-0-85236-164-1.
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