List of wheat diseases

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This article is a list of diseases of wheat (Triticum spp.).

Contents

[edit] Bacterial diseases

Bacterial diseases
Bacterial leaf blight Pseudomonas syringae subsp. syringae
Bacterial mosaic Clavibacter michiganensis subsp. tessellarius
Bacterial sheath rot Pseudomonas fuscovaginae
Basal glume rot Pseudomonas syringae pv. atrofaciens
Black chaff = bacterial streak Xanthomonas campestris pv. translucens
Pink seed Erwinia rhapontici
Spike blight = gummosis Rathayibacter tritici = Clavibacter tritici

= Corynebacterium michiganense pv. tritici
Clavibacter iranicus

[edit] Fungal diseases

Fungal diseases
Alternaria leaf blight

Alternaria triticina

Anthracnose

Colletotrichum graminicola
Glomerella graminicola [teleomorph]

Ascochyta leaf spot

Ascochyta tritici

Aureobasidium decay

Microdochium bolleyi
= Aureobasidium bolleyi

Black head molds = sooty molds

Alternaria spp.
Cladosporium spp.
Epicoccum spp.
Sporobolomyces spp.
Stemphylium spp. and other genera

Black point = kernel smudge Thought to be associated with funal infection however no clear link found, now thought to be a result of physiological circumstances
Cephalosporium stripe

Hymenula cerealis
= Cephalosporium gramineum

Common bunt = stinking smut

Tilletia tritici
= Tilletia caries
Tilletia laevis
= Tilletia foetida

Common root rot

Cochliobolus sativus [teleomorph]
Bipolaris sorokiniana [anamorph]
= Helminthosporium sativum

Cottony snow mold

Coprinus psychromorbidus

Crown rot = foot rot, seedling blight, dryland root rot

Fusarium spp.
Fusarium pseudograminearum
Gibberella zeae
Fusarium graminearum Group II [anamorph]
Gibberella avenacea
Fusarium avenaceum [anamorph]
Fusarium culmorum

Dilophospora leaf spot = twist

Dilophospora alopecuri

Downy mildew = crazy top

Sclerophthora macrospora

Dwarf bunt

Tilletia controversa

Ergot

Claviceps purpurea
Sphacelia segetum [anamorph]

Eyespot = foot rot, strawbreaker

Tapesia yallundae
Ramulispora herpotrichoides [anamorph]
= Pseudocercosporella herpotrichoides W-pathotype
T. acuformis
Ramulispora acuformis [anamorph]
= Pseudocercosporella herpotrichoides var. acuformis R-pathoytpe

False eyespot

Gibellina cerealis

Flag smut

Urocystis agropyri

Foot rot = dryland foot rot

Fusarium spp.

Halo spot

Pseudoseptoria donacis
= Selenophoma donacis

Karnal bunt = partial bunt

Tilletia indica
= Neovossia indica

Leaf rust = brown rust

Puccinia triticina
= Puccinia recondita f.sp. tritici
Puccinia tritici-duri

Leptosphaeria leaf spot

Phaeosphaeria herpotrichoides
= Leptosphaeria herpotrichoides
Stagonospora sp. [anamorph]

Loose smut

Ustilago tritici
= Ustilago segetum var. tritici
Ustilago segetum var. nuda
Ustilago segetum var. avenae

Microscopica leaf spot

Phaeosphaeria microscopica
= Leptosphaeria microscopica

Phoma spot

Phoma spp.
Phoma glomerata
Phoma sorghina
= Phoma insidiosa

Pink snow mold = Fusarium patch

Microdochium nivale
= Fusarium nivale
Monographella nivalis [teleomorph]

Platyspora leaf spot

Clathrospora pentamera
= Platyspora pentamera

Powdery mildew

Erysiphe graminis f.sp. tritici
Blumeria graminis
= Erysiphe graminis
Oidium monilioides [anamorph]

Pythium root rot

Pythium aphanidermatum
Pythium arrhenomanes
Pythium graminicola
Pythium myriotylum
Pythium volutum

Rhizoctonia root rot

Rhizoctonia solani
Thanatephorus cucumeris [teleomorph]

Ring spot = Wirrega blotch

Pyrenophora seminiperda
= Drechslera campanulata
Drechslera wirreganensis

Scab = head blight

Fusarium spp.
Gibberella zeae
Fusarium graminearum Group II [anamorph]
Gibberella avenacea
Fusarium avenaceum [anamorph]
Fusarium culmorum
Microdochium nivale
= Fusarium nivale
Monographella nivalis [teleomorph]

Sclerotinia snow mold = snow scald

Myriosclerotinia borealis
= Sclerotinia borealis

Sclerotium wilt (see Southern blight)

Sclerotium rolfsii
Athelia rolfsii [teleomorph]

Septoria blotch

Septoria tritici
Mycosphaerella graminicola [teleomorph]

Sharp eyespot

Rhizoctonia cerealis
Ceratobasidium cereale [teleomorph]

Snow rot

Pythium spp.
Pythium aristosporum
Pythium iwayamae
Pythium okanoganense

Southern blight = Sclerotium base rot

Sclerotium rolfsii
Athelia rolfsii [teleomorph]

Speckled snow mold = gray snow mold or Typhula blight

Typhula idahoensis
Typhula incarnata
Typhula ishikariensis
Typhula ishikariensis var. canadensis

Spot blotch

Cochliobolus sativus [teleomorph]
Bipolaris sorokiniana [anamorph]
= Helminthosporium sativum

Stagonospora blotch

Phaeosphaeria avenaria f.sp. triticae
Stagonospora avenae f.sp. triticae [anamorph]
= Septoria avenae f.sp. triticea
Phaeosphaeria nodorum
Stagonospora nodorum [anamorph]
= Septoria nodorum

Stem rust = black rust

Puccinia graminis
= Puccinia graminis f.sp. tritici (Ug99)

Storage molds

Aspergillus spp.
Penicillium spp.
and others

Stripe rust = yellow rust

Puccinia striiformis
Uredo glumarum [anamorph]

Take-all

Gaeumannomyces graminis var. tritici
Gaeumannomyces graminis var. avenae

Tan spot = yellow leaf spot, red smudge

Pyrenophora tritici-repentis
Drechslera tritici-repentis [anamorph]

Tar spot

Phyllachora graminis
Linochora graminis [anamorph]

Wheat Blast

Magnaporthe grisea

Zoosporic root rot

Lagena radicicola
Ligniera pilorum
Olpidium brassicae
Rhizophydium graminis

[edit] Viral diseases

Viral diseases
African cereal streak see Maize streak
Agropyron mosaic genus Rymovirus, Agropyron mosaic virus (AgMV)
Australian wheat striate mosaic see Chloris striate mosaic
Barley stripe mosaic genus Hordeivirus, Barley stripe mosaic virus (BSMV)
Barley yellow dwarf genus Luteovirus, Barley yellow dwarf virus (BYDV)
Barley yellow streak mosaic Barley yellow streak mosaic virus
Barley yellow striate mosaic genus Cytorhabdovirus, Barley yellow striate mosaic virus (BYSMV)
Barley yellow stripe see Barley stripe mosaic
Brome mosaic genus Bromovirus, Brome mosaic virus (BMV)
Cereal northern mosaic genus Cytorhabdovirus, Cereal northern mosaic virus (NCMV)
Cereal tillering Cereal tillering virus
Chloris striate mosaic genus Monogeminivirus, Chloris striate mosaic virus (CSMV)
Cocksfoot mottle genus Sobemovirus, Cocksfoot mottle virus (CoMV)
Eastern wheat striate Eastern wheat striate virus
Enanismo Probable virus or phytoplasma
High plains disease Probable virus. Vectored by wheat curl mite, Aceria tosichella
Maize streak genus Monogeminivirus, Maize streak virus (MSV)
Northern cereal mosaic genus Cytorhabdovirus, Cereal northern mosaic virus (NCMV)
Oat sterile dwarf genus Fijivirus, Oat sterile dwarf virus (OSDV)
Rice black-streaked dwarf genus Fijivirus, Rice black-streaked dwarf virus (RBSDV)
Rice hoja blanca genus Tenuivirus, Rice hoja blanca virus (RHBV)
Russian winter wheat mosaic genus Cytorhabdovirus, Russian winter wheat mosaic virus (WWRMV)
Seedborne wheat yellows Seedborne wheat yellows viroid
Tobacco mosaic genus Tobamovirus, Tobacco mosaic virus (TMV)
Wheat American striate mosaic genus Nucleorhabdovirus, Wheat American striate mosaic virus (WASMV)
Wheat chlorotic streak = Wheat chlorotic streak mosaic see Barley yellow striate mosaic
Wheat dwarf genus Monogeminivirus, Wheat dwarf virus (WDV)
Wheat European striate mosaic genus Tenuivirus, Wheat European striate mosaic virus (EWSMV)
Wheat rosette stunt see Cereal northern mosaic
Wheat soilborne mosaic genus Furovirus, Wheat soil-borne mosaic virus (SBWMV)
Wheat soilborne yellow mosaic Wheat soil-borne yellow mosaic virus
Wheat spindle streak mosaic a strain of Wheat yellow mosaic virus
Wheat spot mosaic Probable virus or phytoplasma
Wheat streak mosaic genus Rymovirus, Wheat streak mosaic virus (WSMV)
Wheat striate mosaic see Wheat American striate mosaic
Wheat yellow leaf genus Closterovirus, Wheat yellow leaf virus (WYLV)
Wheat yellow mosaic Wheat yellow mosaic virus = Wheat spindle streak mosaic virus

[edit] Phytoplasmal diseases

Phytoplasmal diseases
Aster yellows Aster yellows phytoplasma

[edit] References