Fungal diseases
|
| Anthracnose
|
Colletotrichum graminicola
- Glomerella graminicola [teleomorph]
|
| Blast
|
Unfavorable environmental conditions and/or any of several pathogens
|
| Downy mildew
|
Sclerophthora macrospora
|
| Ergot
|
Claviceps purpurea
- Sphacelia segetum [anamorph]
|
| Fusarium foot rot
|
Fusarium culmorum
|
| Head blight
|
Bipolaris sorokiniana
- Cochliobolus sativus [teleomorph]
Drechslera avenacea
Fusarium graminearum
- Gibberella zeae [teleomorph]
Other Fusarium spp.
|
| Leaf blotch and crown rot (Helminthosporium leaf blotch)
|
Drechslera avenacea
- = Helminthosporium avenaceum
Drechslera avenae
- = Helminthosporium avenae
- Pyrenophora avenae [teleomorph]
|
| Powdery mildew
|
Erysiphe graminis f. sp. avenae
E. graminis
- Oidium monilioides [anamorph]
|
| Red leather disease
|
Spermospora avenae [anamorph]
|
| Rhizoctonia root rot
|
Rhizoctonia solani
- Thanatephorus cucumeris [teleomorph]
|
| Root rot
|
Bipolaris sorokiniana
- Cochliobolus sativus [teleomorph]
Fusarium spp.
Pythium spp.
P. debaryanum
P. irregulare
P. ultimum
|
| Rust, crown
|
Puccinia coronata
|
| Rust, stem
|
Puccinia graminis
|
| Seedling blight
|
Bipolaris sorokiniana
Cochliobolus sativus [teleomorph]
Drechslera avenae
Fusarium culmorum
Pythium spp.
Rhizoctonia solani
|
| Sharp eyespot
|
Rhizoctonia cerealis
- Ceratobasidium cereale [teleomorph]
|
| Smut, covered
|
Ustilago segetum
- = U. kolleri
|
| Smut, loose
|
Ustilago avenae
|
| Snow mold, pink (Fusarium patch)
|
Microdochium nivale
- = Fusarium nivale
- Monographella nivalis [teleomorph]
|
| Snow mold, speckled or gray (Typhula blight)
|
T. idahoensis
T. incarnata
T. ishikariensis
|
| Speckled blotch (Septoria blight)
|
Stagonospora avenae
- = Septoria avenae
- Phaeosphaeria avenaria [teleomorph]
|
| Take-all (white head)
|
Gaeumannomyces graminis var. avenae
Other G. graminis strains
|
| Victoria blight
|
Bipolaris victoriae
Cochliobolus victoriae [teleomorph]
|
