This article is alist of diseases of the cultivatedoatAvena sativa.
| Bacterial diseases | |
|---|---|
| Bacterial blight (halo blight) | Pseudomonas coronafaciens pv.coronafaciens |
| Bacterial stripe blight | Pseudomonas coronafaciens pv.striafaciens |
| Black chaff and bacterial streak (stripe) | Xanthomonas campestris pv.translucens |
| Fungal diseases | |
|---|---|
| Anthracnose | Colletotrichum graminicola
|
| Blast | Unfavorable environmental conditions and/or any of several pathogens |
| Downy mildew | |
| Ergot |
|
| Fusarium foot rot | |
| Head blight | Bipolaris sorokiniana
Drechslera avenacea
OtherFusarium spp. |
| Leaf blotch and crown rot (Helminthosporium leaf blotch) |
|
| Powdery mildew | Erysiphe graminis f. sp.avenae
|
| Red leather disease | Spermospora avenae [anamorph] |
| Rhizoctonia root rot |
|
| Root rot |
Fusarium spp. |
| Rust, crown | |
| Rust, stem | |
| Seedling blight | Bipolaris sorokiniana |
| Sharp eyespot |
|
| Smut, covered |
|
| Smut, loose | Ustilago avenae |
| Snow mold, pink (Fusarium patch) |
|
| Snow mold, speckled or gray (Typhula blight) | |
| Speckled blotch (Septoria blight) |
|
| Take-all (white head) | Gaeumannomyces graminis var.avenae |
| Victoria blight | Bipolaris victoriae |
| Miscellaneous diseases or disorders | |
|---|---|
| Blast | Unfavorable environmental conditions and/or any of several pathogens |
| Gray streak | Manganese deficiency |
| Physiological leaf spot | Genetic predisposition |
| Nematodes, parasitic | |
|---|---|
| Bulb and stem | |
| Cyst, oat or cereal | |
| Cyst | Heterodera hordecalis |
| Dagger, American | |
| Lesion | |
| Pin | Pratylenchus spp. |
| Ring | Criconemella spp. |
| Root-knot | |
| Sheath | Hemicycliophora spp. |
| Spiral | Helicotylenchus spp. |
| Sting | |
| Stubby-root | |
| Stunt | |
| Viruses | |
|---|---|
| Oat blue dwarf | Oat blue dwarf virus |
| Oat mosaic | Oat mosaic virus |
| Oat necrotic mottle | Oat necrotic mottle virus |
| Oat red leaf | Barley yellow dwarf virus |
