This article is a list of diseases of rye (Secale cereale).
Bacterial diseases
| Bacterial diseases | |
|---|---|
| Bacterial streak (black chaff) | Xanthomonas campestris pv. translucens |
| Halo blight | Pseudomonas coronafaciens pv. coronafaciens |
Fungal diseases
| Fungal diseases | |
|---|---|
| Anthracnose | Colletotrichum graminicola
|
| Black head molds |
Alternaria spp. |
| Black point |
Bipolaris sorokiniana [anamorph]
Fusarium spp. |
| Bunt (stinking smut) |
Tilletia caries |
| Cephalosporium stripe |
Hymenula cerealis |
| Common root rot and seedling blight |
Bipolaris sorokiniana |
| Cottony snow mold (winter crown rot) | |
| Dilophospora leaf spot (twist) | |
| Dwarf bunt | |
| Ergot |
Claviceps purpurea |
| Fusarium root rot | |
| Halo spot |
Pseudoseptoria donacis |
| Karnal bunt (partial bunt) |
Neovossia indica |
| Leaf rust (brown rust) |
Puccinia recondita |
| Leaf streak |
Mycosphaerella recutita |
| Leptosphaeria leaf spot |
Phaeosphaeria herpotrichoides |
| Loose smut | |
| Pink snow mold (Fusarium patch) |
Monographella nivalis var. nivalis
= Microdochium nivale |
| Powdery mildew | |
| Pythium root rot |
P. aphanidermatum |
| Scab |
Gibberella zeae |
| Septoria leaf blotch | |
| Septoria tritici blotch (speckled leaf blotch) |
Zymoseptoria tritici |
| Sharp eyespot and Rhizoctonia root rot |
Rhizoctonia cerealis |
| Snow scald (Sclerotinia snow mold) | |
| Speckled (or gray) snow mold (Typhula blight) |
Typhula idahoensis |
| Spot blotch | |
| Stagonospora blotch (glume blotch) |
Stagonospora nodorum |
| Stalk smut (stripe smut) | |
| Stem rust | |
| Storage molds |
Alternaria spp. |
| Strawbreaker (eyespot or foot rot) |
Pseudocercosporella herpotrichoides |
| Stripe rust (yellow rust) |
Puccinia striiformis |
| Take-all | |
| Tan spot (yellow leaf spot) |
Pyrenophora tritici-repentis |
Nematodes, parasitic
| Nematodes, parasitic | |
|---|---|
| Cereal cyst | Heterodera avenae |
| Leaf and stem | Ditylenchus dipsaci |
| Root gall | Subanguina radicicola |
| Root knot | Meloidogyne spp. |
| Seed gall | Anguina tritici |
Viral diseases
| Viral diseases | |
|---|---|
| Barley yellow dwarf | Barley yellow dwarf virus |
| Soilborne mosaic | Wheat soil-borne mosaic virus |
| Wheat streak mosaic | Wheat streak mosaic virus |