Bacterial stalk rot of sorghum
Erwinia chrysanthemi
- Leaf chlorosis in plant infected with bacterial stalk rot
- Rot in sorghum plant infected with bacterial stalk rot
- Slitting the sorghum stalk reveals discolouration and soft slimy rot due to bacterial stalk rot (Photo by NutrienAg)
Charcoal rot in sorghum
Macrophomina phaseolina
- Internal stalk tissue shreds as a result of charcoal rot infection
- Microsclerotes evident on internal stalk tissue of charcoal rot infected sorghum plant
- Lodged plants as a result of charcoal rot infection
Sorghum ergot
Claviceps africana
- Ergot honeydew on sorghum panicle
Fusarium stalk rot in sorghum
Fusarium thapsinum, Fusarium andiyazi
- Sorghum fusarium stalk rot in plant stem
- Sorghum fusarium stalk rot in plant stem, close up
Fusarium head blight in sorghum
Fusarium spp.
- Reddish-brown discolouration of a sorghum panicle infected with head blight
- Fusarium head blight lesion on sorghum heads can extend down to the peduncle
Grain mould in sorghum
various spp.
- Brown mouldy fungal growth evident on sorghum panicles with grain mould
- Brown mouldy fungal growth evident on sorghum panicles with grain mould
- Dark mouldy fungal growth on sorghum panicles with grain mould
Rust in sorghum
Puccinia purpurea
- Small dark flecks of rust pustules on sorghum leaves
- Extensive rust symptoms on sorghum leaves
- Close up of sorghum leaf infected with rust
Target leaf spot in sorghum
Bipolaris sorghicola
- Sorghum plant with Target leaf spot
- Close up of sorghum leaf infected with Target leaf spot