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