Black rot
 G. Gichini, icipe
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Bacterial black rot on cabbage
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 A. M. Varela, icipe
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Bacterial black rot
Black rot on cabbage. Characteristic yellowish V-shaped areas at the leaf margin, sites of infection by black rot, Xanthomonas campestris pv. campestris.
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 A.A. Seif, icipe
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Bacterial black rot on cabbage
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 A.M. Varela, icipe
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Bacterial black rot on cabbage
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 A. M. Varela, icipe
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Bacterial black rot. Note blackening of water-conducting tissues of the stem
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 A. M. Varela, icipe
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Bacterial black rot on kales
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 A. M. Varela, icipe
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Bacterial soft rot. Note slimy rot (whitish) of the centre of the cabbage head. This is a secondary infection.
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