Halo blight of bean is a bacterial disease caused by Pseudomonas syringae pv. phaseolicola. Halo blight’s pathogen is a gram-negative, aerobic, polar-flagellated and non-spore forming bacteria.This bacterial disease was first discovered in the early 1920s, and rapidly became the major disease of beans throughout the world. The disease favors the...
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Halo blight is a fatal plant disease which attacks legumes and is caused by the bacteria Pseumonas phaseolicola. The plant develops yellow-ringed, water-soaked spots, then withers and dies without rotting. ... (09 Oct 1997) ...
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http://www.encyclo.co.uk/local/20973
[
n] - a blight affecting the leaves of oats and other grasses 2. [n] - a blight of bean plants
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