marginal blight

marginal blight

[′mär·jən·əl ′blīt]
(plant pathology)
A bacterial disease of lettuce caused by Pseudomonas marginalis, characterized by brownish marginal discoloration of the foliage.
References in periodicals archive ?
Due to lack of direct contact of soil with aerial plant, It appears that disease incidence remained confined to lower leaves as marginal blight probably due to splashing of raindrops carrying the pathogen to lower most leaves.
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