thread blight


Definition of thread blight

: a disease of cocoa, tea, citrus, and other woody plants in semitropical and tropical countries caused by basidiomycetous fungi of the genera Pellicularia and Marasmius that form filamentous strands of mycelium over the surface of leaves and twigs

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Cite this Entry

“Thread blight.” Dictionary, Merriam-Webster, Accessed 23 Jan. 2021.

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