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phloem necrosis
noun
Plant Pathology.
- a disease of the American elm caused by a mycoplasmalike organism, characterized by yellowing and necrosis of the foliage and yellowish-brown discoloration of the phloem.
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˜yÐÄvlog History and Origins
Origin of phloem necrosis1
First recorded in 1920–25
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Example Sentences
Examples have not been reviewed.
Sweeping out of the Middle West was an even more deadly disease, phloem necrosis, which kills thousands of elms every year.
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