BLISTER RUST Definition & Meaning

blister rust

noun

Plant Pathology.

a disease, especially of white pines, characterized by cankers and in the spring by blisters on the stems, caused by a rust fungus of the genus Cronartium.

blister rust

noun

a disease of certain pines caused by rust fungi of the genus Cronartium , causing swellings on the bark from which orange masses of spores are released

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�y��vlog History and Origins

Origin of blister rust¹

First recorded in 1915–20

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Example Sentences

Examples have not been reviewed.

A nonnative fungus — white pine blister rust — has been killing whitebark pines for a century and they’ve been largely wiped out in areas.

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A nonnative fungus - white pine blister rust - has been killing whitebark pines for a century and they’ve been largely wiped out in areas.

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But, in 1911, the federal government banned black currants, which carried white pine blister rust, a fungus that infected white pines and presented a threat to the timber industry.

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Plus trees are adult, cone-bearing trees that have shown resistance to blister rust, noted Park vegetation biologist Dawn LaFleur.

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The nonprofit supports his exploration as it works to combat the effects of bark beetles and blister rust in Western forests.

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