chestnut blight


Also found in: Thesaurus, Encyclopedia, Wikipedia.
Related to chestnut blight: Dutch elm disease

chestnut blight

n.
A disease of chestnut trees caused by a fungus (Cryphonectria parasitica) that is especially destructive to the American chestnut, characterized by cankers that kill the branches and trunk.

chest′nut blight`



n.
a disease of chestnut trees caused by a fungus, Endothia parasitica, characterized by bark lesions that eventually girdle the trunk and kill the tree.
[1905–10, Amer.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chestnut blight - a disease of American chestnut trees
blight - any plant disease resulting in withering without rotting
References in periodicals archive ?
Heterokaryon formation and parasexual recombination between vegetatively incompatible lineages in a population of the chestnut blight fungus, Cryphonectria parasitica.
In the first half of the 20th century, these remarkable forests were effectively wiped out by chestnut blight, a deadly fungal disease accidentally introduced from Asian chestnut cultivars.
Chestnut blight fungus (Cryphonectria parasitica) was first identified in Brooklyn, NY in 1904.
foresters from the American Chestnut Foundation to plant seedlings they hope will be the first in more than a century to withstand an invasive fungus known as the chestnut blight.
Chinesechestnut has been introduced into many countries due to itsbest adaptability for good cold hardiness and adequate tolerance to chestnut blight (Bounous and Marinoni 2005).
Once a common sight, reigning over 200 million acres of eastern woodlands from Maine to Florida, the American chestnut tree disappeared from this area during the first half of the 20th century because of a lethal fungus infestation known as the chestnut blight.
Tree health is crucial to the countryside and the rural economy, and we will continue to work closely with Defra to protect our trees from sweet chestnut blight, Chalara, Phytophthora and other pests and diseases.
Environment Secretary Owen Paterson announced the ban after a six-week consultation, which received "overwhelming support" for stopping imports from areas such as France which are affected by sweet chestnut blight.
Chestnut blight (Cryphonectria parasitica) was introduced into the United States around 1904.
But with aspirations of a convenient cash crop came a fungus disease called chestnut blight, an organism that crept under their split bark, slipped into their vascular system and triggered cankers.
Within a few decades, the chestnut blight killed up to three billion American chestnut trees on over 200 million acres of woodland.