brown-rot

brown rot

noun Plant Pathology.
any plant disease, especially of apples, peaches, plums, and cherries, characterized by browning and decay of tissues, caused by various fungi and bacteria.

Origin:
1890–95

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World English Dictionary
brown rot
 
n
1.  a disease of apples, peaches, etc, caused by fungi of the genus Sclerotinia and characterized by yellowish-brown masses of spores on the plant surface
2.  decay of timber caused by the action of fungi on the cellulose

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
brown rot  
Any of several plant diseases, especially a disease of peach, plum, cherry, and related plants, caused by an ascomycete fungus and characterized by wilting and browning of the flowers and leaves and rotting of the fruits.
The American Heritage® Science Dictionary
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