Bitter rot

Also found in: Encyclopedia.
(Bot.) a disease of apples, caused by the fungus Glæosporium fructigenum.

See also: Rot

References in periodicals archive ?
One of the most devastating diseases for apples in the summer is bitter rot.
Hartman said bitter rot develops rapidly in warm weather and slowly in cool weather.
In orchards, bitter rot is more likely to be found near wooded areas and fence rows, and it appears to spread from trees in these border areas.