sooty blotch

noun

Plant Pathology.

1. a disease, especially of apples and pears, characterized by sootlike spots or blotches on the fruit, caused by a fungus, Gloeodes pomigena.

2. a disease of clover, characterized by black, crusty blotches on the underside of the leaves, caused by a fungus, Cymadothea trifolii.

Example Sentences

To these should be added in the South and middle latitudes, sooty blotch and bitter rot.

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