Preferred Term:
weather fleck
Definition:
Weather fleck is a non-infectious disease, induced by air-pollution (mainly ozone), and characterized by small necrotic lesions on the leaves. These lesions are usually dark brown in color in the beginning and gradually transition to white color over time as leaf tissue dies.
Concept Schemes:
NALT Full
Broader Concept:
URI:
https://lod.nal.usda.gov/nalt/335198
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RDF/XMLCreated 2019-11-01, last modified 2019-12-16