Dictionary
5 ENTRIES FOUND:

ring spot

noun

Definition of RING SPOT

1
:  any of various plant diseases caused by viruses (genus Nepovirus of the family Comoviridae) and marked by circular lesions of usually chlorotic or necrotic tissue
2
:  a turf disease caused by an ascomycetous fungus (Leptosphaeria korrae syn. Ophiosphaerella korrae) and marked by circular patches or rings of dead grass

First Known Use of RING SPOT

1923

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