Claviceps gigantea (ergot of corn, horse's tooth )
Claviceps gigantea
ergot of corn, horse's tooth
Mexico
Not known to occur
2022-02-08 20:48:07
fungus
Korea
corn, maize
CLAVGI
1 Known Hosts
Zea mays
corn
Yes
CLAVGI-2,CLAVGI-4,ISF RPLD,CLAVGI-1
Sclerotia of this fungus replace kernels, but are easily identified and easily removed from seed. This disease is of relatively low importance and is isolated to mountainous regions of Mexico.
Yes
Visual examination of seed
Physical purity tests, Visual examination of seeds
CLAVGI-1,ISF RPLD
A quality seed production operation that includes seed cleaning and conditioning, and seed testing should remove all sclerotia from seed lots. Avoid seed production in Mexico mountain regions.