Cercospora


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Cercospora

[sər′käs·pə·rə]
(mycology)
A genus of imperfect fungi having dark, elongate, multiseptate spores.
References in periodicals archive ?
The photoactivated Cercospora toxin cercosporin: contributions to plant disease and fundamental biology.
Cercospora kikuchii 15/01 CD202 6,00 14,50 CD215 2,00 14,00 CD216 4,50 11,50 30/01 CD202 3,50 20,00 CD215 1,00 13,00 CD216 1,50 14,50 15/02 CD202 2,50 19,00 CD215 3,50 13,00 CD216 3,50 12,50 15/03 CD202 4,00 8,00 CD215 2,50 7,00 CD216 3,00 7,00 Epoca de Microrganismos (%) semeadura Cultivar Colletotrichum dematium Fusarium spp.
Diflubenzuron, a benzamine chitin-inhibitor commonly used as an insecticide, has been reported to have fungicidal activity in Mississippi against, Cercospora sojina, the frogeye leaf spot (fls) pathogen of soybean.
Cercospora kikuchii attacks the seed, leaves, and pods of soybean plants leading to decreased seed quality and potential yield losses.
The scientists have already provided growers with new sugar beets that offer excellent resistance to Rhizoctonia root rot plus some tolerance to Cercospora leaf spot, for instance.
Now he's narrowing down DNA identification even further to identify species within these genera, emphasizing Aphanomyces and Cercospora.
This means breeders must now ensure that new corn hybrids resist both forms of Cercospora zeae-maydis.
Cercospora fungi cause disease on many crop plants, including grey leaf spot on corn and purple seed stain on soybeans.
At the ARS Soybean and Nitrogen Fixation Unit in Raleigh, North Carolina, Upchurch and his research team isolated and cloned a gene that protects Cercospora fungi from their own toxin.
He and research associate Gordon Snyder began trying to insert a modified gene into cells of sugar beets, one that might give the beet plants resistance to a fungal disease, Cercospora leaf spot.
During his travels through seven European countries, he looked for sugarbeets and their wild relatives that might resist a costly leaf spot disease caused by the fungus Cercospora beticola.