Article
Races of the Celery Pathogen Fusarium oxysporum f. sp. apii Are Polyphyletic.
Phytopathology - 1 Apr 2017
Epstein Lynn, Kaur Sukhwinder, Chang Peter L, Carrasquilla-Garcia Noelia, Lyu Guiyun, Cook Douglas R, Subbarao Krishna V, O'Donnell Kerry
Abstract excerpt
Fusarium oxysporum species complex (FOSC) isolates were obtained from celery with symptoms of Fusarium yellows between 1993 and 2013 primarily in California. Virulence tests and a two-gene dataset from 174 isolates indicated that virulent isolates collected before 2013 were a highly clonal population of F. oxysporum f. sp. apii race 2. In 2013, new highly virulent clonal isolates, designated race 4, were...
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