Erwinia rhapontici
rhubarb crown rot
Aplanobacter rhapontici, Bacillus rhapontici, Bacterium rhapontici, Erwinia carotovora var. rhapontici, Pectobacterium rhapontici, Phytomonas rhapontici, Pseudobacterium rhapontici,Xanthomonas rhapontici
Asia, Europe, Canada, Mexico, New Zealand
Western and Midwest states
2023-04-20
bacteria
Brazil
Primarily rhubarb and wheat. Reported on a few vegetables.
ERWIRH
Brazil lists this as Pectobacterium rhapontici.
5 Known Hosts
Allium cepa
onion
No
ISF RPLD
This bacteria is a wound pathogen known to occur on onions. No references found indicating seed as a pathway in onion. Seed can be a pathway in peas and bean.
International Seed Federation Regulated Pest List Database. pestlist.worldseed.org Nyon Switzerland
Chicorium spp.
chicory
No
CABI CPC
No evidence that seed is a pathway. No references found indicating seed is a pathway.
Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
Dianthus spp.
carnation
No
CABI CPC
No evidence that seed is a pathway. No references found indicating seed is a pathway.
Crop Protection Compendium. Wallingford, UK: CAB International. www.cabi.org/cpc.
Triticum spp.
wheat
No
CABI CPC,ERWIRH-1
Pathway not proven. The disease may be more significant in affecting the quality of the seed rather than yield. There is no evidence of seed transmission. The status of this bacteria as a plant pathogen has not been well-established, and it may be an opportunist pathogen.
Solanum lycopersicum
tomato
No
ISF RPLD
E. rhapontici is a wound pathogen and tomato has been reported as a minor host, however, it is not commonly found on tomato. No references found indicating seed as a pathway
International Seed Federation Regulated Pest List Database. pestlist.worldseed.org Nyon Switzerland
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