NAME OF THE ORGANISM: Athelia rolfsii (Wet rot) (SCLORO)
GENERAL INFORMATION ON THE PEST
Name as submitted in the project specification (if different to the preferred name):
Wet rot
Pest category:
Fungi
1- Identity of the pest/Level of taxonomic listing:
Is the organism clearly a single taxonomic entity and can it be adequately distinguished from other entities of the same rank?
Yes
Is the pest defined at the species level or lower?:
Yes
Can listing of the pest at a taxonomic level higher than species be supported by scientific reasons or can species be identified within the taxonomic rank which are the (main) pests of concern?
- Not relevant: Seed potato sector
Is it justified that the pest is listed at a taxonomic rank below species level?
Not relevant
Conclusion:
- Not evaluated: Seed potato sector
Justification (if necessary):
According to IndexFungorum (http://www.indexfungorum.org/names/NamesRecord.asp?RecordID=219848) the preferred name is Athelia rolfsii rather than Sclerotium rolfsii.
2 – Status in the EU:
Is this pest already a quarantine pest for the whole EU?
No
Presence in the EU:
Yes
Conclusion:
candidate
Justification (if necessary):
The pest is present in lot of EU Member States (CABI, 2016)
HOST PLANT N°1: Solanum tuberosum (SOLTU) for the Seed potato sector.
Origin of the listing:
5 - Seed potato sector: Council Directive 2002/56/EC
Plants for planting:
Plants intended for planting, other than [true] seeds
3 - Is the pest already listed in a PM4 standard on the concerned host plant?
Yes
Conclusion:
Qualified
Justification (if necessary):
Pest already listed in the EPPO PM 4 Standard under the dry/wet rot symptoms.
CONCLUSION ON THE STATUS:
Recommended for listing as an RNQP, based on EPPO PM 4 Standard.
8 - Tolerance level:
Is there a need to change the Tolerance level:
No
Proposed Tolerance levels:
9 - Risk management measures:
Is there a need to change the Risk management measure:
No
Proposed Risk management measure:
REFERENCES:
- CABI (Centre for Agricultural Bioscience International), online, 2016. Datasheets Athelia rolfsii (sclerotium rot). Invasive species compendium. CABI, Wallingford, UK. Available from http://www.cabi.org/isc/datasheet/49155;