ANNEX VMeasures to prevent the presence of RNQPs on specific plants for planting
PART FMeasures to prevent the presence of the RNQPs on seed potatoes
The competent authority or, if so required, the professional operator under the official supervision of the competent authority, shall carry out checks and take any other actions to ensure that the requirements concerning the respective RNQPs and plants for planting, provided for in the following table, are fulfilled.
RNQPs or symptoms caused by RNQPs | Plants for planting | Requirements |
---|---|---|
Blackleg (Dickeya Samson et al. spp.; Pectobacterium Waldee emend. Hauben et al. spp.) | Solanum tuberosum L. |
|
Candidatus Liberibacter solanacearum Liefting et al. | Solanum tuberosum L. |
|
Candidatus Phytoplasma solani Quaglino et al. | Solanum tuberosum L. |
|
Mosaic symptoms caused by viruses and: symptoms caused by:
| Solanum tuberosum L. |
|
Potato spindle tuber viroid | Solanum tuberosum L. |
|
RNQPs or symptoms caused by RNQPs | Plants for planting | Requirements |
---|---|---|
Symptoms of virus infection | Solanum tuberosum L. | During official inspection of the direct progeny, the number of symptomatic plants shall not exceed the percentage indicated in Annex IV. |
RNQPs or symptoms caused by RNQPs | Plants for planting | Requirements |
---|---|---|
Candidatus Liberibacter solanacearum Liefting et al. | Solanum tuberosum L. | The competent authority has subjected the lots to official inspection and confirms that they comply with the respective provisions of Annex IV. |
Ditylenchus destructor Thorne | Solanum tuberosum L. | The competent authority has subjected the lots to official inspection and confirms that they comply with the respective provisions of Annex IV. |
Black scurf affecting tubers over more than 10 % of their surface as caused by Thanatephorus cucumeris (A.B. Frank) Donk | Solanum tuberosum L | The competent authority has subjected the lots to official inspection and confirms that they comply with the respective provisions of Annex IV. |
Powdery scab affecting tubers over more than 10 % of their surface as caused by Spongospora subterranea (Wallr.) Lagerh. | Solanum tuberosum L | The competent authority has subjected the lots to official inspection and confirms that they comply with the respective provisions of Annex IV. |
In addition, the competent authorities shall carry out official inspections to ensure that the presence of RNQPs on the growing plants shall not exceed the thresholds set out in the following table:
RNQPs or symptoms caused by RNQPs | Plants for planting (genus or species) | Threshold for the growing plants for pre-basic seed potatoes | Threshold for the growing plants for basic seed potatoes | Threshold for the growing plants for certified seed potatoes | |
---|---|---|---|---|---|
PBTC | PB | ||||
Blackleg (Dickeya Samson et al. spp. [1DICKG]; Pectobacterium Waldee emend. Hauben et al. spp. [1PECBG]) | Solanum tuberosum L. | 0 % | 0 % | 1,0 % | 4,0 % |
Candidatus Liberibacter solanacearum Liefting et al. [LIBEPS] | Solanum tuberosum L. | 0 % | 0 % | 0 % | 0 % |
Candidatus Phytoplasma solani Quaglino et al. [PHYPSO] | Solanum tuberosum L. | 0 % | 0 % | 0 % | 0 % |
Mosaic symptoms caused by viruses and symptoms caused by leaf roll virus [PLRV00] | Solanum tuberosum L. | 0 % | 0,1 % | 0,8 % | 6,0 % |
Potato spindle tuber viroid [PSTVD0] | Solanum tuberosum L. | 0 % | 0 % | 0 % | 0 % |