Division 3 Seed potatoes shall comply with the following requirements concerning the presence of regulated non-quarantine pests (RNQPs), or diseases caused by RNQPs, and the respective categories, as set out in the following table:F1
United Kingdom
| RNQPs or symptoms caused by RNQPs | Threshold in the growing plants for basic seed potatoes | Threshold in the growing plants for certified seed potatoes |
|---|---|---|
| Blackleg ( Dickeya Samson et al . spp . [1DICKG]; Pectobacterium Waldee emend. Hauben et al . spp . [1PECBG]) | 1,0 % | 4,0 % |
| Candidatus Liberibacter solanacearum Liefting et al . [LIBEPS] | 0 % | 0 % |
| Candidatus Phytoplasma solani Quaglino et al . [PHYPSO] | 0 % | 0 % |
| Mosaic symptoms caused by viruses and symptoms caused by Potato leaf roll virus [PLRV00] | 0,8 % | 6,0 % |
| Potato spindle tuber viroid [PSTVD0] | 0 % | 0 % |
| RNQPs or symptoms caused by RNQPs | Threshold in the direct progeny of basic seed potatoes | Threshold in the direct progeny of certified seed potatoes |
|---|---|---|
| Symptoms of virus infection | 4,0 % | 10,0 % |