SCHEDULE 3U.K.Specified diseases or pests, damage and defects and tolerances

PART 1U.K.Pre-basic seed potatoes of [F1GB] grade PBTC produced in England

Column 1Column 2
Specified diseases or pests, damage and defectsIndividual tolerances
Group 1
Wart Disease (Synchytrium endobioticum (Schlib) Perc)Nil
Potato Tuber Eelworm (Ditylenchus destructor Thorne)Nil
Potato Cyst Nematode (Globodera species infesting potatoes)Nil
Ring Rot (Clavibacter michiganensis (Smith) Davis et al spp sepedonicus (Spieck & Kotth) Davis et al)Nil
Brown Rot (Ralstonia solanacearum (Smith) Yabuuchi et al)Nil
Potato Spindle Tuber ViroidNil
Colorado Beetle (Lepinotarsa decemlineata (Say))Nil
[F2Candidatus Liberibacter solanacearum Liefting et al Nil
Candidatus Phytoplasma solani Quaglino et alNil]
Group II
Blight (Phytophthora infestans) (Mont) de Bary)Nil
[F3Blackleg (Dickeya Samson et al. spp. or Pectobacterium Waldee emend. Hauben et al. spp. or both]Nil
Soft Rots including: Watery Wound Rot (Pythium ultimum Trow)Nil
Pink Rot (Phytophthora erythroseptica Pethybridge) and Pit RotNil
Dry Rot (Fusarium species)Nil
Gangrene (Phoma species)Nil
Frost damaged tubersNil
Group III
Skin spot (Polyscytalum pustulans (Owen & Wakefield) M B EllisNil
Group IV
[F4Black scurf as caused by Thanatephorus cucumeris (A.B. Frank) Donk]Nil
Common Scab (Streptomyces species)Nil
Group V
Powdery scab (Spongospora subterranea (Wallr) Legerh)Nil
Group VI
External blemishes, including damaged tubers or tubers other than diseased tubers whose shape is atypical for the varietyNil
Superficial necrosis caused by potato virus YNil
Shrivelled tubers due to excessive dehydration or dehydration caused by silver scurf (Helminthosporium solani)Nil
Group VII
Dirt or other extraneous matter1.0%