Part 1 Pre-basic seed potatoes of GB grade PBTC produced in WalesF1
Column 1 Specified diseases or pests, damage and defects | Column 2 Individual tolerances |
|---|---|
| Group 1 | |
| Wart Disease (Synchytrium endobioticum (Schilb) 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 Viroid | Nil |
| Colorado Beetle (Lepinotarsa decemlineata (Say)) | Nil |
| F2Candidatus Liberibacter solanacearum Liefting et al | Nil |
| Candidatus Phytoplasma solani Quaglino et al | Nil |
| 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 Rot | Nil |
| Dry Rot (Fusarium species) | Nil |
| Gangrene (Phoma species) | Nil |
| Frost damaged tubers | Nil |
| Group III | |
| Skin spot (Polyscytalum pustulans (Owen & Wakefield) M B Ellis | Nil |
| 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 variety | Nil |
| Superficial necrosis caused by potato virus Y | Nil |
| Shrivelled tubers due to excessive dehydration or dehydration caused by silver scurf (Helminthosporium solani) | Nil |
| Group VII | |
| Dirt or other extraneous matter | 1.0% |
Annotations
Textual amendments
- F1
Word in Sch. 3 Pt. 1 heading substituted (31.12.2020) by The Seed Potatoes (Wales) (Amendment) (EU Exit) Regulations 2019 (S.I. 2019/738), regs. 1(2), 2(14)(a) (as amended by S.I. 2020/1573, regs. 1(2)(b), 2(3)(l)); 2020 c. 1, Sch. 5 para. 1(1)
- F2
Words in Sch. 3 Pt. 1 inserted (29.8.2020) by The Marketing of Seed, Plant and Propagating Material (Wales) Regulations 2020 (S.I. 2020/833), regs. 1, 5(4)(b)
- F3
Words in Sch. 3 Pt. 1 substituted (29.8.2020) by The Marketing of Seed, Plant and Propagating Material (Wales) Regulations 2020 (S.I. 2020/833), regs. 1, 5(4)(a)(i)
- F4
Words in Sch. 3 Pt. 1 substituted (29.8.2020) by The Marketing of Seed, Plant and Propagating Material (Wales) Regulations 2020 (S.I. 2020/833), regs. 1, 5(4)(a)(ii)