{
  "url": "https://openlegislation.uk/seed-potatoes-amendment-regulations-1988/schedule",
  "json_url": "https://openlegislation.uk/seed-potatoes-amendment-regulations-1988/schedule.json",
  "legislation": "uksi/1988/1759",
  "legislation_title": "The Seed Potatoes (Amendment) Regulations 1988",
  "legislation_url": "https://openlegislation.uk/seed-potatoes-amendment-regulations-1988",
  "path": "schedule",
  "kind": "schedule",
  "number": null,
  "heading": null,
  "text": "Provisions to be subdstituted for Parts I and II of Schedule 5 to the Seed Potatoes Regulations 1984\n“SCHEDULE 5\nRegulations 2(1), 12(e), 18)1)(b) and 18(6)\nPART I\nSPECIFIED DISEASES OR PESTS, DAMAGE AND DEFECTS AND TOLERANCES—POTATOES (OTHER THAN VTSC CLASS) PRODUCED IN GREAT BRITAIN\nColumn 1\nColumn 2\nColumn 3\nColumn 4\nSpecified diseases or pests, damage and defects\nIndividual tolerances\nGroup tolerances\nCollective group tolerances\nGROUP I\nWart Disease (Synchytrium endobioticum (Schilb.) Perc.)\nNIL\n—\n—\nPotato Tuber Eelworm (Ditylenchus destructor Thorne)\nNIL\n—\n—\nPotato Cyst Eelworm (Globodera species infesting potatoes)\nNIL\n—\n—\nRing Rot (Clavibacater michiganensis (Smith) Davis el al. ssp.sepedonicus (Spieck. & Kotth.) Davis et al.)\nNIL\n—\n—\nBrown Rot (Pseudomonas solanacearum (E. F. Smith) Jensen)\nNIL\n—\n—\nPotato Tuber Moth (Phthorimaea operculella (Zell.)\nNIL\n—\n—\nPotato Spindle Tuber Viroid\nNIL\n—\n—\nColorado Beetle (Leptinotarsa decemlineata (Say))\nNIL\n—\n—\nGROUP II\nBlight (Phytophthora infestans (Mont.) de Bary)\n1.0%\n1.0%\n4.0%\nBlackleg (Erwinia carotovora (Jones) Bergey et al. ssp. atroseptica (Hellmers & Dowson) Dye)\n1.0%\n1.0%\n4.0%\nSoft Rots including: Watery Wound Rot (Pythium ultimum Trow)\n1.0%\n1.0%\n4.0%\nPink Rot (Phytophthora erythroseptica Pethybridge) and Pit Rot\n1.0%\n1.0%\n4.0%\nDry Rot (Fusarium species)\n1.0%\n1.0%\n4.0%\nGengrene (Phoma species)\n1.0%\n1.0%\n4.0%\nFrost damaged tubers\n1.0%\n1.0%\n4.0%\nGROUP III\nSkin Spot (Polyscytalum (Owen & Wakefield) M. B. Ellis)\n2.0%\n4.0%\n4.0%\nPowdery Scab (Spongospora subterranea (Wallr.) Lageth.)\n3.0%\n4.0%\n4.0%\nGROUP IV\nBlack Scurf (Rhizoctonia solant Kühn)\n3.0%\n4.0%\n4.0%\nCommon Scab (Streptomyces species)\n4.0%\n4.0%\n4.0%\nGROUP V\nExternal blemishes or tubers other than diseased tubers whose shape is atypical for the variety\n2.0%\n2.0%\n4.0%\nGROUP VI\nDirt or other extraneous matter\n1.0%\n1.0%\nPART II\nSPECIFIED DISEASES OR PESTS, DAMAGE AND DEFECTS AND TOLERANCES—VTSC CLASS\nColumn 1\nColumn 2\nColumn 3\nColumn 4\nSpecified diseases or pests, damage and defects\nIndividual tolerances\nGroup tolerances\nCollective group tolerances\nGROUP I\nWart Disease (Synchytrium endobioticum (Schilb.) Perc.)\nNIL\n—\n—\nPotato Tuber Eelworm (Ditylenchus destructor Thorne)\nNIL\n—\n—\nPotato Cyst Eelworm (Globodera species infesting potatoes)\nNIL\n—\n—\nRing Rot (Clavibacater michiganensis (Smith) Davis el al. ssp.sepedonicus (Spieck. & Kotth.) Davis et al.)\nNIL\n—\n—\nBrown Rot (Pseudomonas solanacearum (E. F. Smith) Jensen)\nNIL\n—\n—\nPotato Tuber Moth (Phthorimaea operculella (Zell.)\nNIL\n—\n—\nPotato Spindle Tuber Viroid\nNIL\n—\n—\nColorado Beetle (Leptinotarsa decemlineata (Say))\nNIL\n—\n—\nGROUP II\nBlight (Phytophthora infestans (Mont.) de Bary)\n0.5%\n1.0%\n4.0%\nBlackleg (Erwinia carotovora (Jones) Bergey et al. ssp. atroseptica (Hellmers & Dowson) Dye)\nNIL\n1.0%\n4.0%\nSoft Rots including: Watery Wound Rot (Pythium ultimum Trow)\n0.5%\n1.0%\n4.0%\nPink Rot (Phytophthora erythroseptica Pethybridge) and Pit Rot\n0.5%\n1.0%\n4.0%\nDry Rot (Fusarium species)\n0.5%\n1.0%\n4.0%\nGengrene (Phoma species)\n0.5%\n1.0%\n4.0%\nFrost damaged tubers\n0.5%\n1.0%\n4.0%\nGROUP III\nSkin Spot (Polyscytalum (Owen & Wakefield) M. B. Ellis)\n0.5%\n3.0%\n4.0%\nGROUP IV\nBlack Scurf (Rhizoctonia solant Kühn)\n1.5%\n3.0%\n4.0%\nCommon Scab (Streptomyces species)\n3.0%\n3.0%\n4.0%\nGROUP V\nPowdery Scab (Spongospora subterranea (Wallr.) Lageth.)\n1.5%\n3.0%\n4.0%\nGROUP VI\nExternal blemishes or tubers other than diseased tubers whose shape is atypical for the variety\n2.0%\n2.0%\n4.0%\nGROUP VII\nDirt or other extraneous matter\n1.0%\n1.0%\n”",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1988/1759/schedule",
    "retrieved_at": "2026-10-29T15:56:47.528718+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}