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13.Withholding or withdrawal of sealing devices or official labels
22.Amendment of the Plant Health Order (Northern Ireland) 1993
Classification: source material for planting, requirements and tolerances for the growing crop
Particulars to be set out in a certificate
Seed potato tubers: requirements as to varietal purity and size
Tolerances for diseases, pests, damage and defects in seed potato tubers
Measures to prevent spread, by means of seed potatoes, of disease or pests