preamble_253
Council Directive 80/217/EEC of 22 January 1980 introducing Community measures for the control of classical swine fever · European Union
(b) if the comparative tests show some of the titres to SF virus to be equal to or higher than the titres to BVD virus in a proportion of the pigs there shall be suspicion of swine fever and differentiation shall proceed as follows: - those pigs which show neutralizing titres against SF virus which are higher than or equal to the titres against BVD virus shall be slaughtered and their foetuses, together with any tissues estimated to be of value, shall be subjected to examination for swine fever antigen or virus,
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Source: EUR-Lex (Cellar) · retrieved 2026-11-09 · Text as adopted (Official Journal); later amendments are not incorporated in this text.