Medlemsstaterne foreskriver , at laeggekartofler , der erhvervsmaessigt skal bringes i handelen , kun maa produceres paa arealer , som ved offentlig kontrol er konstateret at vaere fri for angreb af kartoffelnematod .
The Member States shall provide that seed potatoes intended for marketing may be produced only on plots which, on official investigation, have been recognised as uncontaminated by Potato Cyst Eelworm. (1) OJ No 28, 17.2.1967, p. 454/67.