f) der skal paa observationspunkterne i givet fald anvendes faelder, der tiltraekker de relevante skadegoerere; faeldernes antal og type samt fangstmetoden skal afpasses efter skadegoererens biologi.
(f) where appropriate, at the observation points, traps which attract the relevant organisms shall be used; the type and number of traps to be used as well as the method of trapping shall take into account the biology of the pest.