Data for the present study was collected through a self-completed
questionnaire in Swedish (Appendix 1, translated into English) distributed
by SKOP (www.skop.se), a private opinion institute in Sweden.
The questions within the questionnaire were developed by the
authors of the present paper although in discussion with SKOP having
long tradition of distributing and interpreting questionnaires. The
basis when selecting which questions to include in the questionnaire
was to be able to answer the aims of the study. The questionnaire was
pre-tested on a number of colleagues at the university and a number
of farmers before finalized for this survey