1. Department of Ecology and Crop Production Science, Swedish University of Agricultural Sciences, Box 7043, S‐750 07 Uppsala, Sweden
2. Department of Landscape Planning, Swedish University of Agricultural Sciences, Box 7012, S‐750 07 Uppsala, Sweden
3. Food Group, AFSD, Lincoln University, Canterbury, New Zealand
4. Visiting Scientist, Department of Food Science, Swedish University of Agricultural Sciences, Box 7051, S‐750 07 Uppsala, Sweden