1. Faculty of Environmental Sciences and Natural Resource Management, Norwegian University of Life Sciences, 1433 Ås, Norway
2. Lindum AS, 3036 Drammen, Norway
3. Department of Vegetable Crops, Faculty of Horticulture, Poznan University of Life Sciences, 60-637 Poznań, Poland
4. Department of Contaminants and Biohazards, Institute of Marine Research, 5005 Bergen, Norway
5. Faculty of Chemistry, Biotechnology and Food Science, Norwegian University of Life Sciences, 1433 Ås, Norway
6. Department of Environmental Science, Stockholm University, 106 91 Stockholm, Sweden