1. Bioforsk - Norwegian Institute for Agricultural and Environmental Research; Holt Tromsø Norway
2. Department of Plant Sciences; Norwegian University of Life Sciences; Ås Norway
3. Department of Plant Physiology; University of Agriculture in Krakow; Krakow Poland
4. Bioforsk - Norwegian Institute for Agricultural and Environmental Research; Hellevik i Fjaler Norway
5. Graminor Ltd.; Torggården Bodø Norway