1. Dep. of Plant Sciences; Norwegian Univ. of Life Sciences; P.O. Box 5003 N-1431 Aas Norway
2. MTT (Agrifood Research Finland); FI-31600 Jokioinen Finland
3. Graminor AS, Bjørke Forsøksgård; Hommelstadvegen 60 2322 Ridabu Norway
4. Boreal Plant Breeding Ltd; Myllytie 10 FI-31600 Jokioinen Finland