1. National Institute of Agrobiological Sciences, Kannondai 2-1-2, Tsukuba 305 8602, Japan
2. Leibniz Institute of Plant Genetics and Crop Plant Research, Gatersleben, D-06466 Stadt Seeland, Germany
3. Faculty of Agriculture, Tottori University, Tottori 680 8550, Japan
4. Nordic Genetic Resource Center, SE-23053 Alnarp, Sweden
5. Kihara Institute for Biological Research, Yokohama City University, Yokohama 244 0813, Japan
6. Agricultural Research Department, Hokkaido Research Organization, Chuo Agricultural Experiment Station, Naganuma, Hokkaido 069 1395, Japan
7. Institute of Crop Science, National Agriculture and Food Research Organization, Tsukuba 305 8518, Japan
8. James Hutton Institute, Invergowrie, Dundee DD2 5DA, United Kingdom
9. Division of Plant Sciences, University of Dundee, Dundee DD1 4HN, United Kingdom