Affiliation: | Department of Botany, Faculty of Science, Kyoto University, Kyoto 606, Japan, and Institute of Genetic Ecology, Tohoku University, Sendai 980, Japan;Agricultural Experiment Station, Toyama Prefecture, Tsukioka, Toyama 930, Japan;Graduate School of Environmental Science, Hokkaido University, Sapporo 060, Japan;Department of Biology, College of Liberal Arts, Toyama University, Toyama 930, Japan;Department of Biology, College of Education, Wakayama University, Wakayama 640, Japan;Department of Crop Science, Toyama College of Technology, Kosugi-machi, Toyama 939–01, Japan |