1. ; Laboratory of Food Quality Design and Development; Graduate School of Agriculture, Kyoto University; 611-0011 Uji, Kyoto Japan
2. ; National Institute of Crop Science; National Agricultural Research Organization; 305-8518 Tsukuba, Ibaraki Japan
3. Nagano Chushin Agricultural Experiment Station; 399-6461 Shiojiri, Nagano Japan
4. ; Department of Food Science; Ishikawa Agricultural College; 921-8836 Nonoichi, Ishikawa Japan