1. Graduate School of Agriculture Kyoto University Kyoto Japan
2. Graduate School of Life Science Tohoku University Sendai Japan
3. Field Science Education and Research Center Kyoto University Kyoto Japan
4. Graduate School of Agriculture Hokkaido University Sapporo Japan
5. Department of Biology Boston University Boston USA
6. Hokkaido Research Center Forestry and Forest Products Research Institute Sapporo Japan
7. Research Institute for Sustainable Humanosphere Kyoto University Uji Japan
8. Graduate School of Asian and African Area Studies Kyoto University Kyoto Japan