Up-to-date information
- 10-02-09 / Entries 'ordination', 'chronology', 'alpine zone', 'forest zone WA', and 'feeding habit'
- 10-02-07 / Entries: Hibiscus syriacus, Camellia sasanqua, and Begonia semperflorens
- 10-02-07 / Entries: Plant taxonomy
- 10-01-20 / Revision: Fatsia japonica, Vicia cracca, Chenopodium album, and Hypochaeris radicata
- 10-01-07 / Report deadline Jan. 31 (M2) and Feb. 10: Advanced course in environmental conservation
- 09-12-27 / Report deadline Dec. 31 2009: Advanced course in ecology on global warming
- 09-12-22 / Revise 'Site Map'
YY-MM-DD / Content
Research
The keyword is "Disturbance"? 
Research summary
Major interests are to understand how determinants on plant community structures change with space and time. To understand these, I have surveyed plant communities in disturbed areas, including volcanoes, wetlands, forests after wildfire,mining sites, skislopes, etc.
Plant community dynamics on volcanoes (succession)
- World
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Comparative studies between plant communities on volcanoes in the world: How to know the effects of volcanic activities on ecosystems?
Usu - Koma - Pinatubo - North Island, NZ - Mount St Helens, WA
[ English version ] Close to photo album

Studies on the early stages of volcanic succession - Mount Usu
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Plant community dynamics after the 1977-1978 eruptions on Mount Usu
Seedbank and seed germination
Flora list
Link for revegetation on Mount Usu
The meaning of Usu - Mount Koma
Revegetation patterns after disturbances
- Human disturbances
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Present status and problems on skislope vegetation in Hokkaido
- Natural disturbances (Ecosystems often recieve both the disturbances..., though.)
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Wetland vegetation and conservation... When can I talk about the conservation?
Revegetation after wildfireSmoke-induced seed germination
Lecture / Practice
- 2009
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Introdution to global warming
Introduction to the Ozone Depletion and the Effects of UV Radiation
Advanced lecture in ecology and global warming
Advanced course in environmental conservation
HUSTEP (Hokkaido University Short-term Exchange Program)
Field training: Nature in the eco-campus of Hokkaido University - introduction to botany
General education (field trip): Nature in sea, lake, volcanoa and forestRegional activities through comprehensive environmental science education
Field training on integrated environmental research
Seminar on global warming
Sub-section: Carbon dynamics on terrestrial ecosystems
- References
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Beadroll: lectures/practices before 2008
Glossary for lectures and researches
Plant list