International Symposium on Isotope Ecology 2010 in Kyoto開催

International Symposium on Isotope Ecology 2010 in Kyoto:

Relationship between biodiversity and ecosystem function

同位体生態学国際シンポジウム2010京都：生物多様性と生態系機能の関係

2-4 November, 2010

コープイン京都 2階（京都市中京区柳馬場蛸薬師上ル井筒屋町411）

出席者　計151名（京大外115名、学内36名）

Organizer:        Ichiro Tayasu (Center for Ecological Research, Kyoto University)

Organizing committee: Noboru Okuda (Center for Ecological Research, Kyoto University)

Shigeo Yachi (Center for Ecological Research, Kyoto University)

Nobuhito Ohte (Graduate School of Agricultural and Life Sciences, The University of Tokyo)

Naohiko Ohkouchi (Institute of Biogeosciences, JAMSTEC)

Toshi Nagata (Atmosphere and Ocean Research Institute, The University of Tokyo)

Secretary:             Riyo Hirasawa (Center for Ecological Research,  Kyoto University)

Sponsored by

The Kyoto University Foundation

gCOE A06 “Formation of a strategic base for biodiversity and evolutionary research: from genome to ecosystem”

Joint Usage / Research Center (2010jurc-cer05, CER, Kyoto University)

JSPS Grant-in-Aid for Scientific Research (B) No. 22370012 to Ichiro Tayasu

Tuesday, 2 November (COOP Inn Kyoto)

8:30	Registration
9:30-9:35	Opening address: Yoshitaka Tsubaki (Kyoto University)
9:35-9:45	Forward: Eitaro Wada (JAMSTEC, Professor Emeritus of Kyoto University) “Ecosystem Studies of Today and Tomorrow. Roles of SI-methods in recent collaborative studies”
9:45-10:15	Introduction: Ichiro Tayasu (Kyoto University) “Recent advances of isotope approach on the study of ecological issues”

Session 1: Food web and theory (Chair: S. Yachi) <gCOE A06 session>

10:15-11:15	Jake Vander Zanden (University of Wisconsin, USA) “Application of stable isotopes to comparative studies and detecting long-term change”
11:15-11:45	Michio Kondo (Ryukoku University) “Linking the community structure to ecosystem properties via food-web unfolding”
11:45-12:15	Gaku Takimoto (Toho University) “Using stable isotopes to test the theory of food-chain length”
12:15-13:30	Lunch Break

Session 2: Compound Specific isotope analysis (Chair: N. Okuda)

13:30-14:30	Gerd Gleixner (Max Plank Institute, Germany) “Microbial carbon use in soil as traced by compound specific 13C and 14C measurements”
14:30-15:00	Naohiko Ohkouchi (JAMSTEC)   “Trophic level estimates based on nitrogen isotopic composition of amino acids: Principles, applications, and updates.”
15:00-15:20	Tea/Coffee Break
15:20-16:20	Flash Poster Talks (Chair: N. Ohkouchi)
16:20-18:00	Poster session
18:00	Welcome reception

Wednesday, 3 November (COOP Inn Kyoto)

Session 3: Biogeochemistry and plant physiology (Chair: N. Ohte)

9:00-10:00	Jacques C. Finlay (University of Minnesota, USA) Natural abundance stable isotopes as recorders of dominant biogeochemical processes in river ecosystems
10:00-10:30	Tomoya Iwata (Yamanashi University) “Geomorphic controls on basin respiration and the flux of terrestrial organic matter in river networks.”
10:30-11:00	Tea/Coffee Break
11:00-11:30	Naoko Matsuo (Mie University) “Oxygen isotope enrichment in leaf water and organic matter as a measure of transpiration.”
11:30-12:00	Yuko T. Hanba (Kyoto Institute of Technology) ”Application of stable carbon isotopes on plant physiological processes and urban ecosystem.”
12:00-13:30	Lunch Break

Session 4: Nutrient dynamics and ecosystems (Chair: T. Nagata)

13:30-14:30	Moritz Lehmann (Universität Basel, Switzerland) “15N-Isotope enrichment during microbial NOx reduction in aquatic environments - Not always!”
14:30-15:00	Keisuke Koba (Tokyo University of Agriculture and Technology) “Nitrogen cycle in a temperate lake (Lake Kizaki) in Japan elucidated by isotope/isotopomer approarch.”
15:00-15:30	Nobuhito Ohte (The University of Tokyo) “Multi scale survey of river nitrate sources: nitrogen and oxygen isotope values as promise information for detecting the controlling factors.”
15:30-15:50	Tea/Coffee Break

Session 5: Use of carbon-14 in Ecology (Chair: I. Tayasu)

15:50-16:20	Fujio Hyodo (Okayama University) ”The structure of terrestrial food webs revealed by radiocarbon analysis.”
16:20-16:50	Naoto F. Ishikawa (Kyoto University) “Chronological structure of stream food webs approached by carbon-14 natural abundance.”
16:50-17:10	General Discussion (Chair: I. Tayasu)
17:10	Closing remarks, Group photo

Thursday, 4 November

9:00 Meeting at COOP Inn Kyoto

Excursion: Visiting Kyoto City, Lake Biwa and Center for Ecological Research, Kyoto University (Otsu)

18:00 Arriving at COOP Inn Kyoto