Menu


Find the EGU on

Follow us on Twitter Find us on Facebook Find us on Google+ Find us on LinkedIn Find us on YouTube

Tag your tweets with #egu2012
(What is this?)

Oral Programme BG2.15

BG2.15

Biotic interactions and biogeochemical processes
Convener: Michael Bahn  | Co-Conveners: Richard Bardgett , Markus Reichstein , Sylvie Quideau , Caroline Preston 
Oral Programme
 / Wed, 25 Apr, 08:30–12:00  / Room 24
Poster Programme
 / Attendance Wed, 25 Apr, 17:30–19:00  / Poster Area BG
Poster Summaries & DiscussionsPSD20.1 

Wednesday, 25 April 2012
Room 24
Priming effects

08:30–08:45
EGU2012-3369
Priming effects: interactions between living and dead organic matter
Y. Kuzyakov
08:45–09:00
EGU2012-4444
Labile carbon regulates protease activity and nitrogen acquisition in boreal forest topsoil.
A. Lindén, J. Heinonsalo, M. Oinonen, E. Sonninen, E. Hilasvuori, and J. Pumpanen
09:00–09:15
EGU2012-11716
Microbial biomass dynamics dominate N cycle responses to warming in a sub-arctic peatland
J.T. Weedon, R. Aerts, G.K. Kowalchuk, and P.M. van Bodegom
Biogeochemistry of boreal systems

09:15–09:30
EGU2012-8669
Nitrogen fixation in Boreal feather moss communities
M.-C. Nilsson
09:30–09:45
EGU2012-6370
Relationship between peatland hydrology and biogeochemistry
N.T. Roulet
09:45–10:00
EGU2012-1870
Bottom-up effects of geologic parent material through ecological interaction webs
R. Bradley
COFFEE BREAK
Carbon allocation in the plant-soil system

10:30–10:45
EGU2012-3723
Direct in situ measurement of Carbon Allocation to Mycorrhizal Fungi in a California Mixed-Conifer Forest
M. Allen
10:45–11:00
EGU2012-12373
Interannual and seasonal dynamics, and the age, of nonstructural carbohydrate pools in the stemwood of temperate trees across a climatic gradient in the Northeastern US
A.D. Richardson, M.S. Carbone, C.I. Czimczik, T.F. Keenan, P. Schaberg, P. Murakami, and X. Xu
11:00–11:15
EGU2012-4391 | presentation
Transport of root-derived CO2 via the transpiration stream affects aboveground tree physiology
J. Bloemen, M.A. McGuire, D.P. Aubrey, R.O. Teskey, and K. Steppe
Plant traits and ecosystem processes

11:15–11:30
EGU2012-6359
How plant functional traits cascade to microbial function and ecosystem services in mountain grasslands
S. Lavorel, K. Grigulis, U. Krainer, N. Legay, C. Turner, M. Dumont, E. Kastl, C. Arnoldi, R. Bardgett, F. Poly, T. Pommier, M. Schloter, U. Tappeiner, M. Bahn, and J.-C. Clément
11:30–11:45
EGU2012-4591
Plant traits explain landscape-scale variation in C stocks and soil microbial communities
F.T. de Vries, P. Manning, and R.D. Bardgett
11:45–12:00
EGU2012-10747
Biotic controls over the carbon cycle in dryland ecosystems under climate change
J.M. Grünzweig and M. Sternberg