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Poster Programme BG2.3

BG2.3

Patterns and drivers of GHG assimilation and release in natural and agricultural ecosystems
Convener: L. Montagnani 
Co-Conveners: P. Stoy , d. zanotelli , M. Wattenbach , W. L. Kutsch , P Smith , C. Brümmer , L Merbold 
Session details
Oral Programme
 / Mon, 23 Apr, 15:30–17:00  / Room 23
Poster Programme
 / Attendance Mon, 23 Apr, 17:30–19:00  / Poster Area BG
Poster Summaries & DiscussionsPSD20.8  / Mon, 23 Apr, 13:30–14:15  /  
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Attendance Time: Monday, 23 Apr, 17:30–19:00
Poster Area BG
Chairperson: Wattenbach, Kutsch, Zanotelli; Montagnani
BG36
EGU2012-5754
Separating direct temperature responses from phenological control of gross photosynthesis during the short tundra growing season: measurements and process modeling from the Lena River Delta, Russia
B.R.K. Runkle, T. Sachs, C. Wille, E.-M. Pfeiffer, and L. Kutzbach

BG37
EGU2012-14373
The potential impacts of increasing temperatures on old-growth forest biomass density (solicited) |
M Larjavaara and H C Muller-Landau

BG38
EGU2012-13140
Impact of drought stress on photosynthetic and respiratory C fluxes in a Mediterranean shrubland
G. Guidolotti, D. Liberati, G. de Dato, and P. De Angelis

BG39
EGU2012-519
Partitioning soil CO2 fluxes by tree-girdling in a Mediterranean (Pinus pinaster) ecosystem reveals a different response of autotrophic and heterotrophic components to environmental variables and photosynthesis under drought conditions
M. Matteucci, A. Cescatti, C. Gruening, I. G. Ballarin, S. Guenther, F. Magnani, C. Nali, and G. Lorenzini

BG40
EGU2012-1250
Analysing structural error and parameter uncertainty of two Eucalyptus models differing in representation of autotrophic respiration
F. Minunno, M. van Oijen, D.R. Cameron, S. Cerasoli, J.S. Pereira, and M. Tomé

BG41
EGU2012-3865
Exploring the uncertainty in the parameterisation of soil heterotrophic respiration processes in the CABLE land surface model
J.-F. Exbrayat, A.J. Pitman, G. Abramowitz, and Y.-P. Wang

BG42
EGU2012-13044
The effect of carbohydrate accumulation and nitrogen deficiency on feedback regulation of photosynthesis in beech (Fagus sylvatica) under elevated CO2 concentration
K. Klem, O. Urban, P. Holub, and P. Rajsnerova

BG43
EGU2012-170 | Presentation
Amazon tree stems respiration: Is the O2 influx a better measure?
A. Angert, J. Muhr, R. Negron Juarez, W. Alegria Muñoz, J.Q. Chambers, and S.E. Trumbore

BG44
EGU2012-4803
Vertical profile of branch CO2 efflux in a Norway spruce tree: a case study
M. Acosta and M. Pavelka

BG45
EGU2012-5882
Seasonality of atmospheric nitrogen deposition at a semi-natural peatland site
M. Hurkuck, C. Brümmer, and W.L. Kutsch

BG46
EGU2012-9229
How does a land use change from annual food crop to perennial energy crop affect the CO2 balance? A study on net ecosystem exchange of carbon dioxide from Danish fen peatland grown with spring barley and reed canary grass
TP Kandel, L. Elsgaard, and P.E. Lærke

BG47
EGU2012-9718
Carbon balance of a grazed grassland in Belgium
E. Jérôme, Y. Beckers, B. Bodson, C. Moureaux, and M. Aubinet

BG48
EGU2012-14321
Will savannas survive outside the parks? A lesson from Zambia
W. Kutsch, L. Merbold, B. Scholes, and M Mukelabai

BG49
EGU2012-13610
An approach to assess NEE and C-costs associated with an energy-crop production at different erosion-induced transient states in a typical Northeastern Germany landscape using process-based agroecosystem modeling
D. Chatskikh, C. Nendel, U. Hagemann, X. Specka, J. Augustin, M. Sommer, and K. Van Oost

BG50
EGU2012-13877
Greenhouse Gas Emissions from Brazilian Sugarcane Soils
J. Carmo, L. Pitombo, H. Cantarella, R. Rosseto, C. Andrade, L. Martinelli, G. Gava, V. Vargas, E. Sousa-Neto, L. Zotelli, S. Filoso, and A.E. Neto

BG51
EGU2012-1636
Evaluation of a simple method for crop evapotranspiration partitioning and comparison of different water use efficiency approaches
T. Tallec, V. Rivalland, N. Jarosz, G. Boulet, P. Gentine, and E. Ceschia

BG52
EGU2012-5883 | Presentation
Greenhouse gas fluxes during growth of different bioenergy crops
K. Walter, A. Don, and H. Flessa

BG53
EGU2012-3339
The N2O and NO emissions of three types of agricultural system in North China Plain
G. Yan

BG54
EGU2012-3837 | Presentation
Factors controlling the temporal variation of soil respiration in a typical cropland over the North China Plain
Q. Zhang, H. Lei, D. Yang, and H. Yang

BG55
EGU2012-6153 | Presentation
Carbon-water coupling
C. Berridge

BG56
EGU2012-7442
Effect of experimental summer drought on greenhouse gas fluxes from soil under corn and sorghum
M. Deppe, R. Manderscheid, R. Well, H.-J. Weigel, and H. Flessa