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 #egu2013

Orals BG2.8

BG2.8

Biogeochemistry and ecohydrology of arid and semi-arid ecosystems
Convener: Buhalqem Mamtimin 
Co-Conveners: Franz X. Meixner , Werner Leo Kutsch 
Session details
Orals
 / Thu, 11 Apr, 13:30–17:00 / Room G4
Posters
 / Attendance Thu, 11 Apr, 17:30–19:00 / Green Posters
Add this session to your personal programme

Thursday, 11 Apr 2013
Room G4
Chairperson: Buhalqem Mamtimin
13:30–13:45
EGU2013-324 | Presentation
Water use efficiency and functional traits of a semiarid shrubland
Oscar Perez-Priego, Ana Lopez-Ballesteros, Enrique P. Sánchez-Cañete, Penélope Serrano-Ortiz, Arnaud Carrara, Agustí Palomares-Palacio, Cecilio Oyonarte, Francisco Domingo, and Andrew S. Kowalski
13:45–14:00
EGU2013-597
How muti-year manipulation of precipitation influence net primary production and soil CO2 efflux in a desert grassland
Rodrigo Vargas, Scott Collins, Michell Thomey, Jennifer Johnson, Renee Brown, Donald Natvig, and Michael Friggens
14:00–14:15
EGU2013-1220
The biological factors influence on the conversion of mineral components of Extremely Arid Desert Soils (Kazakhstan)
Olga Kutovaya, Elena Vasilenko, Marina Lebedeva, and Azida Tkhakakhova
14:15–14:30
EGU2013-4917 | Presentation
Effects of vegetation structure on biomass accumulation in a coupled water-carbon-energy balance model in West Africa
Zun Yin, Stefan Dekker, Bart van den Hurk, and Henk Dijkstra
14:30–14:45
EGU2013-5366
Comparison of vertical resolved leaf area index measurements in an open canopy savannah-type forest
Arndt Piayda, Matthias Cuntz, Maren Dubbert, Christiane Werner, and Joao S. Pereira
14:45–15:00
EGU2013-5111 | Presentation
Modelling the effects of vegetation and soil moisture onto biogenic nitrogen oxide emissions from Sahelian soils.
Claire Delon, Eric Mougin, Manuela Grippa, Corinne Galy-Lacaux, Dominique Serça, Laurent Kergoat, Pierre Hiernaux, and Mamadou Diawara
COFFEE BREAK
Chairperson: Werner Leo Kutsch
15:30–15:45
EGU2013-6791
Comparison of estimates of terrestrial evapotranspiration using the Penman-Monteith equation and specific humidity profile gradients algorithms in land surface models
Jing Chen, Baozhang Chen, Jianwu Yan, Xianming Dou, and Mingliang Che
15:45–16:00
EGU2013-8028
Integrating water and carbon fluxes at the ecosystem scale across African ecosystems
Lutz Merbold, Christian Brümmer, Sally Archibald, Jonas Ardö, Almut Arneth, Nicolas Brüggemann, Agnes de Grandcourt, Laurent Kergoat, Antje M Moffat, Eric Mougin, Yann Nouvellon, Laurent Saint-Andre, Matthew Saunders, Robert J Scholes, Elmar Veenendaal, and Werner L Kutsch
16:00–16:15
EGU2013-8102
Biophysical controls on evapotranspiration and water use efficiency in natural, semi-natural and managed African ecosystems
Christian Brümmer, Lutz Merbold, Sally Archibald, Jonas Ardö, Almut Arneth, Nicolas Brüggemann, Agnes de Grandcourt, Laurent Kergoat, Antje Moffat, Eric Mougin, Yann Nouvellon, Laurent Saint-Andre, Matthew Saunders, Robert Scholes, Elmar Veenendaal, and Werner Kutsch
16:15–16:30
EGU2013-9103
Ozone in the Mongolian Gobi desert: Large-scale concentrations and dry deposition
Franz X. Meixner, Thomas Behrendt, Michael Ermel, Nils Hempelmann, and Patrick Jöckel
16:30–16:45
EGU2013-9613
A vegetation sensitivity approximation for gross primary production in water limited conditions.
Jonas Claesson and Jonas Nycander
16:45–17:00 EGU2013-12940
Nitrogen deposition effect on soil CO2 efflux in a Mediterranean semi-arid Juniperus phoenicea L. macchia (withdrawn)
Renée Abou Jaoudé, Simone Mereu, Giovanni Battista Neri, Costantino Sirca, and Doantella Spano