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Posters BG1.10

BG1.10

Nitrogen-transformation processes in terrestrial and aquatic ecosystems: advances in pathways-tracing, quantification and process-based modelling
Conveners: Tuula Larmola , Reinhard Well 
Co-Conveners: Sari Juutinen , Julie Talbot , Christoph Müller , Dominika Lewicka-Szczebak 
Session details
Orals
 / Thu, 21 Apr, 10:30–12:00  / 13:30–17:00  / Room 1.61
Posters
 / Attendance Thu, 21 Apr, 17:30–19:00  / Foyer M
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Attendance Time: Thursday, 21 Apr, 17:30–19:00
Foyer M
Chairperson: Sari Juutinen, Christoph Müller, Tuula Larmola
M.12
EGU2016-8792
Nitrogen isotopes in Tree-Rings – An approach combining soil biogeochemistry and isotopic long series with statistical modeling
Martine M. Savard, Christian Bégin, David Paré, Joëlle Marion, Jérôme Laganière, Armand Séguin, Franck Stefani, and Anna Smirnoff

M.13
EGU2016-12135
Using isotopic patterns of ectomycorrhizal and saprotrophic fungi to elucidate fungal sources of carbon and nitrogen in a Norway spruce stand
Janet Chen, Katja Rinne-Garmston, Reijo Penttilä, Erik Hobbie, and Raisa Mäkipää

M.14
EGU2016-6540
Plant nutrient acquisition strategies in tundra species: at which soil depth do species take up their nitrogen?
Juul Limpens, Monique Heijmans, Ake Nauta, Corine van Huissteden, and Sophie van Rijssel

M.15
EGU2016-18388
Source portioning of N$_{2}$O emissions after long term elevation of soil temperature in a permanent grassland soil
Anne Jansen-Willems, Gary Lanigan, Timothy Clough, Louise Andresen, and Christoph Müller

M.16
EGU2016-6228
Continuous measurements of Nitrous Oxide isotopomers during incubation experiments
Malte Nordmann Winther, Thomas Blunier, David Balslev-Harder, Bo Elberling, Anders Priemé, and Søren Christensen

M.17
EGU2016-12322
Numerical evaluation of subsoil diffusion of $^{15}$N labelled denitrification products during employment of the $^{15}$N gas flux method in the field
Reinhard Well, Caroline Buchen, Dominika Lewicka-Szczebak, and Nicolas Ruoss

M.18
EGU2016-14246
\textbf{Validating soil denitrification models based on laboratory N}$_{2}$\textbf{ and N}$_{2}$\textbf{O fluxes and underlying processes derived by stable isotope approaches}
Reinhard Well, Jürgen Böttcher, Klaus Butterbach-Bahl, Michael Dannenmann, Marianna Deppe, Klaus Dittert, Peter Dörsch, Marcus Horn, Olaf Ippisch, Robert Mikutta, Carsten Müller, Christoph Müller, Mehmet Senbayram, Hans-Jörg Vogel, and Nicole Wrage-Mönnig

M.19
EGU2016-6613
Elucidating the impact of nitrate and labile carbon application on spatial heterogeneity of denitrification by 15N modelling
Laura Cardenas, Nadine Loick, Liz Dixon, Peter Matthews, Claudia Gilsanz, Roland Bol, Dominika Lewicka-Szczebak, and Reinhard Well

M.20
EGU2016-18379
Isotopomer mapping approach to determine N$_{2}$O production pathways and N$_{2}$O reduction
Dominika Lewicka-Szczebak, Reinhard Well, Laura Cardenas, and Roland Bol

M.21
EGU2016-12282
Nitrification and N2O production processes in soil incubations after ammonium fertilizer application at high concentrations
Marianna Deppe, Reinhard Well, Anette Giesemann, and Heinz Flessa

M.22
EGU2016-5755
Using a fourth-generation cavity enhanced spectrometer to isotopically investigate nitrous oxide emissions from biochar amended soils.
Jutta Grabenhofer, Gerd Dercon, Maria Heiling, Leo Mayr, Christian Resch, and Rebecca Hood-Nowotny

M.23
EGU2016-16146
Does biochar with organic amendments affect denitrification in an agricultural soil?
Regine Maier, Gerhard Soja, Wolfgang Friesl Hanl, Gerald Dunst, and Barbara Kitzler

M.24
EGU2016-1969
Microbial community dynamics in soil aggregates shape biogeochemical gas fluxes from soil profiles
Ali Ebrahimi and Dani Or

M.25
EGU2016-17654
Modelling site-specific N2O emission factors from Austrian agricultural soils for targeted mitigation measures (NitroAustria)
Barbara Amon, Sophie Zechmeister-Boltenstern, Martina Kasper, Cecilie Foldal, Jasmin Schiefer, Barbara Kitzler, Bettina Schwarzl, Gerhard Zethner, Michael Anderl, Katrin Sedy, Helmut Gaugitsch, Georg Dersch, Andreas Baumgarten, Edwin Haas, and Ralf Kiese

M.26
EGU2016-6747
Understanding the mechanism behind the nitrous acid (HONO) emissions from the northern soils
Hem Raj Bhattarai, Henri MP Siljanen, Christina Biasi, and Marja Maljanen

M.27
EGU2016-9667
Effects of \textit{Eriophorum vaginatum} on N$_{2}$O emissions at a restored peatland
Martin Brummell, Cristina Lazcano, and Maria Strack

M.28
EGU2016-17473
Cryptic or day-to-day parts of the riverbed N cycle – new challenges for 15N
Mark Trimmer, Liao Ouyang, and Katrina Lansdown

M.29
EGU2016-13355
Microhabitat Effects on N2O Emissions from Floodplain Soils under Controlled Conditions
Martin Ley, Moritz F. Lehmann, Pascal A. Niklaus, Thomas Kuhn, and Jörg Luster

M.30
EGU2016-16404
Nitrogen cycling and N2O production in the water column of the ferruginous meromictic Lake La Cruz (Spain)
Jana Tischer, Jakob Zopfi, Caitlin H. Frame, Corinne Jegge, Oswald Kirsten, Brand Andreas, Maria R. Miracle, Eduardo Vicente, and Moritz F. Lehmann

M.31
EGU2016-4862
Transformations of Nitrogen from Secondary Treated Wastewater when Infiltrated in Managed Aquifer Recharge Schemes
Matthew Silver, Annette Wefer-Roehl, Christine Kübeck, and Christoph Schüth

M.32
EGU2016-14758
The effects of wastewater discharge on the microbiological nitrogen cycle of the lake sediments
Jatta Saarenheimo, Sanni L Aalto, and Marja Tiirola

M.33
EGU2016-4072
High-resolution measurement of nitrous oxide in the Elbe estuary under hypoxia: Hot-spots of biological N2O production
Lisa Brase, Ralf Lendt, Tina Sanders, and Kirstin Dähnke

M.34
EGU2016-71
Metagenomic analysis of nitrogen metabolism genes in the surface of marine sediments
Carolina Reyes, Dominik Schneider, Andrea Thürmer, Olaf Dellwig, Marko Lipka, Rolf Daniel, Michael E. Böttcher, and Michael W. Friedrich

M.35
EGU2016-1945
Understanding the Red Sea nutrient cycle – a first look into nitrogen fixation in the Red Sea
Roslinda Mohamed, Jesus Arrieta, Intikhab Alam, and Carlos Duarte