UNIVERSITY OF COLOGNE

Beiträge in referierten Fachzeitschriften, Büchern und Konferenzbänden / Peer-reviewed publications

 

Albrecht, Jörg, Marcell K. Peters, Joscha N. Becker, Christina Behler, Alice Classen, Andreas Ensslin, Stefan W. Ferger, et al. 2021. ‘Species Richness Is More Important for Ecosystem Functioning than Species Turnover along an Elevational Gradient’. Nature Ecology & Evolution. https://doi.org/10.1038/s41559-021-01550-9.

Huwe, Bernd, Christina Bogner, and Thomas Foken. 2021. ‘Soil Measurements’. In Springer Handbook of Atmospheric Measurements, edited by Thomas Foken, 1625–52. Springer Handbooks. Cham: Springer International Publishing. https://doi.org/10.1007/978-3-030-52171-4_61.

Laermanns, Hannes, Moritz Lehmann, Marcel Klee, Martin G. J. Löder, Stephan Gekle, and Christina Bogner. 2021. ‘Tracing the Horizontal Transport of Microplastics on Rough Surfaces’. Microplastics and Nanoplastics 1 (1): 11. https://doi.org/10.1186/s43591-021-00010-2.

Laermanns, Hannes, Georg Reifferscheid, Jonas Kruse, Corinna Földi, Georg Dierkes, Dirk Schaefer, Christian Scherer, Christina Bogner, and Friederike Stock. 2021. ‘Microplastics in Water and Sediments at the Confluence of Elbe and Mulde Rivers in Germany’. Frontiers in Environmental Science. https://doi.org/10.3389/fenvs.2021.794895.

Cornu, Sophie, David Montagne, Christina Bogner, and Luca Montanarella. 2020. ‘Editorial: Soil Evolution and Sustainability’. Frontiers in Environmental Science 8: 23. https://doi.org/10.3389/fenvs.2020.00023.

Bogner, Christina, and Peter Germann. 2019. ‘Viscous Flow Approach to “Pushing out Old Water” from Undisturbed and Repacked Soil Columns’. Vadose Zone Journal 18 (1): 180168. https://doi.org/10.2136/vzj2018.09.0168.

Kimaro, Jerome Gadi, and Christina Bogner. 2019. ‘Water Management under Traditional Farming Systems: Practices and Limitations of the Mfongo System around Mt. Kilimanjaro’. Water Utility Journal 22: 53–64.

Kimaro, Jerome Gadi, Valeska Scharsich, Andreas Kolb, Bernd Huwe, and Christina Bogner. 2019. ‘Distribution of Traditional Irrigation Canals and Their Discharge Dynamics at the Southern Slopes of Mount Kilimanjaro’. Frontiers in Environmental Science 7: Article 24. https://doi.org/10.3389/fenvs.2019.00024.

Peters, Marcell K., Andreas Hemp, Tim Appelhans, Joscha N. Becker, Christina Behler, Alice Classen, Florian Detsch, et al. 2019. ‘Climate–Land-Use Interactions Shape Tropical Mountain Biodiversity and Ecosystem Functions’. Nature 568 (7750): 88–92. https://doi.org/10.1038/s41586-019-1048-z.

Scharsich, Valeska, Dennis Ochuodho Otieno, and Christina Bogner. 2019. ‘Climbing up the Hills: Expansion of Agriculture around the Ruma National Park, Kenya’. International Journal of Remote Sensing 40 (7): 6720–36. https://doi.org/10.1080/01431161.2019.1591647.

Bogner, Christina, Bumsuk Seo, Dorian Rohner, and Björn Reineking. 2018. ‘Classification of Rare Land Cover Types: Distinguishing Annual and Perennial Crops in an Agricultural Catchment in South Korea’. PloS ONE 13 (1): e0190476. https://doi.org/10.1371/journal.pone.0190476.

Piehl, Sarah, Anna Leibner, Martin GJ Löder, Rachid Dris, Christina Bogner, and Christian Laforsch. 2018. ‘Identification and Quantification of Macro- and Microplastics on an Agricultural Farmland’. Scientific Reports 8 (1): 17950. https://doi.org/10.1038/s41598-018-36172-y.

Weigel, Robert, Thomas Koellner, Patrick Poppenborg, and Christina Bogner. 2018. ‘Crop Diversity and Stability of Revenue on Farms in Central Europe: An Analysis of Big Data from a Comprehensive Agricultural Census in Bavaria’. PloS ONE 13 (11): e0207454. https://doi.org/10.1371/journal.pone.0207454.

Winters, Gidon, Dennis Otieno, Shabtai Cohen, Christina Bogner, Gideon Ragowloski, Indira Paudel, and Tamir Klein. 2018. ‘Tree Growth and Water-Use in Hyper-Arid Acacia Occurs during the Hottest and Driest Season’. Oecologia 188 (3): 695–705. https://doi.org/10.1007/s00442-018-4250-z.

Bogner, Christina, Britta Aufgebauer, Oliver Archner, and Bernd Huwe. 2017. ‘Dynamics of Water Flow in a Forest Soil: Visualization and Modelling’. In Energy and Matter Fluxes of a Spruce Forest Ecosystem, edited by Thomas Foken, 229:137–56. Ecological Studies. Springer, Cham. https://doi.org/10.1007/978-3-319-49389-3_7.

Kühnel, Anna, and Christina Bogner. 2017. ‘In-Situ Prediction of Soil Organic Carbon by Vis-NIR Spectroscopy: An Efficient Use of Limited Field Data’. European Journal of Soil Science 68 (5): 689–702. https://doi.org/10.1111/ejss.12448.

Lischeid, Gunnar, Sven Frei, Bernd Huwe, Christina Bogner, Johannes Lüers, Wolfgang Babel, and Thomas Foken. 2017. ‘Catchment Evapotranspiration and Runoff’. In Energy and Matter Fluxes of a Spruce Forest Ecosystem, edited by Thomas Foken, 355–75. Springer, Cham. https://doi.org/10.1007/978-3-319-49389-3_15.

Scharsich, Valeska, Kupakwashe Mtata, Michael Hauhs, Holger Lange, and Christina Bogner. 2017. ‘Analysing Land Cover and Land Use Change in the Matobo National Park and Surroundings in Zimbabwe’. Remote Sensing of Environment 194: 278–86. https://doi.org/10.1016/j.rse.2017.03.037.

Lee, Heera, Christina Bogner, Saem Lee, and Thomas Koellner. 2016. ‘Crop Selection under Price and Yield Fluctuation: Analysis of Agro-Economic Time Series from South Korea’. Agricultural Systems 148: 1–11. http://dx.doi.org/10.1016/j.agsy.2016.06.003.

Seo, B., C. Bogner, T. Koellner, and B. Reineking. 2016. ‘Mapping Fractional Land Use and Land Cover in a Monsoon Region: The Effects of Data Processing Options’. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 9 (9): 3941–56. https://doi.org/10.1109/JSTARS.2016.2544802.

Stéphane Sammartino, Anne-Sophie Lissy, Christina Bogner, Romain Van Den Bogaert, Yvan Capowiez, Stéphane Ruy, and Sophie Cornu. 2015. ‘Identifying the Functional Macropore Network Related to Preferential Flow in Structured Soils’. Vadose Zone Journal 14 (10). https://doi.org/10.2136/vzj2015.05.0070.

Bogner, C., A. Kühnel, and B. Huwe. 2014. ‘Predicting with Limited Data – Increasing the Accuracy in VIS-NIR Diffuse Reflectance Spectroscopy by SMOTE’. In 2014 6^th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing (WHISPERS). June 25–27, Lausanne, Switzerland. https://doi.org/10.1109/WHISPERS.2014.8077584.

Christina Bogner, Folker Bauer, Baltasar Trancón y Widemann, Pablo Viñan Esparza, Luis Balcazar, and Bernd Huwe. 2014. ‘Quantifying the Morphology of Flow Patterns in Landslide-Affected and Unaffected Soils’. Journal of Hydrology 511: 460–73. https://doi.org/10.1016/j.jhydrol.2014.01.063.

Seo, B., C. Bogner, P. Poppenborg, E. Martin, M. Hoffmeister, M. Jun, T. Koellner, B. Reineking, C. L. Shope, and J. Tenhunen. 2014. ‘Deriving a Per-Field Land Use and Land Cover Map in an Agricultural Mosaic Catchment’. Earth System Science Data 6 (2): 339–52. https://doi.org/10.5194/essd-6-339-2014.

Bogner, Christina, Baltasar Trancón y Widemann, and Holger Lange. 2013. ‘Characterising Flow Patterns in Soils by Feature Extraction and Multiple Consensus Clustering’. Ecological Informatics 15: 44–52. https://doi.org/10.1016/j.ecoinf.2013.03.001.

Ruidisch, M., S. Arnhold, B. Huwe, and C. Bogner. 2013. ‘Is Ridge Cultivation Sustainable? A Case Study from the Haean Catchment, South Korea’. Applied and Environmental Soil Science 2013: ID 679467. https://doi.org/10.1155/2013/679467.

Bogner, Christina, Werner Borken, and Bernd Huwe. 2012. ‘Impact of Preferential Flow on Soil Chemistry of a Podsol’. Geoderma 175–176: 37–46. https://doi.org/10.1016/j.geoderma.2012.01.019.

Bogner, Christina, Mohammadreza Mirzaei, Stéphane Ruy, and Bernd Huwe. 2012. ‘Microtopography, Water Storage and Flow Patterns in a Fine-Textured Soil under Agricultural Use’. Hydrological Processes 27: 1797–1806. https://doi.org/10.1002/hyp.9337.

Trancón y Widemann, Baltasar, and Christina Bogner. 2012. ‘Image Analysis for Soil Dye Tracer Infiltration Studies’. In 3^rd International Conference on Image Processing Theory, Tools and Applications (IPTA), 409–14. https://doi.org/10.1109/IPTA.2012.6469517.

Bogner, C., I. Schmiedinger, and B. Huwe. 2011. ‘Rapid Estimation of Brilliant Blue Concentrations in Soil by Vis Diffuse Reflectance Spectroscopy’. Geoderma 164: 95–98. https://doi.org/10.1016/j.geoderma.2011.04.017.

Chen, Y.-T., C. Bogner, W. Borken, C. F. Stange, and E. Matzner. 2011. ‘Minor Response of Gross N Turnover and N Leaching to Drying, Rewetting and Irrigation in the Topsoil of a Norway Spruce Forest’. European Journal of Soil Science 62 (5): 709–17. https://doi.org/10.1111/j.1365-2389.2011.01388.x.

Bogner, C., D. Gaul, A. Kolb, I. Schmiedinger, and B. Huwe. 2010. ‘Investigating Flow Mechanisms in a Forest Soil by Mixed-Effects Modelling’. European Journal of Soil Science 61: 1079–90. https://doi.org/10.1111/j.1365-2389.2010.01300.x.

Hentschel, K., W. Borken, T. Zuber, C. Bogner, B. Huwe, and E. Matzner. 2009. ‘Effects of Soil Frost on Nitrogen Net Mineralization, Soil Solution Chemistry and Seepage Losses in a Temperate Forest Soil’. Global Change Biology 15 (4): 825–36. https://doi.org/10.1111/j.1365-2486.2008.01753.x.

Bogner, C., S. Engelhardt, J. Zeilinger, and B. Huwe. 2008. ‘Visualization and Analysis of Flow Patterns and Water Flow Simulations in Disturbed and Undisturbed Tropical Soils’. In Gradients in a Tropical Mountain Ecosystem of Ecuador, edited by E. Beck, J. Bendix, I. Kottke, F. Makeschin, and R. Mosandl, 198:387–96. Ecological Studies. Berlin Heidelberg: Springer Verlag.

Bogner, C., B. Wolf, M. Schlather, and B. Huwe. 2008. ‘Analysing Flow Patterns from Dye Tracer Experiments in a Forest Soil Using Extreme Value Statistics’. European Journal of Soil Science 59 (1): 103–13. https://doi.org/10.1111/j.1365-2389.2007.00974.x.

 

 

Beiträge in nicht referierten Fachzeitschriften, Konferenzbänden und Reihen / Publications without peer-review

 

Bogner, Christina. 2021. ‘Ökosystemleistungen Des Bodens’. In Warnsignal Klima - Boden Und Landnutzung, edited by José L. Lozán, Siegmar-W. Breckle, Hartmut Graßl, and D. Kasang.

Trancón y Widemann, Baltasar, and Christina Bogner. 2016. ‘Comments on “the Return of Information Theory”’. CoRR abs/1602.05056. http://arxiv.org/abs/1602.05056.

Kühnel, Anna, Christina Bogner, and Bernd Huwe. 2014. ‘In Situ Prediction of Soil Chemical Properties with Visible and near Infrared Spectroscopy in an African Savannah’. In GlobalSoilMap: Basis of the Global Spatial Soil Information System, edited by Dominique Arrouays, Neil McKenzie, Jon Hempel, Anne Richter de Forges, and Alex B. McBratney, 409–13. https://www.researchgate.net/publication/286182677_In_situ_prediction_of_soil_chemical_properties_with_visible_and_near_infrared_spectroscopy_in_an_African_savannah.

Kühnel, A., C. Bogner, H. Pabst, and B. Huwe. 2013. ‘Visualizing Small Scale Variability of Clay Content on Soils at Mt. Kilimanjaro by VIS-NIR Spectroscopy.’ In Proceedings of 3rd Global Workshop on Proximal Soil Sensing 2013, 82:123–28. Bornimer Agrartechnische Berichte. https://www.atb-potsdam.de/fileadmin/docs/BABs/Heft_82_g.pdf.

Bogner, C., I. Schmiedinger, and B. Huwe. 2010. ‘Rapid Estimation of Brilliant Blue Concentrations in Soil by Diffuse Reflectance Spectroscopy’. In Proceedings of the Art, Science and Application of Reflectance Spectroscopy Symposium.

Bogner, C., G. Wiedemann, B. Huwe, V. Marc, S. Ruy, and Y. Travi. 2007. ‘Kleinskalige Dynamik Und Fließmuster Bei Extremen Thermischen Und Bodenhydrologischen Randbedingungen’. In Mitteilungen Der Deutschen Bodenkundlichen Gesellschaft, 110/1:83–84.

Huwe, B., S. Engelhardt, J. Zeilinger, and C. Bogner. 2007. ‘Wasser in Böden Des Tropischen Bergregenwaldes Im Süden Ecuadors’. Bayreuther Kontaktstudium Geographie 4: 101–15.

Cognard-Plancq, A-L., C. Bogner, V. Marc, J. Lavabre, C. Martin, and J-F. Didon-Lesco. 2004. ‘Etude Du Rôle Hydrologique d’une Tourbière de Montagne: Modélisation Comparée de Couples “Averse-Crue” Sur Deux Bassins Versants Du Mont-Lozère’. Etudes de Géographie Physique 31: 3–15.

 

Vorträge und Poster / Presentations and posters

*zeigt den Vortragenden an

 

Kimaro*, Jerome, Anna Treydte, Bernd Huwe, and Christina Bogner. 2021. ‘Soil Quality Indicators across Different Agro-Ecological Zones of Mt. Kilimanjaro, Tanzania’. VPICO, EGU General Assembly, Vienna, Austria. https://doi.org/10.5194/egusphere-egu21-9423.

Kruse*, Jonas, Hannes Laermanns, Friederike Stock, Corinna Foeldi, Dirk Schaefer, Christian Scherer, and Christina Bogner. 2021. ‘Microplastic in Fluvial Environments – an Example of the Elbe River near Dessau-RoßLau, Germany’. VPICO, EGU General Assembly, Vienna, Austria. https://doi.org/10.5194/egusphere-egu21-2686.

Laermanns*, Hannes, David Haas, Marcel Klee, Florian Steininger, Martin Löder, and Christina Bogner. 2021. ‘Method and Challenges of Tracing Soil-Surface Transport of Microplastic Particles with an Advanced-Imaging SCMOS Camera’. VPICO, EGU General Assembly, Vienna, Austria. https://doi.org/10.5194/egusphere-egu21-2033.

Reddig*, Fabian, Georg Bareth, and Christina Bogner. 2021. ‘Vegetation Dynamics in a Climate Change Hotspot: Trend Analysis in a Spanish Dehesa’. VPICO, EGU General Assembly, Vienna, Austria. https://doi.org/10.5194/egusphere-egu21-2374.

Rolf*, Markus, Martin G. J. Löder, Hannes Laermanns, Lukas Kienzler, Florian Steininger, Julia Möller, Christian Laforsch, and Christina Bogner. 2021. ‘Spatial Analysis of Riverine Microplastic in a Rhine Floodplain Soil in Germany’. VPICO, EGU General Assembly, Vienna, Austria. https://doi.org/10.5194/egusphere-egu21-2383.

Ehl*, Ramona, Hannes Laermanns, Julia Horn, Florian Steininger, and Christina Bogner. 2020. ‘The Influence of Microplastics on Vertical Waterflow in Sediment Columns’. Poster, MICRO2020.

Laermanns*, Hannes, Marcel Klee, Florian Steininger, Martin G. J. Löder, and Christina Bogner. 2020. ‘Tracing the Lateral Transport of Microplastic Particles with an Advanced-Imaging SCMOS Camera’. Talk, MICRO2020.

Müller*, Katharina Luise, Hannes Laermanns, Markus Rolf, Florian Steininger, Martin Löder, Julia Möller, and Christina Bogner. 2020. ‘Microplastic Input in to Alluvial Meadows of the Rhine River in Cologne, Germany’. Talk, EGU General Assembly, Vienna, Austria.

Rolf*, Markus, Hannes Laermanns, Florian Steininger, Martin G. J. Löder, Julia Möller, and Christina Bogner. 2020. ‘Accumulation of Microplastic in a Lower Rhine Alluvial Floodplain in Germany’. Talk, MICRO2020.

Bogner*, Christina, Thomas Köllner, and Michael Hauhs. 2019. ‘Classification of Land Use by Its Monitoring Concept’. Poster, EGU General Assembly, Vienna, Austria.

Hauhs*, Michael, Christina Bogner, Georg Klute, and Holger Lange. 2019. ‘A Category-Theoretic Model Framework as Mediator between Disciplines in the Anthropocene’. Talk, EGU General Assembly, Vienna, Austria.

Müller*, Katharina, Andreas Cramer, Andrea Carminati, Martin Löder, and Christina Bogner. 2019. ‘Microplastic in Soil Systems: Concepts and Big Questions’. Poster, Annual Meeting of the Soil Science Society of Switzerland and the German Soil Science Society, Bern, Switzerland.

Seifelislam-Schreiber*, Aicha, Katharina Funk, Esmail Elfadul, and Christina Bogner. 2019. ‘Land Use Dynamics in the Khor Abu Habil Alluvial Fan, Sudan’. Poster, EGU General Assembly, Vienna, Austria.

Bogner*, Christina. 2017. ‘Vis–NIR Diffuse Reflectance Spectroscopy. A Rapid and Inexpensive Technique to Characterise Soils’. Invited Talk, Seminar of the Department of Biogeochemistry of Agroecosystems, University of Göttingen.

Bogner*, Christina, Britta Aufgebauer, and Bernd Huwe. 2017. ‘Model–Data Comparison with Permutation Entropy: Moving beyond Summary Statistics’. Talk, EGU General Assembly, Vienna, Austria.

Bogner*, Christina, and Anna Kühnel. 2017. ‘Spectral Mixing for Vis-NIR Diffuse Reflectance Spectroscopy’. Talk, Pedometrics 2017, Wageningen, Netherlands.

Bogner*, Christina, Stephan Raspe, and Werner Borken. 2017. ‘Long-Term Dynamics of Soil Solution in Bavarian Forests: Is There a Recovering from Acidification?’ Talk, Annual meeting of the German Soil Science Society, Göttingen, Germany.

Evgrafova*, Alevtina, Anna Kühnel, Christina Bogner, Ina Haase, Olga Shibistova, Georg Guggenberger, Nikita Tananaev, Leopold Sauheitl, and Sandra Spielvogel. 2017. ‘Visible-near Infrared Spectroscopy as a Tool to Improve Mapping of Soil Properties’. PICO Presentation, EGU General Assembly, Vienna, Austria.

Kimaro*, Jerome, Valeska Scharsich, Bernd Huwe, and and Christina Bogner. 2017. ‘Linking Hydrology of Traditional Irrigation Canals and Socio-Economic Aspects of Agricultural Water Use around Mt. Kilimanjaro’. Poster, EGU General Assembly, Vienna, Austria.

Scharsich*, Valeska, Dennis Ochuodho Otieno, and Christina Bogner. 2017. ‘Analysing Land Cover and Land Use Change in the Ruma National Park and Surroundings in Kenya’. Poster, EGU General Assembly, Vienna, Austria.

Aufgebauer*, Britta, Michael Hauhs, Christina Bogner, Henning Meesenburg, and Holger Lange. 2016. ‘Causal Relationships among Time Series of the Lange Bramke Catchment (Harz Mountains, Germany)’. Talk, EGU General Assembly, Vienna, Austria.

Bogner*, Christina, Michael Hauhs, Gunnar Lischeid, and Holger Lange. 2016. ‘Keeping the Secret: Insights from Repeated Catchment-Scale Tracer Experiments under Transient Conditions’. Talk, EGU General Assembly, Vienna, Austria.

Bogner*, Christina, and Anna Kühnel. 2016. ‘Bodenspektroskopie: Aus Dem Labor Ins Feld’. Talk, Sitzung der AG 3-4D Bodenmodell, Halle, Germany.

Bogner*, Christina, Anna Kühnel, Valeska Scharsich, Johannes Hepp, and Bernd Huwe. 2016. ‘Small Scale Variability of Soil Parameters in Different Land Uses on the Southern Slopes of Mount Kilimanjaro’. Poster, EGU General Assembly, Vienna, Austria.

Bogner*, Chrstina, Stephan Raspe, and Werner Borken. 2016. ‘Langfristige Entwicklung von Versauerungsindikatoren in Der Bodenlösung Bayerischer Level II-Flächen’. Talk, 12. Gemeinsame tagung “Waldböden: Nutzung und Schutz”, Göttingen, Germany.

Borken*, Werner, Chrstina Bogner, and Stephan Raspe. 2016. ‘Dynamik von Stickstoffein- Und -Austrägen in Bayerischen Level II-Flächen’. Talk, 12. Gemeinsame tagung “Waldböden: Nutzung und Schutz”, Göttingen, Germany.

Scharsich*, Valeska, Kupakwashe Mtata, Michael Hauhs, Holger Lange, and Christina Bogner. 2016. ‘Analysing Land Cover and Land Use Change in the Matobo National Park and Surroundings in Zimbabwe’. Poster, EGU General Assembly, Vienna, Austria.

Sammartino*, Stephane, Anne-Sophie Lissy, Christina Bogner, and Sophie Cornu. 2015. ‘How to Unravel Relationships between Soil Structure and Preferential Flow in Structured Soils with Fast Tomography at the Continuum Scale?’ Poster, AGU fall meeting, San Francisco, USA.

Bogner*, C., A. Kühnel, and B. Huwe. 2014. ‘Predicting with Limited Data – Increasing the Accuracy in VIS-NIR Diffuse Reflectance Spectroscopy by SMOTE’. Talk, 6^th workshop on hyperspectral image and signal processing: Evolution in remote sensing, Lausanne, Switzerland.

Bogner*, C. 2013. ‘Erprobung Neuer Und Theoretisch Wohlbegründeter Statistischer Verfahren in Der Analyse von Umweltdaten’. Invited Talk, Kolloquium des Mathematischen Instituts, Universität Ilmenau.

Bogner*, C., B. Trancón y Widemann, and H. Lange. 2013a. ‘A Discrete Perspective on Nonlinear Dimension Reduction’. Talk, EGU General Assembly, Vienna, Austria.

———. 2013b. ‘Image Analysis of Dye Stained Patterns in Soils’. Poster, EGU General Assembly, Vienna, Austria.

Hauhs*, M., and C. Bogner. 2013. ‘Can Nature Protection Be Unsustainable? Models behind Nature Protection in New Zealands National Parks’. Talk, EGU General Assembly, Vienna, Austria.

Kühnel*, A., C. Bogner, H. Pabst, and B. Huwe. 2013. ‘Visualizing Small Scale Variability of Clay Content on Soils at Mt. Kilimanjaro by VIS-NIR Spectroscopy’. Talk, 3^rd global workshop on proximal soil sensing, Potsdam, Germany.

Bogner*, C., B. Trancón y Widemann, and H. Lange. 2012a. ‘A Discrete Perspective on Nonlinear Dimension Reduction’. Talk, DAMES 2012: Data analysis and modeling in Earth sciences, Potsdam, Germany.

———. 2012b. ‘Characterising Dye Patterns in Soils by Indices of Their Binary Images’. Talk, 2^nd international conference on hydropedology, Leipzig, Germany.

Trancón y Widemann, Baltasar, and Christina Bogner*. 2012. ‘Image Analysis for Soil Dye Tracer Infiltration Studies’. Talk, 3^rd international conference on image processing theory, tools and applications (IPTA), Istanbul, Turkey.

Bogner*, C., H. Lange, H. Meesenburg, and M. Hauhs. 2011. ‘Characteristic Patterns and Processes from Non-Linear Dimension Reduction of Streamwater Time Series in the Forested Catchment Lange Bramke, Harz Mountains, Germany’. Poster, EGU General Assembly, Vienna, Austria.

Bogner*, C., B. Trancón y Widemann, and M. Hauhs. 2011. ‘Simulation of Flow Patterns in Soils’. Poster, EGU General Assembly, Vienna, Austria.

Bogner*, C, I. Schmiedinger, and B. Huwe. 2010. ‘Rapid Estimation of Brilliant Blue Concentrations in Soil by Diffuse Reflectance Spectroscopy’. Poster, Proceedings of the art, science and application of reflectance spectroscopy symposium, Boulder, CO, USA.

Mirzaei*, M.R., S. Ruy, T. Ziarati, M.R. Khaledian, and C. Bogner. 2008. ‘Changes of Soil Surface Roughness under Simulated Rainfall Evaluated by Photogrammetry’. Talk, EGU General Assembly, Vienna, Austria.

Bogner*, C., B. Huwe, and A. Kolb. 2007. ‘Monitoring of Drying/Rewetting and of Freezing/Thawing Experiments at Coulissenhieb II’. Poster, International symposium on soil processes under extreme meteorological conditions, Bayreuth, Germany.

Bogner*, C., G. Wiedemann, B. Huwe, V. Marc, S. Ruy, and Y. Travi. 2007. ‘Kleinskalige Dynamik Und Fließmuster Bei Extremen Thermischen Und Bodenhydrologischen Randbedingungen’. Poster, Jahrestagung der Deutschen Bodenkundlichen Gesellschaft, Dresden, Germany.

Bogner*, C., B. Wolf, and B. Huwe. 2007a. ‘Dye Tracing in the Vadose Zone – from Field Work to Image Analysis’. Poster, International symposium on soil processes under extreme meteorological conditions, Bayreuth, Germany.

———. 2007b. ‘Patterns of Water Flow under Extreme Meteorological Boundary Conditions’. Poster, International symposium on soil processes under extreme meteorological conditions, Bayreuth, Germany.

Bogner*, C., B. Wolf, B. Huwe, I. Schmiedinger, and A. Kolb. 2007. ‘Dye Tracing in the Vadose Zone – Experimental Design’. Poster, International symposium on soil processes under extreme meteorological conditions, Bayreuth, Germany.

Bogner*, C., B. Wolf, and B. Schlather, M. Huwe. 2007. ‘Analysing Flow Patterns from Dye Tracer Experiments in a Forest Soil Using Extreme Value Statistics’. Talk, International symposium on soil processes under extreme meteorological conditions, Bayreuth, Germany.

Zuber*, T., C. Bogner, W. Borken, and B. Huwe. 2007. ‘Modelling of Soil Water Budgets as Affected by Drying/Rewetting and Freezing/Thawing Events in a Spruce Forest’. Poster, International symposium on soil processes under extreme meteorological conditions, Bayreuth, Germany.

Bogner*, C., B. Wolf, M. Schlather, and B. Huwe. 2006. ‘Analysing Flow Patterns from Dye Tracer Experiments in a Forest Soil Using Extreme Value Statistics’. Talk, International Workshop on Preferential flow and transport processes in soil, Monte Verità, Ascona, Switzerland.

Bogner*, C., S. Engelhardt, and B. Huwe. 2005. ‘Dye Tracer and Column Experiments to Study Dynamics and Patterns of Preferential Flow Paths and Hydraulic Properties of Disturbed and Undisturbed Soils in a Tropical Mountain Rainforest (South Ecuador)’. Talk, 18^th GTÖ conference: Tropical ecosystems: Functional biodiversity & human influence, Berlin, Germany.

Bogner*, C., A-L. Cognard-Plancq, J-F. Didon-Lescot, and J. Lavabre. 2004. ‘The Hydrological Influence of a Mountain Bog: A Modelling Approach’. Poster, British hydrological society international conference: Science and practice for the 21^st century, London, Great Britain.

Bogner*, C., V. Marc, L. Di Pietro, C. Doussan, S. Ruy, J-C. Gaudu, P. Perrin, et al. 2004. ‘Tracer Study of Infiltration in a Field Soil – Simulated Rainfall Experiment on a Large Lysimeter’. Talk, International workshop on the application of isotope techniques in hydrological and environmental studies, Paris, France.