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In focus Mitarbeitende Holger Gärtner Projects Publications Downloads Microtomes Wood anatomy Dendro-Links Arctic and Alpine Anatomy Organization Aufgaben Locations Geschichte Job opportunities Contact and maps

Publications (Holger Gärtner)

Gärtner-Roer I, Gärtner H, & Heinrich I (in review): Wood anatomical analysis of alpine shrubs growing on creeping mountain permafrost. Dendrochronologia.

Zimowski M, Leuschner HH, Gärtner H, Bergmeier E (accepted): Age and diversity of East Mediterranean dwarf shrublands: a dendrochronological approach along an altitudinal gradient on Crete. Journal of Vegetation Science.

Gärtner H, Heinrich I (in press): Dendrogeomorphology. Encyclopedia of Quaternary Science, 2nd Edition. Elsevier.

Gärtner H, Rozenberg P, Montés P, Bertel O, Helle G, Heinrich I (eds.) (2012): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 10. GFZ Potsdam, Scientific Technical Report STR 12/03, Potsdam, pp. 126.

2011

Wagner B, Gärtner H, Santini S, Ingensand H (2011): Cross-sectional interpolation of annual rings within a 3D root model. Dendrochronologia 29: 201-210.

van der Maaten-Theunissen M, Spiecker H, Gärtner H, Helle G, Heinrich I (eds.) (2011): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 9. GFZ Potsdam, Scientific Technical Report STR 11/07, Potsdam, pp. 192.

Wagner B, Santini S, Ingensand H, Gärtner H (2011): A tool to model 3D coarse-root development with annual resolution. Plant Soil 346: 79–96.

2010

Gärtner H, Heinrich I (2010): Anatomie des cernes annuels chez les arbres et les arbustes. Chapter 2 in: Payette, S. et L. Filion (éds.), La Dendroécologie : Principes, méthodes et applications. Les Presses de l'Université Laval, Québec, Québec, 33-60.

Filion L, Gärtner H (2010): Dendrogéomorphologie. Chapter 19 in: Payette, S. et L. Filion (éds.), La Dendroécologie : Principes, méthodes et applications. Les Presses de l'Université Laval, Québec, Québec, 537-572.

Copenheaver CA, Gärtner H, Schäfer I, Vaccari FP, Cherubini P (2010): The potential of wood anatomy of a Mediterranean shrub to reflect site-specific responses to increased drought frequency. Canadian Journal of Botany 88: 545 - 555. doi:10.1139/B10-029.

Levanic T, Gricar J, Hafner P, Krajnc R, Jagodic S, Gärtner H, Heinrich I, Helle G (eds.) (2010): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 8. GFZ Potsdam, Scientific Technical Report STR 10/05, Potsdam, pp. 169.

Bigio E, Gärtner H, Conedera M (2010): Fire-related features of wood anatomy in a Sweet Chestnut (Castanea sativa) coppice in southern Switzerland. Trees 24: 643 - 655. doi: 10.1007/s00468-010-0434-9

Wagner B, Gärtner H, Ingensand H, Santini S (2010): Incorporating 2D tree-ring data in 3D laser scans of coarse root systems. Plant and Soil 334: 175-187. doi: 10.1007/s11104-010-0370-x

Gärtner H, Nievergelt D (2010): The core-microtome. A new tool for surface preparation on cores and time series analysis of varying cell parameters. Dendrochronologia 28/2: 85-92. doi: 10.1016/j.dendro.2009.09.002

Fonti P, von Arx G, García-González I, Eilmann B, Sass-Klaassen U, Gärtner H, Eckstein D (2010): Studying global change through plastic responses of xylem anatomy in tree rings. New Phytologist 185: 42-53. doi: 10.1111/j.1469-8137.2009.03030.x (PDF).

2009

Gärtner H, Wagner B, Heinrich I, Denier C (2009) 3D laser scanning - a new methodology to analyze coarse tree root systems. For. Snow Landsc. Res. 82, 1: 95-106.

Gärtner H, Heinrich I (2009): The Formation of Traumatic Rows of Resin Ducts in Larix decidua and Picea abies (Pinaceae) as a Result of Wounding Experiments in the Dormant Season. IAWA 30/2: 199-215. Request PDF

Wagner B, Gärtner H (2009a): Modeling of tree roots - Combining 3D Laser scans and 2D tree ring data. In: Kaczka R, Malik I, Owczarek P, Gärtner H, Helle G, Heinrich I (eds.) (2009): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 7. GFZ Potsdam, Scientific Technical Report STR 09/03, Potsdam: 196-204. Request PDF

Wagner B, Gärtner H (2009b): 3-D Modeling of tree root systems—a fusion of 3-D Laser scans and 2-D tree-ring data. In: Nell M, Steinkellner S, Vierhe C, Franz C, Zitterl-Eglseer K (eds): RootRAP, 7th ISSR symposium Root Research and Applications,Sept 2–4, 2009. BOKU Wien, Institute of Hydraulics and RuralWaterManagement,Department ofWater,Atmosphereand Environment, University of Natural Resources and Applied Life Sciences, Vienna, Austria

Kaczka R, Malik I, Owczarek P, Gärtner H, Helle G, Heinrich I (eds.) (2009): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 7. GFZ Potsdam, Scientific Technical Report STR 09/03, Potsdam, pp. 226.

2008

Heinrich I, Gärtner H (2008) Variations in tension wood of two broadleaved tree species in response to different mechanical treatments: Implications for dendrochronology and mass movement studies. International Journal of Plant Sciences 169/7: 928-936. (doi: 10.1086/589695) Request PDF

Hitz OM, Gärtner H, Heinrich I, Monbaron M (2008) Wood Anatomical Changes in Roots of European Ash (Fraxinus excelsior L.) after Exposure. Dendrochronologia 25: 145–152. (doi:10.1016/j.dendro.2007.03.005) Request PDF

Heinrich I, Gärtner H (2008) Rekonstruktion von Naturereignissen mithilfe der Holzanatomie. Schweizerische Zeitschrift für Forstwesen 159/3: 58–65. (doi: 10.3188/szf.2007.0058)

Elferts D, Brumelis G, Gärtner H, Helle G, Schleser G (eds.) (2008): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 6. GFZ Potsdam, Scientific Technical Report STR 08/05, Potsdam, pp. 167.

Hitz OM, Gärtner H, Heinrich I, Monbaron M (2008) Erosionsrekonstruktion aufgrund anatomischer Veränderungen in Eschenwurzeln. Schweizerische Zeitschrift für Forstwesen 159/3: 51-57. (doi: 10.3188/szf.2008.0051) Request PDF

Hitz OM, Gärtner H, Heinrich I, Monbaron M (2008) First time application of Ash (Fraxinus excelsior L.) roots to determine erosion rates in mountain torrents. Catena 72: 248-258. (doi:10.1016/j.catena.2007.05.008) Request PDF

2007

Gärtner H (2007) Tree roots - Methodological review and new development in dating and quantifying erosive processes. Geomorphology 86/3-4: 243-251. (doi:10.1016/j.geomorph.2006.09.001) Request PDF

Gärtner H (2007) Glacial Landforms, Tree Rings: Dendrogeomorphology. In: Elias SA (Ed.): Encyclopedia of Quaternary Sciences, Vol.2, Elsevier, 979-988. (PDF)

Winchester V, Gärtner H, Bezzi M (2007) Dendrogeomorphological applications. In: Goudie, A. & J. Kalvoda (eds.): Geomorphological Variations. Nakladatelstvi P3K, Prague, 183-203.

Haneca K, Verheyden A, Beekmann H, Gärtner H, Helle G, Schleser G (Eds.) (2007) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 5: pp. 302.

Heinrich I, Gärtner H, Monbaron M (2007) Tension wood formed in Fagus sylvatica and Alnus glutinosa after simulated mass movement events. IAWA 28/1: 39-48.

Dikau R, Gärtner H, Nyenhuis M, Otto JC, Roer I, Sahling I (2007) Potentiale neuer Methoden zur Detektion von Reliefformen und der Kinematik der Erdoberfläche. In: Deutscher Arbeitskreis für Geomorphologie (Ed.): Die Erdoberfläche - Lebens- und Gestaltungsraum des Menschen. Forschungsstrategische und programmatische Leitlinien zukünftiger geomorphologischer Forschung und Lehre. Zeitschrift für Geomorphologie N.F., Suppl.Bd. 148: 116-125.

Roer I, Gärtner H, Heinrich I (2007) Dendrogeomorphological analysis of alpine trees and shrubs growing on active and inactive rockglaciers. In: Haneca K, Verheyden A, Beekmann H, Gärtner H, Schleser G (eds.): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 5: 248-258.

Heinrich I, Gärtner H (2007) Wood anatomy and Dendrogeomorphology - Reaction wood varieties caused by different experimental treatments. In: Haneca K, Verheyden A, Beekmann H, Gärtner H, Schleser G (eds.): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 5: 224-232.

2006

Gärtner H, Denier C (2006) Application of a 3D Laser scanning device to acquire the structure of whole root systems- a pilot study. In: Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4: 288-294. (PDF)

Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) (2006) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4., pp. 313

Heinrich I, Gärtner H, Monbaron M (2006): Different forms of tension wood in alder and beech in relation to mechanical stress -preliminary results. In: Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) (2006): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4: 295-299. (PDF)

Hitz OM, Gärtner H, Monbaron M (2006) Reconstruction of Erosion Rates in Swiss Mountain Torrents. In: Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) (2006): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4: 196-202. (PDF)

2005

Gärtner H, Esper J, Schleser G (eds.) (2005) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 3: pp. 176.

Winchester V, Viles H, Gärtner H (2005): Fieldtrip report: 20th International Dendroecological Field Week. 28th August - 3rd September 2005. Geophemera, 96: 25-27.

M. Stoffel, I. Lièvre, D. Conus, M. A. Grichting, H. Raetzo, H. Gärtner & M. Monbaron (2005): 400 Years of Debris-Flow Activity and Triggering Weather Conditions: Ritigraben, Valais, Switzerland. In: Arctic, Antarctic and Alpine Research, Vol. 37 (3): 387-395.

Gärtner H (2004) Die Wurzel als Anker: Dreidimensionale Erfassung der Wurzelausbreitung unter Berücksichtigung der Holzanatomie. Forum für Wissen 2004, Schutzwald und Naturgefahren, 43-46. (PDF)

Gärtner H, Esper J, Treydte K (2004) Geomorphologie und Jahrringe - Feldmethoden in der Dendrogeomorphologie.
Schweizerische Zeitschrift für Forstwesen 155/6: 198-207. (PDF)

Gärtner H, Bräker OU (2004) Roots - the hidden key players in estimating the potential of Swiss forest to act as carbon sinks. In: Jansma E, Bräuning A, Gärtner H, Schleser G (eds.) (2004) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 2: 13-18. (PDF)

Gärtner, H. (2004): Tree roots: New applications in dating and quantifying geomorphic processes. Geophysical Research Abstracts, Vol. 6, 03299.

Cherubini P, Gärtner H, Esper J, Kaennel Dobbertin M, Kaiser KF, Rigling A, Treydte K, Zimmermann N, Bräker OU (2004) Jahrringe als Archive für interdisziplinäre Umweltforschung. Schweizerische Zeitschrift für Forstwesen 155/6: 162-168. (PDF)

Stoffel M, Liévre I, Conus D, Grichting M, Gärtner H, Monbaron M (2004) Rekonstruktion der Muraktivität im Ritigraben (VS) und Vergleich der Chronikdaten benachbarter Gewässer. Mitteilungen der VAW 184: 25-40.

Esper J, Treydte K, Frank D, Gärtner H, Büntgen U (2004) Temperaturvariationen und Jahrringe. Schweizerische Zeitschrift für Forstwesen 155/6: 213-221. (PDF)

Treydte K, Esper J, Gärtner H (2004) Stabile Isotope in der Dendroklimatologie. Schweizerische Zeitschrift für Forstwesen 155/6: 222-232. (PDF)

Jansma E, Bräuning A, Gärtner H, Schleser G (eds.) (2004) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 2, pp. 158.

Gärtner H (2003a):The applicability of roots in Dendrogeomorphology. In: Schleser, G., Winiger, M., Bräuning, A., Gärtner, H., Helle, G., Jansma, E., Neuwirth, B. & K. Treydte (Eds.) (2003): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 1: 120-124. (PDF)

Gärtner H (2003b) Holzanatomische Analyse diagnostischer Merkmale einer Freilegungsreaktion in Jahrringen von Koniferenwurzeln zur Rekonstruktion geomorphologischer Prozesse. Dissertationes Botanicae, Band 378, pp. 118.

Gärtner H, Stoffel M, Lièvre I, Monbaron M (2003) Tree ring analyses and detailed geomorphological mapping on a forested debris flow cone in Switzerland. In: Rickenmann D, Chen Ch (eds) Debris Flow Hazards Mitigation: Mechanics, Prediction, and Assessment. Vol. 1: 207-217. (PDF)

Gärtner H, Hitz O, Monbaron M (2003) Jahrringanalytische Rekonstruktion von Ufererosion und Schwemmholzaufkommen in Schweizer Wildbächen. FAN-Agenda 02/2003: 16-17.

Stoffel M, Gärtner H, Lièvre I, Monbaron M (2003) Comparison of reconstructed debris flow events years (Ritigraben, Switzerland) and existing flooding data. In: Rickenmann, D. & Ch. Chen (eds) Debris Flow Hazards Mitigation: Mechanics, Prediction, and Assessment. Vol. 1: 243-253.

Schleser G, Winiger M, Bräuning A, Gärtner H, Helle G, Jansma E, Neuwirth B, Treydte K (eds.) (2003) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 1: Proceedings of the DENDROSYMPOSIUM 2002, April 11th - 13th 2002, Bonn / Jülich, Germany.

Sahling I, Schmidt KH, Gärtner H (2003) Dendrogeomorphological Analysis of the enlargement of cracks at the Wellenkalk-scarp in the southern Thuringia Basin. In: Schleser G, Winiger M, Bräuning A, Gärtner H, Helle G, Jansma E, Neuwirth B, Treydte K (eds.) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 1:125-130.

Gärtner H (2002) Anatomical changes in root growth related to geomorphic processes. In: Dendrochronology, Environmental Change and Human History. 6th International Conference on Dendrochronology, Quebec, 106-108.

Gärtner H, Stoffel M (2002): Detailed mapping and dendrogeomorphological analysis of a debris flow torrent in Switzerland. In: INTERPRAEVENT 2002 in the Pacific Rim, Congress Publication, Vol. 1: 199-207. (PDF)

Hagedorn F, Gärtner H, Bucher J (2002) Schweizer Wald - Eine Senke für atmosphärisches CO2? In: Holzforschung Schweiz 2: 7-9.

Roer I, Gärtner H, Dikau R (2002) Bioindikation von Blockgletschersystemen im Turtmanntal (Wallis, Schweiz). In: Schleser G, Winiger M, Bräuning A, Gärtner H, Helle G, Jansma E, Neuwirth B, Treydte K (eds.) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol.1. Umwelt, Forschungszentrum Jülich, Bd. 33: 132.

Gärtner H, Schweingruber FH, Dikau (R 2001) Determination of erosion rates by analyzing structural changes in the growth pattern of exposed roots. In: Dendrochronologia 19: 81-91. (PDF)

Gärtner H (2001) Holzanatomische Analyse diagnostischer Merkmale einer Freilegungsreaktion in Jahrringen von Koniferenwurzeln zur Rekonstruktion geomorphologischer Prozesse. Dissertation, Geographisches Institut der Universität Bonn, pp.122

Gärtner H, Bergmann A, Schmidt J (2001) Object-Oriented Modeling of Data Sources as a Tool for the Integration of Heterogeneous Geoscientific Information. In: Computers and Geosciences 27/8: 975-985.

Roer I, Hörsch B, Gärtner H, Dikau R (2001) Bioindication of rock glacier generations in the Turtmanntal (Valais, Switzerland). In: Ist European Permafrost Conference, Rome, 62.

Dehn M, Gärtner H, Dikau R (2001) Principles of semantic modeling of landform structures. In: Computers and Geosciences, Vol 27/8: 1005-1010.

Esper J, Gärtner H (2001) Interpretation of Tree-Ring Chronologies. Erdkunde 55/3: 277-288.

Esper J, Treydte K, Gärtner H, Neuwirth B (2001) A tree ring reconstruction of climatic extreme years since AD1427 for Western Central Asia. Palaeobotanist 50: 141-152.

Gers E, Florin N, Gärtner H, Glade T, Dikau R, Schweingruber FH (2001) Application of shrubs for dendrogeomorphological analysis to reconstruct spatial and temporal landslide movement patterns. -A preliminary study- In: Dikau R, Schmidt KH (eds.) Mass Movements in South, West and Central Germany. Zeitschrift für Geomorphologie, Suppl. 125: 163-175.

Gärtner H, Bergmann A, Breunig M, Cremers AB, Dikau R (2000) OPALIS - An Open Paleoecological Information System. GIS - Zeitschrift für raumbezogene Information und Entscheidungen 13/2: 6-11.

Schmidt J, Gärtner H (2000) Investigations of geomorphometric siginificance in hydrologic processes using geo-information technologies - results and implications for GIS needs in geomorphology. Schriftenreihe des SFB 350, Vol. 83, Rheinische Friedrich-Wilhelms-Universität Bonn.

Schmidt J, Gärtner H, Dikau R (2000) Investigations in Slope Development through Landslide Activity - Concepts, Methods, and Implications for Interdisciplinary and Interoperable Data Management. Schriftenreihe des SFB 350, Vol. 84, Rheinische Friedrich-Wilhelms-Universität Bonn.

Gärtner H, Bergmann A (1999) Object-oriented modeling of data sources as a tool for the integration of heterogeneous paleoecological information. In: Proceedings of the 4th International Conference on Geocomputation, Mary Washington College, Fredericksburg, Virgina, July 25-28, 1999. Full paper:--- Proceedings GEOCOMPUTATION 99.

Bergmann A, Gärtner H, Breunig M, Cremers AB, Dikau R (1999): Integrierter Zugriff auf heterogene paläoökologische Datenbestände. In: Rautenstrauch,C. & M.Schenk (Hrsg.): Umweltinformatik 99. Umweltinformatik zwischen Theorie und Industrieanwendung. 13.Internationales Symposium Informatik für den Umweltschutz der Gesellschaft für Informatik (GI), Magdeburg 1999, Metropolis-Verlag, Marburg, 403-416.

Bergmann A, Gärtner H, Breunig M, Cremers AB, Dikau R (1998) Design and first steps in the development of OPALIS. In: The International Archives of Photogrammetry and Remote Sensing Vol. 32, Part 4, ISPRS Commision IV - GIS Between Visions and Applications, 2-58.

Dikau R, Gärtner H, Holl,B, Kienholz H, Mani P, Zimmermann M (1996) Untersuchungen zur Murgangaktivität im Mattertal, Wallis, Schweiz. In: INTERPRAEVENT 1996, Tagungspublikation Bd.1, 397-408.

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Zimowski M, Leuschner HH, Gärtner H, Bergmeier E (accepted): Age and diversity of East Mediterranean dwarf shrublands: a dendrochronological approach along an altitudinal gradient on Crete. Journal of Vegetation Science. Gärtner H, Heinrich I (in press): Dendrogeomorphology. Encyclopedia of Quaternary Science, 2nd Edition. Elsevier. Gärtner H, Rozenberg P, Montés P, Bertel O, Helle G, Heinrich I (eds.) (2012): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 10. GFZ Potsdam, Scientific Technical Report STR 12/03, Potsdam, pp. 126. 2011 Wagner B, Gärtner H, Santini S, Ingensand H (2011): Cross-sectional interpolation of annual rings within a 3D root model. Dendrochronologia 29: 201-210. van der Maaten-Theunissen M, Spiecker H, Gärtner H, Helle G, Heinrich I (eds.) (2011): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 9. GFZ Potsdam, Scientific Technical Report STR 11/07, Potsdam, pp. 192. Wagner B, Santini S, Ingensand H, Gärtner H (2011): A tool to model 3D coarse-root development with annual resolution. Plant Soil 346: 79–96. 2010 Gärtner H, Heinrich I (2010): Anatomie des cernes annuels chez les arbres et les arbustes. Chapter 2 in: Payette, S. et L. Filion (éds.), La Dendroécologie : Principes, méthodes et applications. Les Presses de l'Université Laval, Québec, Québec, 33-60. Filion L, Gärtner H (2010): Dendrogéomorphologie. Chapter 19 in: Payette, S. et L. Filion (éds.), La Dendroécologie : Principes, méthodes et applications. Les Presses de l'Université Laval, Québec, Québec, 537-572. Copenheaver CA, Gärtner H, Schäfer I, Vaccari FP, Cherubini P (2010): The potential of wood anatomy of a Mediterranean shrub to reflect site-specific responses to increased drought frequency. Canadian Journal of Botany 88: 545 - 555. doi:10.1139/B10-029. Levanic T, Gricar J, Hafner P, Krajnc R, Jagodic S, Gärtner H, Heinrich I, Helle G (eds.) (2010): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 8. GFZ Potsdam, Scientific Technical Report STR 10/05, Potsdam, pp. 169. Bigio E, Gärtner H, Conedera M (2010): Fire-related features of wood anatomy in a Sweet Chestnut (Castanea sativa) coppice in southern Switzerland. Trees 24: 643 - 655. doi: 10.1007/s00468-010-0434-9 Wagner B, Gärtner H, Ingensand H, Santini S (2010): Incorporating 2D tree-ring data in 3D laser scans of coarse root systems. Plant and Soil 334: 175-187. doi: 10.1007/s11104-010-0370-x Gärtner H, Nievergelt D (2010): The core-microtome. A new tool for surface preparation on cores and time series analysis of varying cell parameters. Dendrochronologia 28/2: 85-92. doi: 10.1016/j.dendro.2009.09.002 Fonti P, von Arx G, García-González I, Eilmann B, Sass-Klaassen U, Gärtner H, Eckstein D (2010): Studying global change through plastic responses of xylem anatomy in tree rings. New Phytologist 185: 42-53. doi: 10.1111/j.1469-8137.2009.03030.x (PDF). 2009 Gärtner H, Wagner B, Heinrich I, Denier C (2009) 3D laser scanning - a new methodology to analyze coarse tree root systems. For. Snow Landsc. Res. 82, 1: 95-106. Gärtner H, Heinrich I (2009): The Formation of Traumatic Rows of Resin Ducts in Larix decidua and Picea abies (Pinaceae) as a Result of Wounding Experiments in the Dormant Season. IAWA 30/2: 199-215. Request PDF Wagner B, Gärtner H (2009a): Modeling of tree roots - Combining 3D Laser scans and 2D tree ring data. In: Kaczka R, Malik I, Owczarek P, Gärtner H, Helle G, Heinrich I (eds.) (2009): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 7. GFZ Potsdam, Scientific Technical Report STR 09/03, Potsdam: 196-204. Request PDF Wagner B, Gärtner H (2009b): 3-D Modeling of tree root systems—a fusion of 3-D Laser scans and 2-D tree-ring data. In: Nell M, Steinkellner S, Vierhe C, Franz C, Zitterl-Eglseer K (eds): RootRAP, 7th ISSR symposium Root Research and Applications,Sept 2–4, 2009. BOKU Wien, Institute of Hydraulics and RuralWaterManagement,Department ofWater,Atmosphereand Environment, University of Natural Resources and Applied Life Sciences, Vienna, Austria Kaczka R, Malik I, Owczarek P, Gärtner H, Helle G, Heinrich I (eds.) (2009): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 7. GFZ Potsdam, Scientific Technical Report STR 09/03, Potsdam, pp. 226. 2008 Heinrich I, Gärtner H (2008) Variations in tension wood of two broadleaved tree species in response to different mechanical treatments: Implications for dendrochronology and mass movement studies. International Journal of Plant Sciences 169/7: 928-936. (doi: 10.1086/589695) Request PDF Hitz OM, Gärtner H, Heinrich I, Monbaron M (2008) Wood Anatomical Changes in Roots of European Ash (Fraxinus excelsior L.) after Exposure. Dendrochronologia 25: 145–152. (doi:10.1016/j.dendro.2007.03.005) Request PDF Heinrich I, Gärtner H (2008) Rekonstruktion von Naturereignissen mithilfe der Holzanatomie. Schweizerische Zeitschrift für Forstwesen 159/3: 58–65. (doi: 10.3188/szf.2007.0058) Elferts D, Brumelis G, Gärtner H, Helle G, Schleser G (eds.) (2008): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 6. GFZ Potsdam, Scientific Technical Report STR 08/05, Potsdam, pp. 167. Hitz OM, Gärtner H, Heinrich I, Monbaron M (2008) Erosionsrekonstruktion aufgrund anatomischer Veränderungen in Eschenwurzeln. Schweizerische Zeitschrift für Forstwesen 159/3: 51-57. (doi: 10.3188/szf.2008.0051) Request PDF Hitz OM, Gärtner H, Heinrich I, Monbaron M (2008) First time application of Ash (Fraxinus excelsior L.) roots to determine erosion rates in mountain torrents. Catena 72: 248-258. (doi:10.1016/j.catena.2007.05.008) Request PDF 2007 Gärtner H (2007) Tree roots - Methodological review and new development in dating and quantifying erosive processes. Geomorphology 86/3-4: 243-251. (doi:10.1016/j.geomorph.2006.09.001) Request PDF Gärtner H (2007) Glacial Landforms, Tree Rings: Dendrogeomorphology. In: Elias SA (Ed.): Encyclopedia of Quaternary Sciences, Vol.2, Elsevier, 979-988. (PDF) Winchester V, Gärtner H, Bezzi M (2007) Dendrogeomorphological applications. In: Goudie, A. & J. Kalvoda (eds.): Geomorphological Variations. Nakladatelstvi P3K, Prague, 183-203. Haneca K, Verheyden A, Beekmann H, Gärtner H, Helle G, Schleser G (Eds.) (2007) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 5: pp. 302. Heinrich I, Gärtner H, Monbaron M (2007) Tension wood formed in Fagus sylvatica and Alnus glutinosa after simulated mass movement events. IAWA 28/1: 39-48. Dikau R, Gärtner H, Nyenhuis M, Otto JC, Roer I, Sahling I (2007) Potentiale neuer Methoden zur Detektion von Reliefformen und der Kinematik der Erdoberfläche. In: Deutscher Arbeitskreis für Geomorphologie (Ed.): Die Erdoberfläche - Lebens- und Gestaltungsraum des Menschen. Forschungsstrategische und programmatische Leitlinien zukünftiger geomorphologischer Forschung und Lehre. Zeitschrift für Geomorphologie N.F., Suppl.Bd. 148: 116-125. Roer I, Gärtner H, Heinrich I (2007) Dendrogeomorphological analysis of alpine trees and shrubs growing on active and inactive rockglaciers. In: Haneca K, Verheyden A, Beekmann H, Gärtner H, Schleser G (eds.): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 5: 248-258. Heinrich I, Gärtner H (2007) Wood anatomy and Dendrogeomorphology - Reaction wood varieties caused by different experimental treatments. In: Haneca K, Verheyden A, Beekmann H, Gärtner H, Schleser G (eds.): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 5: 224-232. 2006 Gärtner H, Denier C (2006) Application of a 3D Laser scanning device to acquire the structure of whole root systems- a pilot study. In: Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4: 288-294. (PDF) Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) (2006) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4., pp. 313 Heinrich I, Gärtner H, Monbaron M (2006): Different forms of tension wood in alder and beech in relation to mechanical stress -preliminary results. In: Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) (2006): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4: 295-299. (PDF) Hitz OM, Gärtner H, Monbaron M (2006) Reconstruction of Erosion Rates in Swiss Mountain Torrents. In: Heinrich I, Gärtner H, Monbaron M, Schleser G (eds.) (2006): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 4: 196-202. (PDF) 2005 Gärtner H, Esper J, Schleser G (eds.) (2005) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 3: pp. 176. Winchester V, Viles H, Gärtner H (2005): Fieldtrip report: 20th International Dendroecological Field Week. 28th August - 3rd September 2005. Geophemera, 96: 25-27. M. Stoffel, I. Lièvre, D. Conus, M. A. Grichting, H. Raetzo, H. Gärtner & M. Monbaron (2005): 400 Years of Debris-Flow Activity and Triggering Weather Conditions: Ritigraben, Valais, Switzerland. In: Arctic, Antarctic and Alpine Research, Vol. 37 (3): 387-395. Gärtner H (2004) Die Wurzel als Anker: Dreidimensionale Erfassung der Wurzelausbreitung unter Berücksichtigung der Holzanatomie. Forum für Wissen 2004, Schutzwald und Naturgefahren, 43-46. (PDF) Gärtner H, Esper J, Treydte K (2004) Geomorphologie und Jahrringe - Feldmethoden in der Dendrogeomorphologie. Schweizerische Zeitschrift für Forstwesen 155/6: 198-207. (PDF) Gärtner H, Bräker OU (2004) Roots - the hidden key players in estimating the potential of Swiss forest to act as carbon sinks. In: Jansma E, Bräuning A, Gärtner H, Schleser G (eds.) (2004) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 2: 13-18. (PDF) Gärtner, H. (2004): Tree roots: New applications in dating and quantifying geomorphic processes. Geophysical Research Abstracts, Vol. 6, 03299. Cherubini P, Gärtner H, Esper J, Kaennel Dobbertin M, Kaiser KF, Rigling A, Treydte K, Zimmermann N, Bräker OU (2004) Jahrringe als Archive für interdisziplinäre Umweltforschung. Schweizerische Zeitschrift für Forstwesen 155/6: 162-168. (PDF) Stoffel M, Liévre I, Conus D, Grichting M, Gärtner H, Monbaron M (2004) Rekonstruktion der Muraktivität im Ritigraben (VS) und Vergleich der Chronikdaten benachbarter Gewässer. Mitteilungen der VAW 184: 25-40. Esper J, Treydte K, Frank D, Gärtner H, Büntgen U (2004) Temperaturvariationen und Jahrringe. Schweizerische Zeitschrift für Forstwesen 155/6: 213-221. (PDF) Treydte K, Esper J, Gärtner H (2004) Stabile Isotope in der Dendroklimatologie. Schweizerische Zeitschrift für Forstwesen 155/6: 222-232. (PDF) Jansma E, Bräuning A, Gärtner H, Schleser G (eds.) (2004) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 2, pp. 158. Gärtner H (2003a):The applicability of roots in Dendrogeomorphology. In: Schleser, G., Winiger, M., Bräuning, A., Gärtner, H., Helle, G., Jansma, E., Neuwirth, B. & K. Treydte (Eds.) (2003): TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 1: 120-124. (PDF) Gärtner H (2003b) Holzanatomische Analyse diagnostischer Merkmale einer Freilegungsreaktion in Jahrringen von Koniferenwurzeln zur Rekonstruktion geomorphologischer Prozesse. Dissertationes Botanicae, Band 378, pp. 118. Gärtner H, Stoffel M, Lièvre I, Monbaron M (2003) Tree ring analyses and detailed geomorphological mapping on a forested debris flow cone in Switzerland. In: Rickenmann D, Chen Ch (eds) Debris Flow Hazards Mitigation: Mechanics, Prediction, and Assessment. Vol. 1: 207-217. (PDF) Gärtner H, Hitz O, Monbaron M (2003) Jahrringanalytische Rekonstruktion von Ufererosion und Schwemmholzaufkommen in Schweizer Wildbächen. FAN-Agenda 02/2003: 16-17. Stoffel M, Gärtner H, Lièvre I, Monbaron M (2003) Comparison of reconstructed debris flow events years (Ritigraben, Switzerland) and existing flooding data. In: Rickenmann, D. & Ch. Chen (eds) Debris Flow Hazards Mitigation: Mechanics, Prediction, and Assessment. Vol. 1: 243-253. Schleser G, Winiger M, Bräuning A, Gärtner H, Helle G, Jansma E, Neuwirth B, Treydte K (eds.) (2003) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 1: Proceedings of the DENDROSYMPOSIUM 2002, April 11th - 13th 2002, Bonn / Jülich, Germany. Sahling I, Schmidt KH, Gärtner H (2003) Dendrogeomorphological Analysis of the enlargement of cracks at the Wellenkalk-scarp in the southern Thuringia Basin. In: Schleser G, Winiger M, Bräuning A, Gärtner H, Helle G, Jansma E, Neuwirth B, Treydte K (eds.) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol. 1:125-130. Gärtner H (2002) Anatomical changes in root growth related to geomorphic processes. In: Dendrochronology, Environmental Change and Human History. 6th International Conference on Dendrochronology, Quebec, 106-108. Gärtner H, Stoffel M (2002): Detailed mapping and dendrogeomorphological analysis of a debris flow torrent in Switzerland. In: INTERPRAEVENT 2002 in the Pacific Rim, Congress Publication, Vol. 1: 199-207. (PDF) Hagedorn F, Gärtner H, Bucher J (2002) Schweizer Wald - Eine Senke für atmosphärisches CO2? In: Holzforschung Schweiz 2: 7-9. Roer I, Gärtner H, Dikau R (2002) Bioindikation von Blockgletschersystemen im Turtmanntal (Wallis, Schweiz). In: Schleser G, Winiger M, Bräuning A, Gärtner H, Helle G, Jansma E, Neuwirth B, Treydte K (eds.) TRACE - Tree Rings in Archaeology, Climatology and Ecology, Vol.1. Umwelt, Forschungszentrum Jülich, Bd. 33: 132. Gärtner H, Schweingruber FH, Dikau (R 2001) Determination of erosion rates by analyzing structural changes in the growth pattern of exposed roots. In: Dendrochronologia 19: 81-91. (PDF) Gärtner H (2001) Holzanatomische Analyse diagnostischer Merkmale einer Freilegungsreaktion in Jahrringen von Koniferenwurzeln zur Rekonstruktion geomorphologischer Prozesse. Dissertation, Geographisches Institut der Universität Bonn, pp.122 Gärtner H, Bergmann A, Schmidt J (2001) Object-Oriented Modeling of Data Sources as a Tool for the Integration of Heterogeneous Geoscientific Information. In: Computers and Geosciences 27/8: 975-985. Roer I, Hörsch B, Gärtner H, Dikau R (2001) Bioindication of rock glacier generations in the Turtmanntal (Valais, Switzerland). In: Ist European Permafrost Conference, Rome, 62. Dehn M, Gärtner H, Dikau R (2001) Principles of semantic modeling of landform structures. In: Computers and Geosciences, Vol 27/8: 1005-1010. Esper J, Gärtner H (2001) Interpretation of Tree-Ring Chronologies. Erdkunde 55/3: 277-288. Esper J, Treydte K, Gärtner H, Neuwirth B (2001) A tree ring reconstruction of climatic extreme years since AD1427 for Western Central Asia. Palaeobotanist 50: 141-152. Gers E, Florin N, Gärtner H, Glade T, Dikau R, Schweingruber FH (2001) Application of shrubs for dendrogeomorphological analysis to reconstruct spatial and temporal landslide movement patterns. -A preliminary study- In: Dikau R, Schmidt KH (eds.) Mass Movements in South, West and Central Germany. Zeitschrift für Geomorphologie, Suppl. 125: 163-175. Gärtner H, Bergmann A, Breunig M, Cremers AB, Dikau R (2000) OPALIS - An Open Paleoecological Information System. GIS - Zeitschrift für raumbezogene Information und Entscheidungen 13/2: 6-11. Schmidt J, Gärtner H (2000) Investigations of geomorphometric siginificance in hydrologic processes using geo-information technologies - results and implications for GIS needs in geomorphology. Schriftenreihe des SFB 350, Vol. 83, Rheinische Friedrich-Wilhelms-Universität Bonn. Schmidt J, Gärtner H, Dikau R (2000) Investigations in Slope Development through Landslide Activity - Concepts, Methods, and Implications for Interdisciplinary and Interoperable Data Management. Schriftenreihe des SFB 350, Vol. 84, Rheinische Friedrich-Wilhelms-Universität Bonn. Gärtner H, Bergmann A (1999) Object-oriented modeling of data sources as a tool for the integration of heterogeneous paleoecological information. In: Proceedings of the 4th International Conference on Geocomputation, Mary Washington College, Fredericksburg, Virgina, July 25-28, 1999. Full paper:--- Proceedings GEOCOMPUTATION 99. Bergmann A, Gärtner H, Breunig M, Cremers AB, Dikau R (1999): Integrierter Zugriff auf heterogene paläoökologische Datenbestände. In: Rautenstrauch,C. & M.Schenk (Hrsg.): Umweltinformatik 99. Umweltinformatik zwischen Theorie und Industrieanwendung. 13.Internationales Symposium Informatik für den Umweltschutz der Gesellschaft für Informatik (GI), Magdeburg 1999, Metropolis-Verlag, Marburg, 403-416. Bergmann A, Gärtner H, Breunig M, Cremers AB, Dikau R (1998) Design and first steps in the development of OPALIS. In: The International Archives of Photogrammetry and Remote Sensing Vol. 32, Part 4, ISPRS Commision IV - GIS Between Visions and Applications, 2-58. Dikau R, Gärtner H, Holl,B, Kienholz H, Mani P, Zimmermann M (1996) Untersuchungen zur Murgangaktivität im Mattertal, Wallis, Schweiz. In: INTERPRAEVENT 1996, Tagungspublikation Bd.1, 397-408.