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Publications

Peer-reviewed publications (ISI)

Hagedorn, F., van Hees, P.A.W., Handa, I.T., S. Hättenschwiler (2008): Elevated atmospheric CO₂ fuels leaching of old dissolved organic matter at the alpine treeline. Global Biogeochemical Cycles 22 GB2004, doi:10.1029/2007GB003026

Handa, I.T.; Hagedorn, F.; Hättenschwiler, S. (2008): No stimulation in root production in response to four years of in situ CO₂ enrichment at the Swiss treeline. Functional Ecology 22, 348-358

Walz, A., Calonder, G.-P., Hagedorn, F., Lardelli, C., Lundström, C., V. Stöckli (2008): Regional CO₂ budget, countermeasures and reduction aims for the Alpine tourist region of Davos, Switzerland. Energy Policy 36, 811-820

Devi, N., Hagedorn, F., Moiseev, P., Bugmann, H., Shiyatov, S., Mazepa, V., Rigling, A. (2008) Expanding forests and changing growth forms of Siberian larch at the Polar Urals treeline during the 20th century. Global change Biology 14 doi:10.1111/j.1365-2486.2008.01583.x

Hagedorn, F., Machwitz, M. (2007): Controls on dissolved organic matter leaching from forest litter grown under elevated atmospheric CO₂. Soil Biology and Biochemistry, 39, 1759-1769.

Fröberg, M., Berggren, D., Hagedorn, F. (2007): The contribution of fresh litter to dissolved organic carbon leached from a coniferous forest floor. European Journal of Soil Science. doi: 10.1111/j.1365-2389.2006.00812.x

Jandl, R. Lindner, M., Bauwens, B., Vesterdal L., Baritz, R., Hagedorn, F., Johnson, D., Minkkinen, K., Byrne, K. (2007): Review: How strongly can forest management influence soil carbon sequestration? Geoderma 137, 253-268.

Hajdas, I., Schlumpf, N., Minikus-Stary, N., Hagedorn, F., Eckmeier, E., Schoch, W., Burga, C., Bonani, G., Schmidt, M.W.I., Cherubini, P., (2007): Radiocarbon ages of soil charcoals from the southern Alps, Ticino,Switzerland. Nucl. Instrum. Methods Phys. Res. B 259: 398-402.

Frey, B., Hagedorn, F., Guidici, F. (2006): Effect of girdling on soil respiration and root composition in a sweet chestnut forest. Forest Ecology and Management 225, 271-277.

Hagedorn, F., Maurer, S., Bucher, J.B., Siegwolf R. (2005): Immobilization, stabilization and re-mobilization of N in forest soils at elevated CO2: a 15N and 13C tracer study. Global Change Biology 11, 1816-1827.

Hagedorn, F., Saurer, M., Blaser, P. (2004): A 13C tracer study to identify the origin of dissolved organic carbon in forested mineral soils. European Journal of Soil Science 55, 91-100.

Schleppi, P., Hagedorn, F., Providoli, I. (2004): Nitrate leaching from a mountain forest ecosystem with Gleysols subjected to experimentally increased N deposition. Water, Air, and Soil Pollution: Focus 4, 453–467.

Hagedorn, F., Spinnler, D., Siegwolf, R. (2003): Increased N deposition retards mineralization of old soil organic matter. Soil Biology and Biochemistry 35, 1683-1692.

Hagedorn, F., Spinnler, D., Bundt, M., Blaser, P., Siegwolf R. (2003): The input and fate of new C in two forest soils under elevated CO2. Global Change Biology 9, 862-872.

Hagedorn, F., Blaser, P., Siegwolf, R. (2002): Elevated atmospheric CO2 and increased N deposition effects on dissolved organic carbon - clues from δ13C signature. Soil Biology and Biochemistry 34, 355-366.

Hagedorn, F., Landolt, W., Tarjan, D., Egli, P., Bucher, J.B. (2002): Elevated CO2 influences nutrient availability in young beech-spruce communities on two soils. Oecologia 132, 109-117.

Hagedorn, F., Bundt, M. (2002): The Age of Preferential Flow Paths. Geoderma 108, 119-132.

Hagedorn, F., Maurer, S., Egli, P., Blaser, P., Bucher, J.B., Siegwolf, R. (2001): Carbon sequestration in forest soils - effects of soil type, atmospheric CO2 enrichment, and N deposition. European Journal of Soil Science 52, 619-629.

Hagedorn, F., Schleppi, P., Mohn, J., Bucher, J.B., Flühler, H. (2001): Retention and leaching of elevated N deposition in a forest ecosystem with Gleysols. Water, Air and Soil Pollution 129, 119-142.

Hagedorn, F., Bucher, J.B., Schleppi, P. (2001): Contrasting dynamics of dissolved inorganic and organic nitrogen in soil and surface waters of forested catchments with Gleysols. Geoderma 100, 173-192.

Bundt, M., Jäggi, M., Blaser, P., Siegwolf, R., Hagedorn, F. (2001): Carbon and nitrogen dynamics in preferential flow paths and matrix of a forest soil. Soil Science Society of America Journal 65, 1529-1538.

Hagedorn, F., Bucher, J.B., Tarjan, D., Rusert, P., Bucher-Wallin, I. (2000): Responses of N fluxes and pools to elevated atmospheric CO2 in model forest ecosystems with acidic and calcareous soils. Plant and Soil 224, 273-286.

Hagedorn, F., Schleppi, P., Waldner, P., Flühler, H. (2000): Export of dissolved organic carbon and nitrogen from Gleysol dominated catchments - the significance of water flow paths. Biogeochemistry 50, 137-161.

Hagedorn, F., Kaiser, K., Feyen, H., Schleppi, P. (2000): Effects of redox conditions and flow processes on the mobility of dissolved organic carbon and nitrogen in a forest soil. Journal of Environmental Quality 29, 288-297.

Hagedorn, F. Schleppi, P. (2000): Determination of total dissolved nitrogen by persulfate oxidation. Journal of Plant Nutrition Soil Science 163, 81-82.

Mohn, J., Schürmann, A., Hagedorn, F., Schleppi, P., Bachofen, R. (2000): Increased rates of denitrification in nitrogen-treated forest soils. Forest Ecology and Management 137, 113-119.

Hagedorn, F., Mohn, J., Schleppi, P., Flühler, H. (1999): The role of rapid flow paths for nitrogen transformation in a forest soil - a field study with micro suction cups. Science Society of America Journal 63, 1915-1923.

Hagedorn, F., Steiner, K.G., Sekayange, L., Zech, W. (1997): Effect of rainfall pattern on nitrogen mineralization and leaching in a green manure experiment in South Rwanda. Plant and Soil 195, 365-375.

Drechsel, P., Steiner, K.G., Hagedorn, F. (1996): A review on the potential of improved fallows and green manure in Rwanda. Agroforestry Systems 33, 109-136.

Non-ISI

1. Hagedorn, F., Rigling, A., Bebi, P. (2006): Wo Bäume nicht mehr wachsen können. Die Waldgrenze. DIE ALPEN 9, 52-55.

2. Hagedorn, F. (2006) Interactive comment on ‚Warming mobilises young and old soil carbon equally’ by F. Conen et al. Biogeosciences Discussion 3, S526-S530.

3. Hagedorn, F., Kaufmann, E., Zimmermann, S., Volz, R. (2005): Kohlenstoff-Vorrat. Waldbericht 2005 – Zahlen und Fakten zum Zustand des Schweizer Waldes. BUWAL & WSL, 36-39.

4. Hagedorn, F. (2005): Böden - grosse Speicher, kleine Senken für CO2. - Vierteljahrsschrift Naturforschende Gesellschaft Zürich 150, 3-4: 94-96.

5. Wohlgemuth, T., Duelli, P., Ginzler, C., Gödickemeier, I., Hadorn, S., Hagedorn, F., Küttle, P., Lüscher, P., Moretti, M., Schneiter, G., Sciaccia, S., Wermelinger, B. (2005): ökologische Resilienz nach Feuer: Die Waldbrandfläche Leuk als Modellfall. Schweizerische Zeitschrift für Forstwesen 156, 345-352.

6. Hagedorn, F.; Leifeld, J.; Körner, C.; Ammann, C.; Flechard, C.; Neftel, A.; Fuhrer, J.; Keel, S. (2004): Eurosoil-Excursion No. 7. North Switzerland. Carbon Cycling in Terrestrial Ecosystems: CO2-Enrichment of Forests and Greenhouse Gas Fluxes in Grassland Systems. - In: Stahr K.; Fleck W. (eds) Eurosoil 2004, Freiburg im Breisgau, Germany. Excursion Guide Book. Forstliche Versuchs- und Forschungsanstalt Baden-Württemberg. 209-221.

7. Van der Meer, M. Hagedorn, F., Schweingruber, F.H., Rigling, A., Moiseev, P.A. (2004): Dynamik der alpinen Waldgrenze im südlichen Ural (Russland). DIE ERDE 135, 151-174.

8. Zimmermann, S., Hagedorn, F., Walthert, L. (2004): Erfassung des Kohlenstoffvorrats in Schweizer Waldböden: Wunschdenken und Realität. - Bulletin Bodenkundliche Gesellschaft Schweiz 27, 11-16.

9. Hagedorn, F. (2003): Böden - grosse Speicher, kleine Senken für CO2. Informationsblatt Forschungsbereich Wald 15, 4-5.

10. Hagedorn, F.; Hättenschwiler, S.; Siegwolf, R. (2003): Die Herkunft von DOM in Waldböden - Hinweise aus Feldversuchen mit markiertem 13CO2. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 102, 173-174.

11. Hagedorn, F. (2002): Kann der Schweizer Wald als CO2-Senke dienen? Natur und Mensch 6, 6-11.

12. Hagedorn, F.; Gärtner, H.; Bucher, J.B. (2002): Schweizer Wald: Eine Senke für atmosphärisches CO2? Holzforschung Schweiz 10, 7-9.

13. Hagedorn, F.; Blaser, P.; Bucher, J.B.; Siegwolf, R. (2001): Kohlenstoffpools von Modell-Waldökosystemen unter erhöhtem atmosphärischem CO2 und gesteigerter N-Deposition. Berichte Freiburger Forstliche Forschung 33, 149-155.

14. Hagedorn, F.; Blaser, P.; Bucher, J.B.; Siegwolf, R., (2001): Kohlenstoffpools von Modell-Waldökosystemen unter erhöhtem atmosphärischem CO2. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 96, 193-194.

15. Hagedorn, F.; Schleppi, P.; Bucher, J.B.; Flühler, H., 1999: Nitrat Auswaschung aus Waldböden - vom mm2 zum km2. Berichte Freiburger Forstliche Forschung 7, 67-72.

16. Hagedorn, F.; Schleppi, P.; Flühler, H. (1999): Präferentielle Fliesswege - Orte präferentieller N-Umsetzung? Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 91, 347-350.

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Global Biogeochemical Cycles 22 GB2004, doi:10.1029/2007GB003026 Handa, I.T.; Hagedorn, F.; Hättenschwiler, S. (2008): No stimulation in root production in response to four years of in situ CO₂ enrichment at the Swiss treeline. Functional Ecology 22, 348-358 Walz, A., Calonder, G.-P., Hagedorn, F., Lardelli, C., Lundström, C., V. Stöckli (2008): Regional CO₂ budget, countermeasures and reduction aims for the Alpine tourist region of Davos, Switzerland. Energy Policy 36, 811-820 Devi, N., Hagedorn, F., Moiseev, P., Bugmann, H., Shiyatov, S., Mazepa, V., Rigling, A. (2008) Expanding forests and changing growth forms of Siberian larch at the Polar Urals treeline during the 20th century. Global change Biology 14 doi:10.1111/j.1365-2486.2008.01583.x Hagedorn, F., Machwitz, M. (2007): Controls on dissolved organic matter leaching from forest litter grown under elevated atmospheric CO₂. Soil Biology and Biochemistry, 39, 1759-1769. Fröberg, M., Berggren, D., Hagedorn, F. (2007): The contribution of fresh litter to dissolved organic carbon leached from a coniferous forest floor. European Journal of Soil Science. doi: 10.1111/j.1365-2389.2006.00812.x Jandl, R. Lindner, M., Bauwens, B., Vesterdal L., Baritz, R., Hagedorn, F., Johnson, D., Minkkinen, K., Byrne, K. (2007): Review: How strongly can forest management influence soil carbon sequestration? Geoderma 137, 253-268. Hajdas, I., Schlumpf, N., Minikus-Stary, N., Hagedorn, F., Eckmeier, E., Schoch, W., Burga, C., Bonani, G., Schmidt, M.W.I., Cherubini, P., (2007): Radiocarbon ages of soil charcoals from the southern Alps, Ticino,Switzerland. Nucl. Instrum. Methods Phys. Res. B 259: 398-402. Frey, B., Hagedorn, F., Guidici, F. (2006): Effect of girdling on soil respiration and root composition in a sweet chestnut forest. Forest Ecology and Management 225, 271-277. Hagedorn, F., Maurer, S., Bucher, J.B., Siegwolf R. (2005): Immobilization, stabilization and re-mobilization of N in forest soils at elevated CO2: a 15N and 13C tracer study. Global Change Biology 11, 1816-1827. Hagedorn, F., Saurer, M., Blaser, P. (2004): A 13C tracer study to identify the origin of dissolved organic carbon in forested mineral soils. European Journal of Soil Science 55, 91-100. Schleppi, P., Hagedorn, F., Providoli, I. (2004): Nitrate leaching from a mountain forest ecosystem with Gleysols subjected to experimentally increased N deposition. Water, Air, and Soil Pollution: Focus 4, 453–467. Hagedorn, F., Spinnler, D., Siegwolf, R. (2003): Increased N deposition retards mineralization of old soil organic matter. Soil Biology and Biochemistry 35, 1683-1692. Hagedorn, F., Spinnler, D., Bundt, M., Blaser, P., Siegwolf R. (2003): The input and fate of new C in two forest soils under elevated CO2. Global Change Biology 9, 862-872. Hagedorn, F., Blaser, P., Siegwolf, R. (2002): Elevated atmospheric CO2 and increased N deposition effects on dissolved organic carbon - clues from δ13C signature. Soil Biology and Biochemistry 34, 355-366. Hagedorn, F., Landolt, W., Tarjan, D., Egli, P., Bucher, J.B. (2002): Elevated CO2 influences nutrient availability in young beech-spruce communities on two soils. Oecologia 132, 109-117. Hagedorn, F., Bundt, M. (2002): The Age of Preferential Flow Paths. Geoderma 108, 119-132. Hagedorn, F., Maurer, S., Egli, P., Blaser, P., Bucher, J.B., Siegwolf, R. (2001): Carbon sequestration in forest soils - effects of soil type, atmospheric CO2 enrichment, and N deposition. European Journal of Soil Science 52, 619-629. Hagedorn, F., Schleppi, P., Mohn, J., Bucher, J.B., Flühler, H. (2001): Retention and leaching of elevated N deposition in a forest ecosystem with Gleysols. Water, Air and Soil Pollution 129, 119-142. Hagedorn, F., Bucher, J.B., Schleppi, P. (2001): Contrasting dynamics of dissolved inorganic and organic nitrogen in soil and surface waters of forested catchments with Gleysols. Geoderma 100, 173-192. Bundt, M., Jäggi, M., Blaser, P., Siegwolf, R., Hagedorn, F. (2001): Carbon and nitrogen dynamics in preferential flow paths and matrix of a forest soil. Soil Science Society of America Journal 65, 1529-1538. Hagedorn, F., Bucher, J.B., Tarjan, D., Rusert, P., Bucher-Wallin, I. (2000): Responses of N fluxes and pools to elevated atmospheric CO2 in model forest ecosystems with acidic and calcareous soils. Plant and Soil 224, 273-286. Hagedorn, F., Schleppi, P., Waldner, P., Flühler, H. (2000): Export of dissolved organic carbon and nitrogen from Gleysol dominated catchments - the significance of water flow paths. Biogeochemistry 50, 137-161. Hagedorn, F., Kaiser, K., Feyen, H., Schleppi, P. (2000): Effects of redox conditions and flow processes on the mobility of dissolved organic carbon and nitrogen in a forest soil. Journal of Environmental Quality 29, 288-297. Hagedorn, F. Schleppi, P. (2000): Determination of total dissolved nitrogen by persulfate oxidation. Journal of Plant Nutrition Soil Science 163, 81-82. Mohn, J., Schürmann, A., Hagedorn, F., Schleppi, P., Bachofen, R. (2000): Increased rates of denitrification in nitrogen-treated forest soils. Forest Ecology and Management 137, 113-119. Hagedorn, F., Mohn, J., Schleppi, P., Flühler, H. (1999): The role of rapid flow paths for nitrogen transformation in a forest soil - a field study with micro suction cups. Science Society of America Journal 63, 1915-1923. Hagedorn, F., Steiner, K.G., Sekayange, L., Zech, W. (1997): Effect of rainfall pattern on nitrogen mineralization and leaching in a green manure experiment in South Rwanda. Plant and Soil 195, 365-375. Drechsel, P., Steiner, K.G., Hagedorn, F. (1996): A review on the potential of improved fallows and green manure in Rwanda. Agroforestry Systems 33, 109-136. Non-ISI 1. Hagedorn, F., Rigling, A., Bebi, P. (2006): Wo Bäume nicht mehr wachsen können. Die Waldgrenze. DIE ALPEN 9, 52-55. 2. Hagedorn, F. (2006) Interactive comment on ‚Warming mobilises young and old soil carbon equally’ by F. Conen et al. Biogeosciences Discussion 3, S526-S530. 3. Hagedorn, F., Kaufmann, E., Zimmermann, S., Volz, R. (2005): Kohlenstoff-Vorrat. Waldbericht 2005 – Zahlen und Fakten zum Zustand des Schweizer Waldes. BUWAL & WSL, 36-39. 4. Hagedorn, F. (2005): Böden - grosse Speicher, kleine Senken für CO2. - Vierteljahrsschrift Naturforschende Gesellschaft Zürich 150, 3-4: 94-96. 5. Wohlgemuth, T., Duelli, P., Ginzler, C., Gödickemeier, I., Hadorn, S., Hagedorn, F., Küttle, P., Lüscher, P., Moretti, M., Schneiter, G., Sciaccia, S., Wermelinger, B. (2005): ökologische Resilienz nach Feuer: Die Waldbrandfläche Leuk als Modellfall. Schweizerische Zeitschrift für Forstwesen 156, 345-352. 6. Hagedorn, F.; Leifeld, J.; Körner, C.; Ammann, C.; Flechard, C.; Neftel, A.; Fuhrer, J.; Keel, S. (2004): Eurosoil-Excursion No. 7. North Switzerland. Carbon Cycling in Terrestrial Ecosystems: CO2-Enrichment of Forests and Greenhouse Gas Fluxes in Grassland Systems. - In: Stahr K.; Fleck W. (eds) Eurosoil 2004, Freiburg im Breisgau, Germany. Excursion Guide Book. Forstliche Versuchs- und Forschungsanstalt Baden-Württemberg. 209-221. 7. Van der Meer, M. Hagedorn, F., Schweingruber, F.H., Rigling, A., Moiseev, P.A. (2004): Dynamik der alpinen Waldgrenze im südlichen Ural (Russland). DIE ERDE 135, 151-174. 8. Zimmermann, S., Hagedorn, F., Walthert, L. (2004): Erfassung des Kohlenstoffvorrats in Schweizer Waldböden: Wunschdenken und Realität. - Bulletin Bodenkundliche Gesellschaft Schweiz 27, 11-16. 9. Hagedorn, F. (2003): Böden - grosse Speicher, kleine Senken für CO2. Informationsblatt Forschungsbereich Wald 15, 4-5. 10. Hagedorn, F.; Hättenschwiler, S.; Siegwolf, R. (2003): Die Herkunft von DOM in Waldböden - Hinweise aus Feldversuchen mit markiertem 13CO2. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 102, 173-174. 11. Hagedorn, F. (2002): Kann der Schweizer Wald als CO2-Senke dienen? Natur und Mensch 6, 6-11. 12. Hagedorn, F.; Gärtner, H.; Bucher, J.B. (2002): Schweizer Wald: Eine Senke für atmosphärisches CO2? Holzforschung Schweiz 10, 7-9. 13. Hagedorn, F.; Blaser, P.; Bucher, J.B.; Siegwolf, R. (2001): Kohlenstoffpools von Modell-Waldökosystemen unter erhöhtem atmosphärischem CO2 und gesteigerter N-Deposition. Berichte Freiburger Forstliche Forschung 33, 149-155. 14. Hagedorn, F.; Blaser, P.; Bucher, J.B.; Siegwolf, R., (2001): Kohlenstoffpools von Modell-Waldökosystemen unter erhöhtem atmosphärischem CO2. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 96, 193-194. 15. Hagedorn, F.; Schleppi, P.; Bucher, J.B.; Flühler, H., 1999: Nitrat Auswaschung aus Waldböden - vom mm2 zum km2. Berichte Freiburger Forstliche Forschung 7, 67-72. 16. Hagedorn, F.; Schleppi, P.; Flühler, H. (1999): Präferentielle Fliesswege - Orte präferentieller N-Umsetzung? Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 91, 347-350.