Helge Ro-Poulsen

Helge Ro-Poulsen

Emeritus


  1. 2017
  2. Published

    Warming, shading and a moth outbreak reduce tundra carbon sink strength dramatically by changing plant cover and soil microbial activity

    Dahl, M. B., Priemé, Anders, Brejnrod, A. D., Brusvang, P., Lund, M., Nymand, J., Kramshøj, M., Ro-Poulsen, Helge & Haugwitz, M. S., 22 Nov 2017, In: Scientific Reports. 7, 13 p., 16035.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. 2016
  4. Published

    Large increases in Arctic biogenic volatile emissions are a direct effect of warming

    Kramshøj, M., Vedel-Petersen, I., Schollert, M., Rinnan, Åsmund, Nymand, J., Ro-Poulsen, Helge & Rinnan, Riikka, 2016, In: Nature Geoscience. 9, 5, p. 349-352 4 p.

    Research output: Contribution to journalLetterResearchpeer-review

  5. 2013
  6. Published

    Antagonism between elevated CO2, nighttime warming, and summer drought reduces the robustness of PSII performance to freezing events

    Albert, K. R., Boesgaard, K., Ro-Poulsen, Helge, Mikkelsen, T. N., Andersen, S. & Pilegaard, K., 2013, In: Environmental and Experimental Botany. 93, p. 1-12 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Does warming affect growth rate and biomass production of shrubs in the High Arctic?

    Campioli, M., Schmidt, N. M., Albert, K. R., Leblans, N., Ro-Poulsen, Helge & Michelsen, Anders, 2013, In: Plant Ecology. 214, 8, p. 1049-1058 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Reduction of molecular gas diffusion through gaskets in leaf gas exchange cuvettes by leaf-mediated pores

    Boesgaard, K. S., Mikkelsen, T. N., Ro-Poulsen, Helge & Ibrom, A., 2013, In: Plant, Cell and Environment. 36, 7, p. 1352-1362 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. 2012
  10. Published

    Long-term structural canopy changes sustain net photosynthesis per ground area in high arctic Vaccinium uliginosum exposed to changes in near-ambient UV-B levels

    Boesgaard, K. S., Albert, K. R., Ro-Poulsen, Helge, Michelsen, Anders, Mikkelsen, T. N. & Schmidt, N. M., 2012, In: Physiologia Plantarum. 145, 4, p. 540-550 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Solar UV-B effects on PSII performance in Betula nana are influenced by PAR level and reduced by EDU: results of a 3-year experiment in the High Arctic

    Albert, K. R., Mikkelsen, T. N., Ro-Poulsen, Helge, Arndal, M. F., Boesgaard, K. S., Michelsen, Anders, Bruhn, D. & Schmidt, N. M., 2012, In: Physiologia Plantarum. 145, 3, p. 485-500 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Temperate heath plant response to dry conditions depends on growth strategy and less on physiology

    Albert, K. R., Nielsen, Jane Kongstad, Schmidt, Inger Kappel, Ro-Poulsen, Helge, Mikkelsen, T. N., Michelsen, Anders, Linden, L. V. D. & Beier, C., 2012, In: Acta Oecologica. 45, p. 79-87 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    The shift in plant species composition in a subarctic mountain birch forest floor due to climate change would modify the biogenic volatile organic compound mission profile

    Faubert, P., Tiiva, P., Michelsen, Anders, Rinnan, Åsmund, Ro-Poulsen, Helge & Rinnan, Riikka, 2012, In: Plant and Soil. 352, 1-2, p. 199-215 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Up-scaling of water use efficiency from leaf to canopy as based on leaf gas exchange relationships and the modeled in-canopy light distribution

    Linderson, M., Mikkelsen, T. N., Ibrom, A., Lindroth, A., Ro-Poulsen, Helge & Pilegaard, K., 2012, In: Agricultural and Forest Meteorology. 152, p. 201-211 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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