Helge Ro-Poulsen

Helge Ro-Poulsen

Emeritus

Member of:

    ORCID: 0000-0002-6531-118X

    Publication year:
    All
    71 - 80 out of 82Page size: 10
    1. 1997
    2. Published

      Effects of increased UV-B radiation and elevated levels of tropospheric ozone on physiological processes in European Beech (Fagus sylvatica)

      Zeuthen, J., Mikkelsen, T. N., Ro-Poulsen, Helge & Paludan-Müller, G., 1997, In: Physiologia Plantarum : An International Journal for Plant Biology. 100, p. 281-290

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. 1996
    4. Published

      Carbon and water balance for a mixed forest stand in relation to ozone uptake

      Mikkelsen, T. N., Ro-Poulsen, Helge, Hovmand, M. F., Hummelshøj, P. & Jensen, N. O., 1996, Critical levels for Ozone-Experiments with crops, wild plants and forest tree species in the Nordic countries. København: Nordic Council of Ministers, p. 80-85

      Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

    5. Published

      Critical levels of ozone for wood production of European beech (Fagus Sylvatica L.)

      Mortensen, L., Bastrup-Birk, A. & Ro-Poulsen, Helge, 1996, In: Water, Air and Soil Pollution. 85, p. 1349-1354

      Research output: Contribution to journal › Journal article › Research

    6. Published

      Ozone effects on primary productivity in current year shoots of 35 years old Norway spruce

      Mikkelsen, T. N. & Ro-Poulsen, Helge, 1996, Critical levels for Ozone-Experiments with crops, wild plants and forest tree species in the Nordic countries. København: Nordic Council of Ministers, p. 73-79

      Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

    7. 1995
    8. Published

      Long term in situ measurements of gas exchange in a Norway spruce canopy at ambient and elevated ozone levels using a light weight chamber system - chamber design and preliminary results

      Mikkelsen, T. N. & Ro-Poulsen, Helge, 1995, In: Water, Air and Soil Pollution. 85 (3), p. 1413-1418

      Research output: Contribution to journal › Journal article › Research › peer-review

    9. 1994

    10. Atmosfærens stoftilførsel til danske skovøkosystemer

      Hovmand, Mads Frederik, Andersen, H. V., Bille-Hansen, J. & Ro-Poulsen, Helge, 1994, In: Danmarks Miljoeundersoegelser. Faglig Rapport. 98, p. 59

      Research output: Contribution to journal › Journal article › Research › peer-review

    11. Published

      Critical levels for tropospheric ozone

      Mikkelsen, T. N., Ro-Poulsen, Helge & et al, 1994, København: Nordic Council of Ministers. 63 p.

      Research output: Book/Report › Book › Research

    12. Published

      Exposure of Norway spruce to ozone increases the sensitivity of current years needles to photoinhibition and desiccation

      Mikkelsen, T. N. & Ro-Poulsen, Helge, 1994, In: New Phytologist. 128, p. 153-163

      Research output: Contribution to journal › Journal article › Research › peer-review

    13. 1993
    14. Published

      Modelling the effect of fluxes of pollution to forest by coordinated measurements of permanent plot ecosystems, 92.60DK.DK003.0 and 93.60.DK003.0 (Fællesrapport til CEC fra FLS, DMU, Risø og KU)

      Ro-Poulsen, Helge, 1993, København.

      Research output: Book/Report › Book › Research

    15. Published

      Physiology of the Norway spruce trees growing on the danish EXMAN site

      Mikkelsen, T. N. & Ro-Poulsen, Helge, 1993, Experimental Manipulations of biota and biogeochemical cycling in Ecosystems. Ecosystems Research Report 4. Brussels, p. 244-246

      Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

    Previous 1...4 5 6 7 8 9 Next

    ID: 7631