Aarhus University Seal / Aarhus Universitets segl

Knud Erik Nielsen

  1. 2018
  2. Published
  3. Published

    Habitat monitoring reveals decreasing C:N ratios in Danish heathlands. / Strandberg, Morten Tune; Nielsen, Knud Erik; Damgaard, Christian Frølund.

    In: Ecological Indicators, Vol. 89, 2018, p. 538-542.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  4. 2017
  5. Published

    Er jorden i virkeligheden meget surere, end vi troede? / Nielsen, Knud Erik; Strandberg, Morten Tune.

    In: videnskab.dk, 01.12.2017.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  6. Published

    In situ measurements reveal extremely low pH in soil. / Nielsen, Knud Erik; Loibide, Amaia Irixar; Nielsen, Lars Peter; Kristiansen, Søren Munch; Damgaard, Christian Frølund; Strandberg, Morten Tune; Holmstrup, Martin; Petersen, Asger Ryge.

    In: Soil Biology and Biochemistry, Vol. 115, 03.10.2017, p. 63-65.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  7. Published

    Arternes abundans i NOVANA overvågningsprogrammet. / Damgaard, Christian Frølund; Nielsen, Knud Erik.

    2017.

    Research output: Memorandum/expositionMemorandumCommissioned

  8. Published

    The effect of nitrogen deposition on the vegetation of wet heathlands. / Damgaard, Christian Frølund; Nielsen, Knud Erik; Strandberg, Morten Tune.

    In: Plant Ecology, Vol. 218, No. 4, 2017, p. 373-383.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  9. 2016
  10. Published

    Undersøgelse af vegetationsdynamikken i danske klitlandskaber fra 1995-2010 ved brug af ortofotos. / Hansen, Lærke Sofie Glerup; Bøcher, Peder Klith; Kappel Jørgensen, Signe; Nielsen, Knud Erik; Barfod, Anders.

    In: Flora og Fauna, Vol. 122, No. 1+2, 04.2016, p. 1-12.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  11. Published

    Terrestriske Naturtyper 2004 – 2015. NOVANA : Netpublikation. / Nygaard, Bettina; Damgaard, Christian Frølund; Nielsen, Knud Erik; Bladt, Jesper; Ejrnæs, Rasmus.

    Aarhus Universitet, DCE – Nationalt Center for Miljø og Energi ©, 2016.

    Research output: Book/anthology/dissertation/reportReportCommissioned

  12. 2015
  13. Published

    Når heden får fred. / Strandberg, Morten Tune; Nielsen, Knud Erik; Damgaard, Christian Frølund.

    In: Flora og Fauna, Vol. 121, No. 3+4, 11.2015, p. 161-162.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  14. Published

    Indikatorer for terrestriske naturtyper inden- og udenfor habitatområderne, 2013 : NOVANA. / Nielsen, Knud Erik; Nygaard, Bettina; Bladt, Jesper; Damgaard, Christian Frølund; Ejrnæs, Rasmus.

    Aarhus Universitet, DCE - Nationalt Center for Miljø og Energi, 2015. 46 p. (Scientific Report from DCE - Danish Centre for Environment and Energy, Vol. 157).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  15. Published

    Strukturel ligningsmodelering som beslutningsgrundlag indenfor naturforvaltningen : Et eksempel fra pleje af klokkelyng på våde heder . / Lykke, Irene Marietta Østergaard; Strandberg, Morten Tune; Nielsen, Knud Erik; Barfod, Anders S.; Damgaard, Christian.

    Aarhus Universitet, DCE - Nationalt Center for Miljø og Energi, 2015. 100 p. (Scientific Report from DCE - Danish Centre for Environment and Energy, Vol. 151).

    Research output: Book/anthology/dissertation/reportReportResearchpeer-review

  16. Published

    Terrestriske Naturtyper 2004-2014. / Nygaard, Bettina; Damgaard, Christian Frølund; Nielsen, Knud Erik; Bladt, Jesper; Ejrnæs, Rasmus.

    2015, .

    Research output: Other contributionNet publication - Internet publicationCommissioned

  17. 2014
  18. Published

    Relationship between atmospheric ammonia concentration and nitrogen content in terricolous lichen (Cladonia portentosa). / Nielsen, Knud Erik; Andersen, Helle Vibeke; Strandberg, Morten Tune; Løfstrøm, Per; Degn, Hans Jørgen; Damgaard, Christian.

    In: Water, Air and Soil Pollution, Vol. 225, No. 11, 2178, 10.2014.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  19. Published

    Fagligt grundlag for vurdering af bevaringsstatus for terrestriske naturtyper. / Nygaard, Bettina; Nielsen, Knud Erik; Damgaard, Christian; Bladt, Jesper; Ejrnæs, Rasmus.

    Aarhus Universitet, DCE - Nationalt Center for Miljø og Energi, 2014. 142 p. (Videnskabelig rapport fra DCE - Nationalt Center for Miljø og Energi; No. 118).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  20. Published

    Hvad skal der til for at sikre en gunstig bevaringsstatus i Danmarks habitatskove? / Heilmann-Clausen, Jacob; Nygaard, Bettina; Ejrnæs, Rasmus; Damgaard, Christian; Nielsen, Knud Erik; Bruun, Hans Henrik.

    In: Skoven, Vol. 2014, No. 3, 2014, p. 146-150.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  21. Published

    Is Erica tetralix abundance on wet heathlands controlled by nitrogen deposition or soil acidification? / Damgaard, Christian; Strandberg, Morten Tune; Kristiansen, Søren Munch; Nielsen, Knud Erik; Bak, Jesper Leth.

    In: Environmental Pollution, Vol. 184, 2014, p. 1-8.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  22. Published

    Selection on plant traits in hedgerow ground vegetation: the effect of time since conversion from conventional to organic farming. / Damgaard, Christian; Strandberg, Beate; Strandberg, Morten Tune; Aude, Erik; Sørensen, Peter Borgen; Nielsen, Knud Erik; Bruus, Marianne.

    In: Basic and Applied Ecology, Vol. 15, 2014, p. 250–259.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  23. 2013
  24. Published

    Naturtilstand, bevaringsstatus og naturovervågning. / Bak, Jesper Leth; Bruus, Marianne; Strandberg, Beate; Strandberg, Morten Tune; Sørensen, Peter Borgen; Nielsen, Knud Erik.

    In: Vand & Jord, Vol. 20, No. 2, 05.2013, p. 72-77.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  25. Published

    Indikatorer for biodiversitetsforbedringer i marknære småbiotoper ved etablering af sprøjtefri randzoner. / Strandberg, Beate; Sørensen, Peter Borgen; Damgaard, Christian; Bruus, Marianne; Strandberg, Morten Tune; Navntoft, Søren; Nielsen, Knud Erik.

    Miljøstyrelsen, 2013. (Bekaempelsesmiddelforskning fra Miljoestyrelsen; No. 149).

    Research output: Book/anthology/dissertation/reportReportResearchpeer-review

  26. Published

    The effect of grazing on biodiversity in coastal dune heathlands. / Damgaard, Christian; Thomsen, Marie Paarup; Borchsenius, Finn; Nielsen, Knud Erik; Strandberg, Morten Tune.

    In: Journal of Coastal Conservation, Vol. 17, 2013, p. 663-670.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  27. Published

    Vurdering af bevaringsstatus for skov. / Nygaard, Bettina; Ejrnæs, Rasmus; Damgaard, Christian; Nielsen, Knud Erik.

    2013. 22 p., Sep 02, 2013. (Notat fra DCE - Nationalt Center for Miljø og Energi).

    Research output: Memorandum/expositionMemorandumCommissioned

  28. 2012
  29. Published
  30. Published

    Forsuring truer klokkelyng. / Strandberg, Morten Tune; Nielsen, Knud Erik; Bak, Jesper Leth; Damgaard, Christian.

    In: Vand & Jord, Vol. 2, No. 12, 05.2012, p. 70-74.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearch

  31. Published

    Ammoniak og terrestrisk natur - den nyeste viden. Abstract Plantekongres 2012. / Nielsen, Knud Erik; Strandberg, Morten Tune; Damgaard, Christian.

    2012. Abstract from Plantekongres 2012 : - produktion, plan og miljø, Herning, Denmark.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  32. Published

    Evidence for acidification-driven ecosystem collapse of Danish wet heathland. / Strandberg, Morten Tune; Damgaard, Christian; Degn, Hans Jørgen; Bak, Jesper Leth; Nielsen, Knud Erik.

    In: Ambio, Vol. 41, No. 4, 2012, p. 393-401.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  33. Published
  34. Published

    Terrestriske Naturtyper 2011 - udvikling og areal. / Nielsen, Knud Erik; Damgaard, Christian; Nygaard, Bettina; Bladt, Jesper Stentoft; Ejrnæs, Rasmus; Bruus, Marianne.

    Aarhus Universitet, DCE - Nationalt Center for Miljø og Energi, 2012. 118 p. (Videnskabelig rapport fra DCE - Nationalt Center for Miljø og Energi; No. 35).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  35. Published

    Vandmiljø og Natur 2011 : NOVANA. Tilstand og udvikling - faglig sammenfatning. / Jensen, Poul Nordemann; Boutrup, Susanne; Fredshavn, Jesper Reinholt; Svendsen, Lars Moeslund; Blicher-Mathiesen, Gitte; Wiberg-Larsen, Peter; Hansen, Rikke Bjerring; Hansen, Jens Würgler; Nielsen, Knud Erik; Ellermann, Thomas; Thorling, Lærke; Holm, Anna Gade.

    Aarhus Universitet, DCE - Nationalt Center for Miljø og Energi, 2012. 101 p. (Videnskabelig rapport fra DCE - Nationalt Center for Miljø og Energi; No. 36).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  36. 2011
  37. Published

    A native species with invasive behaviour in coastal dunes: evidence for progressing decay and homogenization of habitat types. / Nielsen, Knud Erik; Degn, Hans Jørgen; Damgaard, Christian; Bruus, Marianne; Nygaard, Bettina.

    In: Ambio, Vol. 40, No. 7, 2011, p. 819-823.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  38. Published

    Measuring diversity in plant communities with mosaic spatial patterns: Danish coastal dunes. / Damgaard, Christian; Nygaard, Bettina; Nielsen, Knud Erik; Ejrnæs, Rasmus.

    In: The Open Ecology Journal, Vol. 4, 2011, p. 10-17.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  39. Published

    Monitoring terrestrial habitat types in Denmark. / Nielsen, Knud Erik; Damgaard, Christian; Bruus, Marianne; Ejrnæs, Rasmus; Nygaard, Bettina.

    Nitrogen Deposition and Natura 2000: Science and Practice in Determining Environmental Impacts. ed. / W. K. Hicks; C. P. Whitfield; W. J. Bealey; M. A. Sutton. COST (European Cooperation in Science and Technology), 2011. p. 103-109.

    Research output: Contribution to book/anthology/report/proceedingReport chapterResearchpeer-review

  40. Published

    Status og plejemuligheder for klokkelyngdomineret våd hede. / Strandberg, Morten Tune; Nielsen, Knud Erik; Damgaard, Christian; Degn, Hans Jørgen.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2011. 52 p. (Faglig rapport fra DMU; No. 820).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  41. Published

    Terrestriske habitatnaturtyper 2004-2010 : NOVANA. / Fredshavn, Jesper Reinholt; Ejrnæs, Rasmus; Damgaard, Christian; Nielsen, Knud Erik; Nygaard, Bettina.

    Aarhus Universitet, DCE - Nationalt Center for Miljø og Energi, 2011. 168 p. (Videnskabelig rapport fra DCE - Nationalt Center for Miljø og Energi; No. 7).

    Research output: Book/anthology/dissertation/reportReportCommissionedpeer-review

  42. Published

    The effect of nitrogen deposition on the species richness of acid grasslands in Denmark: A comparison with a study performed on a European scale. / Damgaard, Christian; Jensen, Lennarth Skov; Frohn, Lise; Borchsenius, Finn; Nielsen, Knud Erik; Ejrnæs, Rasmus; Stevens, Carly J.

    In: Environmental Pollution, Vol. 159, 2011, p. 1778-1782.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  43. 2010
  44. Published

    Terrestriske Naturtyper 2008 : NOVANA. / Bruus, Marianne; Nielsen, Knud Erik; Damgaard, Christian; Nygaard, Bettina; Fredshavn, Jesper Reinholt; Ejrnæs, Rasmus.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2010. 78 p. (Faglig rapport fra DMU; No. 765).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  45. 2009
  46. Published

    Lokal kvælstofdeposition og kvælstofindhold i lav. / Andersen, Helle Vibeke; Nielsen, Knud Erik; Degn, Hans Jørgen; Geels, Camilla; Løfstrøm, Per; Damgaard, Christian; Christensen, Jesper Heile.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2009. 46 p. (Faglig rapport fra DMU; No. 732).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  47. Published

    Metodeafprøvning af passive diffusionsopsamlere til koncentrationsbestemmelse af ammoniak. / Andersen, Helle Vibeke; Løfstrøm, Per; Moseholm, Lars; Ellermann, Thomas; Nielsen, Knud Erik.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2009. 42 p. (Faglig rapport fra DMU; No. 730).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  48. Published

    Terrestriske Naturtyper 2007 : NOVANA. / Ejrnæs, Rasmus; Nygaard, Bettina; Fredshavn, Jesper Reinholt; Nielsen, Knud Erik; Damgaard, Christian.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2009. 150 p. (Faglig rapport fra DMU; No. 712).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  49. 2008
  50. Published

    Danske kystklitter - vegetation og jordbundskemi : Analyse af NOVANA-data 2004-2006. / Damgaard, Christian; Nygaard, Bettina; Nielsen, Knud Erik.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2008. 66 p. (Faglig rapport fra DMU; No. 658).

    Research output: Book/anthology/dissertation/reportReportResearch

  51. Published

    Eksempler på opbevaring, forberedelse og analysemetoder : Appendiks 2. / Fredshavn, Jesper Reinholt; Nielsen, Knud Erik; Ejrnæs, Rasmus; Skov, Flemming; Strandberg, Beate; Nygaard, Bettina; Johannsen, Vivian Kvist.

    Overvågning af terrestriske naturtyper. 2008. p. 1-2 (Teknisk anvisning fra Fagdatacenter for Biodiversitet og Terrestrisk Natur; No. TA-N1).

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  52. Published

    En status over naturens tilstand i Danmark. / Ejrnæs, Rasmus; Nygaard, Bettina; Andersen, Poul Nygaard; Damgaard, Christian; Jørgensen, Torben Bramming; Petersen, Ditte Louise Jansen; Nielsen, Knud Erik; Skriver, Jens; Søgaard, Bjarne; Teilmann, Jonas; Wind, Peter.

    In: D M U Nyt (Online), Vol. 12, No. 3, 2008.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  53. Published

    IGLOO - Indikatorer for globale klimaforandringer i overvågningen. / Hansen, Jens Würgler (Editor); Nedergaard, Mads (Editor); Skov, Flemming (Editor); Jensen, Mikael Hjort; Lassen, Johan; Lindeborgh, Nicolaj Christian; Marsbøll, Simon; Müller-Wohlfeil, Dirk-Ingmar; Hansen, Jørgen L.S.; Jeppesen, Erik; Jørgensen, Torben Bramming; Kronvang, Brian; Larsen, Søren Erik; Nielsen, Knud Erik; Andersen, Jesper H.; Andersen, Per.

    Miljøstyrelsen, 2008. 91 p.

    Research output: Book/anthology/dissertation/reportReportCommissionedpeer-review

  54. Published

    Overvågning af terrestriske naturtyper :  v.1.05. / Fredshavn, Jesper Reinholt; Nielsen, Knud Erik; Ejrnæs, Rasmus; Skov, Flemming; Strandberg, Beate; Nygaard, Bettina; Johannsen, Vivian Kvist.

    2008. 26 p. (Teknisk anvisning fra DMUs Fagdatacenter for Biodiversitet og terrestrisk natur; No. TA-N1).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  55. Published

    Vurdering af bevaringsstatus for arter og naturtyper omfattet af EF-Habitatdirektivet (2001-2007) : Danmarks bidrag til EU i henhold til artikel 17 i EF-habitatdirektivet. / Søgaard, Bjarne; Ejrnæs, Rasmus; Nygaard, Bettina; Andersen, Poul Nygaard; Wind, Peter; Damgaard, Christian; Nielsen, Knud Erik; Teilmann, Jonas; Skriver, Jens; Petersen, Ditte Louise Jansen; Jørgensen, Torben Bramming.

    Eionet Central Data Repository: Habitats Directive: Report on Implementation Measures. Eionet, 2008.

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  56. Published
  57. 2007
  58. Published

    Criteria for favourable conservation status in Denmark. - Natural habitat types and species covered by the EEC Habitats Directive and birds covered by the EEC BirdS Directive. / Søgaard, B.; Skov, F.; Pihl, S.; Nygaard, B.; Laursen, K.; Fredshavn, J. R.; Ejrnæs, R.; Clausen, P.; Bregnballe, T.; Madsen, J.; Baattrup-Pedersen, A.; Lauridsen, T. L.; Søndergaard, M.; Aude, E.; Riis-Nielsen, T.; Buttenschøn, R. M.; Møller, P.; Nielsen, K. E.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2007. 92 p. (NERI Technical Report; No. 647).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  59. Published

    Forvaltningsmetoder i N-belastede habitatnaturtyper. / Damgaard, C.; Strandberg, B.; Nielsen, K. E.; Bak, J. L.; Skov, F.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2007. 48 p. (Faglig rapport fra DMU, Vol. 637).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  60. Published

    Overvågning af terrestriske naturtyper. / Fredshavn, J. R.; Nielsen, K. E.; Ejrnæs, R.; Skov, F.; Strandberg, B.; Nygaard, B.; Johannsen, V. K.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2007. 14 p. (Teknisk anvisning fra DMU's Fagdatacenter for Biodiversitet og Terrestriske Naturdata - N1, Vol. 1.04).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  61. Published

    Skovenes naturtilstand : Beregningsmetoder for Habitatdirektivets skovtyper. / Fredshavn, J. R.; Johannsen, V. K.; Ejrnæs, R.; Nielsen, K. E.; Rune, F.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2007. 56 p. (Faglig rapport fra DMU, Vol. 634).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  62. Published

    Terrestriske Naturtyper 2006 : NOVANA. / Pedersen, Marianne Bruus; Damgaard, C.; Nielsen, K. E.; Nygaard, B.; Strandberg, B.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2007. 70 p. (Faglig rapport fra DMU; No. 643).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  63. 2006
  64. Published

    Aquatic and Terrestrial Environment 2004 : State and trends - technical summary. / Andersen, J. M.; Boutrup, S.; Bijl, L. van der; Svendsen, L. M.; Bøgestrand, J.; Grant, R.; Lauridsen, T. L.; Ellermann, T.; Ærtebjerg, G.; Nielsen, K. E.; Søgaard, B.; Jørgensen, L. F.; Dahlgren, K.

    National Environmental Research Institute, 2006. 136 p. (NERI Technical report no., Vol. 579).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  65. Published

    Terrestriske Naturtyper 2005 : NOVANA. / Pedersen, Marianne Bruus; Damgaard, C.; Ejrnæs, R.; Fredshavn, J. R.; Nielsen, K. E.; Strandberg, B.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2006. 100 p. (Faglig rapport fra DMU; No. 596).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  66. 2005
  67. Published

    Terrestriske naturtyper 2004 : NOVANA. / Strandberg, B.; Magård, Else; Bak, J. L.; Pedersen, Marianne Bruus; Damgaard, C.; Fredshavn, J. R.; Løkke, H.; Nielsen, K. E.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2005. 58 p. (Faglig rapport fra DMU; No. 557).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  68. Published

    Vandmiljø og Natur 2004 : Tilstand og udvikling - faglig sammenfatning. / Andersen, J. M.; Boutrup, S.; van der Bijl, L.; Svendsen, L. M.; Bøgestrand, J.; Grant, R.; Lauridsen, T. L.; Ellermann, T.; Ærtebjerg, G.; Nielsen, K. E.; Søgaard, B.; Jørgensen, L. F.; Dahlgren, K.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2005. 132 p. (Faglig rapport fra DMU, Vol. 558).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  69. 2003
  70. Published

    Kriterier for gunstig bevaringsstatus : Naturtyper og arter omfattet af EF-habitatdirektivet & fugle omfattet af EF-fuglebeskyttelsesdirektivet. / Søgaard, B.; Skov, F.; Ejrnæs, R.; Nielsen, K. E.; Pihl, S.; Clausen, P.; Laursen, K.; Bregnballe, T.; Madsen, J.; Baattrup-Pedersen, A.; Søndergaard, M.; Lauridsen, T. L.; Møller, P. F.; Riis-Nielsen, T.; Buttenschøn, R. M.; Fredshavn, J. R.; Aude, E.; Nygaard, B.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2003. 460 p. (Faglig rapport fra DMU, Vol. 457).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  71. Published

    Tålegrænse for kvælstof for Idom hede, Ringkøbing Amt. / Nielsen, K. E.; Bak, J. L.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2003. 48 p. (Faglig rapport fra DMU, Vol. 453).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  72. 2001
  73. Published

    Critical Loads Copenhagen 1999 : Links between Eutrophication and Acidifiation of Air, Water and Soil, Ecological Indicators of Damage. / Nielsen, K. E.; Løkke, H. (Editor).

    2001. 535 p. (Water, Air, & Soil Pollution: Focus; No. 1-2, Vol. 1).

    Research output: Book/anthology/dissertation/reportAnthologyResearch

  74. Published

    Effects of a Heather Beetle Attack on Soil Moisture and Water Balance at a Danish Heathland. / Ladekarl, U. L.; Nørnberg, P.; Rasmussen, K. R.; Nielsen, K. E.; Hansen, B.

    In: Plant and Soil, Vol. 229, 2001, p. 147-158.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  75. Published

    Habitats and Species Covered by the EEC Habitats Directive : A Preliminary Assessment of Distribution and Conservation Status in Denmark. / Pihl, S.; Søgaard, B.; Ejrnæs, R.; Aude, E.; Nielsen, K. E.; Dahl, K.; Laursen, J. S.

    National Environmental Research Institute, 2001. 121 p. (NERI Technical Report, Vol. 365).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  76. Published

    Preface. / Nielsen, K. E.; Løkke, H.; Nielsen, K. E. (Editor); Løkke, H. (Editor).

    In: Water, Air, and Soil Pollution: Focus, Vol. 1, No. 1-2, 2001, p. 1-4.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  77. 2000
  78. Published

    Effects of N-Deposition on Ion Trapping by B-Horizons of Danish Heathlands. / Nielsen, K. E.; Hansen, B.; Ladekarl, U. L.; Nørnberg, P.

    In: Plant and Soil, Vol. 223, 2000, p. 265-276.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  79. Published

    Naturtyper og arter omfattet af EF-Habitatdirektivet : Indledende kortlægning og foreløbig vurdering af bevaringsstatus. / Pihl, S.; Søgaard, B.; Ejrnæs, R.; Aude, E.; Nielsen, K. E.; Dahl, K.; Laursen, J. S.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 2000. 219 p. (Faglig rapport fra DMU; No. 322).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  80. Published

    Nordic Empetrum Dominated Ecosystems : Function and Susceptibility to Environmental Changes. / Tybirk, K.; Nilsson, M.-C.; Michelsen, A.; Kristensen, H. L.; Shevtsova, A.; Strandberg, M. T.; Johansson, M.; Nielsen, K. E.; Riis-Nielsen, T.; Strandberg, B.; Johnsen, I.

    In: Ambio, Vol. 29, No. 2, 2000, p. 90-97.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  81. Published

    Vejledning om etablering og vedligehold af overvågningsstationer (SC 7/WG 5) (Vurdering af jord og grunde). / Nielsen, K. E.

    Standardisering på jordområdet. Dansk Standard, 2000.

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  82. 1999
  83. Published

    Dynamic Soil Processes on Heathland Due to Changes in Vegetation to Oak and Sitka Spruce. / Nielsen, K. E.; Ladekarl, U. L.; Nørnberg, P.; Hovmand, M. F. (Editor); Riis-Nielsen, T. (Editor).

    In: Forest Ecology and Management, Vol. 114, 1999, p. 107-116.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  84. 1998
  85. Published

    Comparison of Acidic Deposition to Semi-Natural Ecosystems in Denmark - Coastal Heath, Inland Heath and Oak Wood. / Hansen, B.; Nielsen, K. E.

    In: Atmospheric Environment, Vol. 32, No. 6, 1998, p. 1075-1086.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  86. Published

    Conclusions and Recommendations. / Forsius, M.; Guardans, R.; Jenkins, A.; Lundin, l.; Nielsen, K. E.; Forsius, M. (Editor); Guardans, R. (Editor); Jenkins, A. (Editor); Lundin, L. (Editor); Nielsen, K. E. (Editor).

    The Finnish Environment. Helsinki: Finnish Environment Institute, 1998. p. 158-161 (The Finnish Environment, Vol. 218).

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  87. Published

    Development of Techniques for Soil Water Sampling and Mass Balance Studies. / Nielsen, K. E.; Forsius, M. (Editor); Guardans, R. (Editor); Jenkins, A. (Editor); Lundin, L. (Editor); Nielsen, K. E. (Editor).

    The Finnish Environement. Helsinki: Finnish Environment Institute, 1998. p. 36-46 (The Finnish Environement, Vol. 218).

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  88. Published

    Gødningseksperimenter på hede : Effekter på jordbrugskemiske processer. / Nielsen, K. E.; Strandberg, M. (Editor).

    Hedens kultur og natur. ed. / M. Strandberg. Projekt EDB I Undervisningen, 1998. p. 40-46.

    Research output: Contribution to book/anthology/report/proceedingBook chapterCommunication

  89. Published

    Integrated Monitoring. Environmental Assessment through Model and Empirical Analysis : Final Results from the EU/Life-Project Development of Assessment and Monitoring Techniques at Integrated Monitoring Sites in Europe. Project LIFE95/FIN/A11/EPT/387. / Forsius, M.; Guardans, R.; Jenkins, A.; Lundin, L.; Nielsen, K. E. (Editor).

    Helsinki: Finnish Environment Institute, 1998. 172 p. (The Finnish Environment 218).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  90. 1995
  91. Published

    Ammoniak truer heder, moser og skove. / Sørensen, N. E.; Bak, J.; Nielsen, K. E.

    In: MiljoeDanmark, Vol. 4, 1995, p. 10-13.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  92. Published

    Fra Kredsløb til Afløb. / Nielsen, K. E.; Forfang, A.-S. (Editor); Sørensen, P. (Editor); Feilberg, P. (Red. ) (Editor).

    Skovbrugets Grønne Alternativ: En Debatbog om Naturnær Skovdyrkning. ed. / A.-S. Forfang; P. Sørensen; P. (Red. ) Feilberg. Nepenthes, 1995. p. 17-24.

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  93. Published

    TOC Content as a Test of Lysimeters in Sandy Soils in Denmark. / Nielsen, K. E.; Nørnberg, P.

    Aarhus Geoscience. 1995. p. 39-43 (Aarhus Geoscience, Vol. 4).

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  94. 1994
  95. Published

    Dynamiske jordbundsprocesser på næringsfattige sandjorde : Sæsonmæssige variationer i udvaskning under sitka, eg og lyng. / Nielsen, K. E.; Akademiet for de Tekniske Videnskaber (Editor).

    Skovrejsnings betydning for grundvandsdannelsen. ATV-Komiteen vedrørende grundvandsforurening: Hotel Marselis, Århus, 14. april 1994. ed. / Akademiet for de Tekniske Videnskaber. ATV, 1994. p. 53-66.

    Research output: Contribution to book/anthology/report/proceedingReport chapterCommissioned

  96. 1993
  97. Published

    Integreret overvågning af luftforureningseffekter : Det internationale måleprogram på Hjerl Hede. / Henriksen, L. H.; Bak, J.; Nielsen, K. E.

    Danmarks Miljøundersøgelser, Aarhus Universitet, 1993. 39 p. (Faglig rapport fra DMU - Danmarks Miljøundersøgelser, Vol. 96).

    Research output: Book/anthology/dissertation/reportReportCommissioned

  98. Published

    Kæmpe udvaskning af kvælstof fra sitka-skov. / Sørensen, N. E.; Nielsen, K. E.

    In: MiljoeDanmark, Vol. 6, 1993, p. 3.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  99. Published

    Rapid Changes of Sandy Soil Caused by Vegetation Changes. / Nørnberg, P.; Sloth, L.; Nielsen, K. E.

    In: Canadian Journal of Soil Science, Vol. 73, 1993, p. 459-468.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  100. Published

    Skovrejsnings betydning for jordvand og jordbundsprocesser i sandjorde. / Nielsen, K. E.; Nørnberg, P.; Dalsgaard, K.

    In: Dansk Skovbrugs Tidskrift, Vol. 3, 1993, p. 94-106.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  101. Published

    Soil-Vegetation Interactions on Heathland Soils in Denmark. / Nørnberg, P.; Nielsen, K. E.; Sloth, L.

    In: Scripta Geobotanica, Vol. 21, 1993, p. 135-140.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  102. 1987
  103. Published

    Effects on Soils of an Oak Invasion of a CaUuna Heath, Denmark : II. Changes in Organic Matter. / Nielsen, K. E.; Dalsgaard, K.; Nørnberg, P.

    In: Geoderma, Vol. 41, 1987, p. 96-105.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  104. Published

    Effects on Soils of an Oak Invasion of a Calluna Heath, Denmark : I. Morphology and Chemistry. / Nielsen, K. E.; Dalsgaard, K.; Nørnberg, P.

    In: Geoderma, Vol. 41, 1987, p. 79-95.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review