Hans Peter Ravn

Hans Peter Ravn

Associate Professor emeritus

  • Forest and Landscape Ecology

    Rolighedsvej 23

    1958 Frederiksberg C

    Phone: +4535331663Mobile: +4540431863

Publication year:
All
101 - 200 out of 281Page size: 100
  1. 2010
  2. Published

    Bynke-ambrosie

    Buttenschøn, Rita M., Holst, N. & Ravn, Hans Peter, 2010, In: Videnblade Park og Landskab. 6.0-26, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  3. Published

    Does the invasive Harlequin ladybird Harmonia axyridis actually consume aphids? molecular detection of trophic interactions following an invasion

    Howe, A. & Ravn, Hans Peter, 2010. 1 p.

    Research output: Contribution to conference › Poster › Research

  4. Published

    Nyt om frøinsekter

    Ravn, Hans Peter & Ditlevsen, B., 2010, In: Nåledrys. 71, p. 35 1 p.

    Research output: Contribution to journal › Journal article › Communication

  5. Published

    Oldenborre-år?

    Ravn, Hans Peter & Christensen, C. J., 2010, In: Nåledrys. 74, p. 51-53 3 p.

    Research output: Contribution to journal › Journal article › Communication

  6. Published

    Oldenborreangreb i juletræskulturer

    Ravn, Hans Peter, 2010, In: Videnblade Pyntegrønt. 5.5-39, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  7. Published

    Pragtbille på pære og tjørn

    Ravn, Hans Peter, 2010, In: Skoven. 6-7, p. 296-297 2 p.

    Research output: Contribution to journal › Journal article › Communication

  8. Published

    Trophic interaction among Aphidophages in Europe: The case of the invasive ladybird Harmonia axyridis and the flower bug Anthocordis nemoralis

    Howe, A., Aebi, A. & Ravn, Hans Peter, 2010, International Symposium Ecology of Aphidophaga 11, Perugia 19-24 September 2010. p. 128 1 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review

  9. Published

    Trophic interactions among aphidophages in Europe: the case of the invasive ladybird Harmonia axyridis and the flower bug Anthocoris nemoralis

    Howe, A. G., Aebi, A. & Ravn, Hans Peter, 2010. 1 p.

    Research output: Contribution to conference › Poster › Research

  10. Published

    Ulden ædelgranlus - forekom udbredt i nordmannsgran i 2010

    Ravn, Hans Peter & Christensen, C. J., 2010, In: Nåledrys. 73, p. 22-24 3 p.

    Research output: Contribution to journal › Journal article › Communication

  11. Published

    Ædelgranknopvikleren: en overset viklerart på nordmannsgran

    Ravn, Hans Peter & Christensen, C. J., 2010, In: Videnblade Pyntegrønt. 5.5-36, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  12. Published

    Ædelgranknopvikleren - en overset viklerart på nordmansgran

    Ravn, Hans Peter & Christensen, C. J., 2010, In: Nåledrys. 71, p. 25-26 2 p.

    Research output: Contribution to journal › Journal article › Communication

  13. 2009
  14. Published

    Denmark

    Bentsen, Niclas Scott, Madsen, P. & Ravn, Hans Peter, 2009, Forest vegetation management in Europe: current practice and future requirements. Willoughby, I., Balandier, P., Bentsen, N. S., McCarthy, N. & Claridge, J. (eds.). COST (European Cooperation in Science and Technology), p. 15-24 10 p. (COST Action; No. E47).

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

  15. Published

    Effects of different weed control methods on flora and fauna

    Ravn, Hans Peter & Riis-Nielsen, Torben, 2009, Forest vegetation management - towards environmental sustainability: proceedings from the final COST E47 conference, 2009. 35 ed. Forest & Landscape, University of Copenhagen, p. 39 1 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

  16. Published

    Frøinsekter i Abies

    Ravn, Hans Peter, Harding, S. & Ochsner, P., 2009, In: Nåledrys. 67, p. 46-49 4 p.

    Research output: Contribution to journal › Journal article › Communication

  17. Published

    Lindebladhvepsen Caliroa annulipes

    Bühler, Oliver & Ravn, Hans Peter, 2009, In: Videnblade Park og Landskab. 5.28-16, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  18. Published

    Skadedyr og andre problemer i juletræer 2008

    Ravn, Hans Peter & Thomsen, Iben Margrete, 2009, In: Nåledrys. 25, 68, p. 35-41 7 p.

    Research output: Contribution to journal › Journal article › Communication

  19. Published

    Skadevoldere på amerikanske juletræsarter: douglasgran

    Thomsen, Iben Margrete & Ravn, Hans Peter, 2009, In: Videnblade Pyntegrønt. 5.6-17, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  20. Published

    Skadevoldere på douglasgran

    Thomsen, Iben Margrete & Ravn, Hans Peter, 2009, In: Videnblade Skov og Natur. 8.7-42, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  21. 2008
  22. Published

    Angreb af micans 2008

    Ravn, Hans Peter, 2008, In: Skoven. 8, p. 346-347 2 p.

    Research output: Contribution to journal › Journal article › Communication

  23. Published

    Angreb af sitkabladlus 2008

    Ravn, Hans Peter, 2008, In: Skoven. 8, p. 344-345 2 p.

    Research output: Contribution to journal › Journal article › Communication

  24. Published

    Angreb af typograf 2008

    Ravn, Hans Peter, 2008, In: Skoven. 8, p. 342-343 2 p.

    Research output: Contribution to journal › Journal article › Communication

  25. Published

    Bladlusåret 2008

    Ravn, Hans Peter, 2008, In: Nåledrys. 65, p. 4-7 4 p.

    Research output: Contribution to journal › Journal article › Communication

  26. Published

    Center for invasive arter

    Kollmann, J. & Ravn, Hans Peter, 2008, In: URT. 32, 3, p. 96-99 4 p.

    Research output: Contribution to journal › Journal article › Communication

  27. Published

    Det grå egern - en trussel for dansk skovbrug?

    Ravn, Hans Peter, 2008, In: Vaekst. 2, p. 30-32 3 p.

    Research output: Contribution to journal › Journal article › Communication

  28. Published

    Forsøg med bekæmpelse af gråsnuder i juletræer og klippegrønt

    Nielsen, C. D., Ravn, Hans Peter & Nielsen, C., 2008, In: Videnblade Pyntegrønt. 5.5-29, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  29. Published

    Klassisk biologisk bekæmpelse

    Ravn, Hans Peter, 2008, In: moMentum. 2, p. 23-26 4 p.

    Research output: Contribution to journal › Journal article › Communication

  30. Published

    Mosegrise i nordmannsgran

    Ravn, Hans Peter, Lodal, J. & Christensen, C. J., 2008, In: Nåledrys. 65, p. 43-46 4 p.

    Research output: Contribution to journal › Journal article › Communication

  31. Published

    Opformering af barkbiller i tyndingstræ

    Ravn, Hans Peter, 2008, In: Skoven. 6-7, p. 294-296 3 p.

    Research output: Contribution to journal › Journal article › Communication

  32. Published

    Skadedyr i kristtorn: kristtorn-minérfluen og kristtornbladlus

    Ravn, Hans Peter, 2008, In: Videnblade Park og Landskab. 5.28-14, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  33. Published

    Skadedyr i kristtorn: viklere, øresnudebiller, pattedyr og fugle

    Ravn, Hans Peter, 2008, In: Videnblade Park og Landskab. 5.28-15, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  34. Published

    Skadedyr i kristtorn: kristtorn-minérfluen og kristtornbladlus

    Ravn, Hans Peter, 2008, In: Videnblade Pyntegrønt. 5.5-18, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  35. Published

    Skadedyr i kristtorn: viklere, øresnudebiller, pattedyr og fugle

    Ravn, Hans Peter, 2008, In: Videnblade Pyntegrønt. 5.5-19, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  36. Published

    Skovsundhed

    Thomsen, Iben Margrete, Jørgensen, Bruno Bilde, Ravn, Hans Peter & Hansen, K. I., 2008, Skove og plantager 2006. Nord-Larsen, T., Johannsen, V. K., Jørgensen, B. B. & Bastrup-Birk, A. (eds.). Museum Tusculanum, p. 55-72 18 p.

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

  37. Published

    Udbredelse og skadebedømmelse af gråsnuder i juletræer og klippegrønt

    Nielsen, C. & Ravn, Hans Peter, 2008, In: Videnblade Pyntegrønt. 5.5-3, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  38. 2007
  39. Published

    Andre erfaringer: Troldehøj strandenge ved Jægerspris - mekanisk bekæmpelse af rynket rose

    Andersen, W. R. & Ravn, Hans Peter, 2007, Ikke angivet. Weidema, I., Ravn, H. P., Vestergaard, P., Johnsen, I. & Svart, E. (eds.). Københavns Universitet og Skov- og Naturstyrelsen, p. 61-64 4 p.

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  40. Published

    Anmeldelse: Signe Frederiksen, Finn N. Rasmussen og Ole Seeberg (red.), 2006. Dansk Flora, 701 s., Gyldendal

    Ravn, Hans Peter, 2007, In: Entomologiske Meddelelser. 75, 2, p. 151-152 2 p.

    Research output: Contribution to journal › Literature review › Communication

  41. Published

    Bekæmpelse af koglehalvmøl

    Ravn, Hans Peter & Harding, S., 2007, In: Videnblade Pyntegrønt. 5.5-28, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  42. Published

    Betydningen af læhegn for ædelgranlus og nyttedyr i nordmannsgran

    Ravn, Hans Peter & Riis-Nielsen, Torben, 2007, In: Videnblade Pyntegrønt. 5.5-34, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  43. Published

    Ecology and management of giant hogweed (Heracleum mantegazzianum)

    Pysek, P., Cock, M. J. W., Nentwig, W. & Ravn, Hans Peter, 2007, Wallingford: CABI Publishing. 324 p.

    Research output: Book/Report › Book › Research › peer-review

  44. Published

    Eksport af juletræer og pyntegrønt - pas på skadegørere!

    Ravn, Hans Peter & Stenstrup, L. T., 2007, In: Videnblade Pyntegrønt. rev., 10.7-1, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  45. Published

    Erfaringer med bekæmpelse af Rosa rugosa fra Bisserup, Sydsjælland

    Ravn, Hans Peter, 2007, Ikke angivet. Weidema, I., Ravn, H. P., Vestergaard, P., Johnsen, I. & Svart, H. E. (eds.). Københavns Universitet og Skov- og Naturstyrelsen, p. 55-60 6 p.

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  46. Published

    Erfaringer med græsning af rynket rose

    Ravn, Hans Peter & Buttenschøn, Rita M., 2007, Ikke angivet. Weidema, I., Ravn, H. P., Vestergaard, P., Johnsen, I. & Svart, H. E. (eds.). Københavns Universitet og Skov- og Naturstyrelsen, p. 65-69 5 p.

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  47. Published

    Græsning som naturpleje og insektdiversitet

    Ravn, Hans Peter & Nielsen, P. S., 2007, In: Bladloppen. 26, p. 34-44 11 p.

    Research output: Contribution to journal › Journal article › Communication

  48. Published

    Impact of climate change on the population dynamics of Ips typographus in southern Sweden

    Jönsson, A. M., Harding, S., Bjärring, L. & Ravn, Hans Peter, 2007, In: Agricultural and Forest Meteorology. 146, 1-2, p. 70-81 12 p.

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

  49. Published

    Juletræer uden pesticider: kan dyrkningen indrettes, så skadedyrproblemer undgås?

    Ravn, Hans Peter & Riis-Nielsen, Torben, 2007, In: Nåledrys. 23, 61, p. 4-10 7 p.

    Research output: Contribution to journal › Journal article › Communication

  50. Published

    Koglehalvmøl: et lejlighedsvist skadedyr i frøproduktionen

    Harding, S. & Ravn, Hans Peter, 2007, In: Videnblade Pyntegrønt. 5.5-27, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  51. Published

    Koglehalvmøllet - et frygtet, men måske overvurderet skadedyr i frøproduktionen

    Ravn, Hans Peter & Harding, S., 2007, In: Nåledrys. 23, 59, p. 50-54 5 p.

    Research output: Contribution to journal › Journal article › Communication

  52. Published

    Lærkebarkbiller fundet i Jylland

    Ravn, Hans Peter, 2007, In: Skoven. 39, 3, p. 124-125 2 p.

    Research output: Contribution to journal › Journal article › Communication

  53. Published

    Mange askebarkbiller i år

    Ravn, Hans Peter, 2007, In: Skoven. 39, 5, p. 238-239 2 p.

    Research output: Contribution to journal › Journal article › Communication

  54. Published

    Master of all traits: can we successfully fight giant hogweed

    Pysek, P., Cock, M. J. W., Nentwig, W. & Ravn, Hans Peter, 2007, Ecology and management of giant hogweed (Heracleum mantegazzianum). Pysek, P., Cock, M. J. W., Nentwig, W. & Ravn, H. P. (eds.). CABI, p. 297-312 16 p.

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

  55. Published

    Ny skjoldlus-art på byens træer

    Ravn, Hans Peter & Martin, J. O., 2007, In: Videnblade Park og Landskab. 5.28-11, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  56. Published

    Ny skjoldlusart på bytræer

    Ravn, Hans Peter & Martin, J. O., 2007, In: Groent Miljoe. 8, p. 34 1 p.

    Research output: Contribution to journal › Journal article › Communication

  57. Published

    Nyopdaget pragtbille i Danmark

    Ravn, Hans Peter & Christensen, L., 2007, In: Videnblade Park og Landskab. 5.28-12, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  58. Published

    Nyttedyr og ædelgranlus på økologisk og konventionelt dyrkede juletræer

    Ravn, Hans Peter & Riis-Nielsen, Torben, 2007, In: Videnblade Pyntegrønt. 5.5-33, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  59. Published

    Pragtbiller angriber tjørn: d-formede huller på tjørnestamme eller -grene afslører de ny skadedyr

    Ravn, Hans Peter & Christensen, L., 2007, In: Groent Miljoe. 25, 8, p. 46-47 2 p.

    Research output: Contribution to journal › Journal article › Communication

  60. Published

    Revegetation as a part of an integrated management strategy for large Heracleum species:

    Ravn, Hans Peter, Treikale, O., Vanaga, L. & Priekule, I., 2007, Ecology and management of giant hogweed (Heracleum mantegazzianum). Pysek, P., Cock, M. J. W., Nentwig, W. & Ravn, H. P. (eds.). CABI, p. 272-283 12 p.

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

  61. Published

    Rynket rose (Rosa rugosa) i Danmark: rapport fra workshop på Biologisk Institut, Københavns Universitet, 5.-6. september 2006

    Weidema, I. (ed.), Ravn, Hans Peter (ed.), Vestergaard, P. (ed.), Johnsen, I. (ed.) & Svart, H. E. (ed.), 2007, København: Københavns Universitet og Skov- og Naturstyrelsen. 77 p.

    Research output: Book/Report › Report › Research

  62. Published

    Sitkabladlus i gran

    Harding, S., Roulund, H. & Ravn, Hans Peter, 2007, In: Videnblade Skovbrug. 8.10-3, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  63. Published

    Sitkabladlus i gran

    Harding, S., Roulund, H. & Ravn, Hans Peter, 2007, In: Videnblade Park og Landskab. 5.28-10, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  64. Published

    Sustainable utilisation of forest biomass for energy - possibilities and problems: policy, legislation, certification, and recommendations and guidelines in the Nordic, Baltic, and other European countries

    Stupak, I., Asikainen, A., Jonsell, M., Karltun, E., Lunnan, A., Mizaraite, D., Pasanen, K., Pärn, H., Raulund-Rasmussen, K., Röser, D., Schroeder, M., Varnagiryte, I., Vilkriste, L., Callesen, I., Clarke, N., Gaitnieks, T., Ingerslev, M., Mandre, M., Ozolincius, R., Saarsalmi, A. & 9 others, Armolaitis, K., Helmisaari, H., Indriksons, A., Kairiukstis, L., Katzensteiner, K., Kukkola, M., Ots, K., Ravn, Hans Peter & Tamminen, P., 2007, In: Biomass & Bioenergy. 31, 10, p. 666-684 19 p.

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

  65. Published

    Typograf-situationen før vinteren 2007

    Ravn, Hans Peter, 2007, In: Skoven. 11, p. 496-497 2 p.

    Research output: Contribution to journal › Journal article › Communication

  66. Published

    Typograf-situationen ved månedsskiftet juli-august

    Ravn, Hans Peter, 2007, In: Skoven. 39, 08, p. 330-332 3 p.

    Research output: Contribution to journal › Journal article › Communication

  67. 2006
  68. Published

    Cameraria ohridella - biology on the northern borderline of the distribution of its host tree

    Ravn, Hans Peter, 2006, Ikke angivet. BfN - Skripten, 1 p. (BfN-Skripten; No. 184).

    Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

  69. Published

    Cameraria ohridella biology on the northern borderline of the distribution of its host tree

    Ravn, Hans Peter, 2006. 1 p.

    Research output: Contribution to conference › Poster › Research

  70. Published

    Bekæmpelse af af stor nåletræsnudebille uden pesticider

    Ravn, Hans Peter, Riis-Nielsen, Torben, Bentsen, Niclas Scott & Wichmann, L., 2006, Miljøministeriet. 98 p. (Bekæmpelsesmiddelforskning fra Miljøstyrelsen; No. 101).

    Research output: Book/Report › Report › Research

  71. Published

    Det forskes der i på Skov & Landskab

    Hansen, Ole Kim, Pedersen, L. B., Rasmussen, Hanne Nina, Ravn, Hans Peter & Theilby, F., 2006, In: Nåledrys. 58, p. 28-32 5 p.

    Research output: Contribution to journal › Journal article › Communication

  72. Published

    Effektiv håndtering af typograf-problemet

    Ravn, Hans Peter, 2006, In: Skoven. 38, 9, p. 394-398 5 p.

    Research output: Contribution to journal › Journal article › Communication

  73. Published

    Fænologi og biologisk bekæmpelse af koglehalvmøllet

    Ravn, Hans Peter & Harding, S., 2006, 11 p.

    Research output: Book/Report › Report › Research

  74. Published

    Gråsnuder i juletræer og klippegrønt

    Nielsen, C. & Ravn, Hans Peter, 2006, 15 p.

    Research output: Book/Report › Report › Research

  75. Published

    Hvorfor de alternative bekæmpelsesmidler mod alm. ædelgranlus gav svidninger i 2003

    Lisborg, T., Ravn, Hans Peter & Veierskov, Bjarke, 2006, In: Nåledrys. 55, p. 18-22 5 p.

    Research output: Contribution to journal › Journal article › Research

  76. Published

    International juletræskonference i Michigan, USA

    Christensen, C. J., Østergaard, K., Thomsen, Iben Margrete, Pedersen, L. B., Nielsen, Ulrik Braüner & Ravn, Hans Peter, 2006, In: Nåledrys. 55, p. 14-16 3 p.

    Research output: Contribution to journal › Journal article › Communication

  77. Published

    Kæmpe-bjørneklo og dens forvekslingsmuligheder

    Nielsen, C. & Ravn, Hans Peter, 2006, In: Videnblade Park og Landskab. 6.0-21, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  78. Published

    Mulighederne for biologisk bekæmpelse af alm. ædelgranlus i Danmark - udredningsprojekt

    Kennis, M. & Ravn, Hans Peter, 2006, 10 p.

    Research output: Book/Report › Report › Research

  79. Published

    Phytophagous insects of giant hogweed Heracleum mantegazzianum (Apiaceae) in invaded areas of Europe and in its native area of the Caucasus

    Hansen, S. O., Hattendorf, J., Wittenberg, R., Reznik, S. Y., Nielsen, C., Ravn, Hans Peter & Nentwig, W., 2006, In: European Journal of Entomology. 103, p. 387-396 10 p.

    Research output: Contribution to journal › Journal article › Research

  80. Published

    Platan trues af nye farer

    Bühler, Oliver, Thomsen, Iben Margrete & Ravn, Hans Peter, 2006, In: Groent Miljoe. 24, 6, p. 8 1 p.

    Research output: Contribution to journal › Journal article › Communication

  81. Published

    Skade- og nyttedyrfaunaen på økologiske og konventionelle nordmannsgranarealer

    Ravn, Hans Peter & Riis-Nielsen, Torben, 2006, Miljøministeriet. 88 p. (Bekæmpelsesmiddelforskning fra Miljøstyrelsen; No. 100).

    Research output: Book/Report › Report › Research

  82. Published

    Skadedyr på platan

    Bühler, Oliver & Ravn, Hans Peter, 2006, In: Videnblade Park og Landskab. 5.28-8, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  83. Published

    Skader på nordmannsgran nåle - ved bekæmpelse af alm. ædelgranlus

    Lisborg, T. & Ravn, Hans Peter, 2006, In: Videnblade Pyntegrønt. 5.5-23, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  84. Published

    Skadevoldere på amerikanske juletræsarter: balsam- og klippegran

    Ravn, Hans Peter & Thomsen, Iben Margrete, 2006, In: Videnblade Pyntegrønt. 5.5-25, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  85. Published

    Sprøjtesvovl kan medføre lugtgener

    Ravn, Hans Peter, 2006, In: Videnblade Pyntegrønt. 5.5-26, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  86. Published

    Sprøjtesvovl kan medføre lugtgener

    Ravn, Hans Peter, 2006, In: Nåledrys. 58, p. 45-46 2 p.

    Research output: Contribution to journal › Journal article › Communication

  87. Published

    The future of biological control: gaps, challenges and options

    Eilenberg, Jørgen, Enkegaard, A., Hendriksen, N. B., Jensen, Dan Funck, Jespersen, J. B., Larsen, J., Madsen, A. M., Ravn, Hans Peter & Ravnskov, S., 2006, Proceedings of the international workshop. p. 265-268 4 p. (DIAS report; No. 119).

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

  88. Published

    Ulden ædelgranlus - lejlighedsvist skadedyr i nordmannsgran

    Nielsen, C., Harding, S. & Ravn, Hans Peter, 2006, In: Videnblade Pyntegrønt. 5.5-24, 2 p.

    Research output: Contribution to journal › Journal article › Communication

  89. 2005
  90. Published

    "Giant alien": a project template for integrated management of invasive weeds

    Ravn, Hans Peter, 2005, Programme and proceedings. Justus-Liebig University, p. 15 1 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

  91. Published

    Behovsbestemt bekæmpelse af almindelig ædelgranlus

    Ravn, Hans Peter, 2005, In: PS Nåledrys. 51, p. 55-57 3 p.

    Research output: Contribution to journal › Journal article › Communication

  92. Published

    Biodiversitet - hvad, hvorfor og hvordan? Skov- og Naturressourceøkologi

    Ravn, Hans Peter, 2005, Hørsholm, Danmark

    Research output: Other contribution › Communication

  93. Published

    Buksbom

    Thomsen, Iben Margrete, Ravn, Hans Peter & Leonhard, B., 2005, In: Videnblade Park og Landskab. 8.2-5, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  94. Published

    Buksbom – som klippegrønt

    Thomsen, Iben Margrete, Ravn, Hans Peter & Leonhard, B., 2005, In: Videnblade Pyntegrønt. 3.7-1, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  95. Published

    Control of adelgid pests in Christmas trees: Oral presentation at the International Christmas Tree Conference in Michigan, USA

    Ravn, Hans Peter & Lisborg, T., 2005, Hørsholm

    Research output: Other contribution › Communication

  96. Published

    Det grå egern - en fremtidig beboer i byens parker?

    Ravn, Hans Peter, 2005, In: Videnblade Park og Landskab. 5.29-5, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  97. Published

    Det grå egern - en trussel for dansk skovbrug?

    Ravn, Hans Peter, 2005, In: Videnblade Skovbrug. 8.9-2, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  98. Published

    Dokumentation af effekten af alternative bekæmpelsesmidler på alm. ædelgranlus og nordmannsgran

    Lisborg, T. & Ravn, Hans Peter, 2005, Produktionsafgiftsfonden for juletræer og pyntegrønt: J.nr. 2003-0020. p. 1-39 39 p.

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

  99. Published

    Examples of successful classical biological control north of the Alps

    Ravn, Hans Peter, 2005, Abstracts of the international workshop. Danish Institute of Agricultural Sciences, p. 14 1 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

  100. Published

    Galmider og svovl – skudskader og lugtgener

    Ravn, Hans Peter & Saxe, H., 2005, Produktionsafgiftsfonden for juletræer og pyntegrønt: J.nr. 2000-0034. p. 1-10 10 p.

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

  101. Published

    Gåsebillelarver i plænegræs: resultater af forsøg med bekæmpelse i 2005

    Larsen, S. U. & Ravn, Hans Peter, 2005, In: Videnblade Park og Landskab. 5.28-7, p. 1-2 2 p.

    Research output: Contribution to journal › Journal article › Communication

  102. Published

    Improving biodiversity in urban areas: KVL forelæsning: Urban Ecosystems, Biodiversity

    Ravn, Hans Peter, 2005, Hørsholm

    Research output: Other contribution › Communication

  103. Published

    Insektangreb efter stormfald: Stormfaldsmøde i Rebild

    Ravn, Hans Peter, 2005, Hørsholm

    Research output: Other contribution › Communication

  104. Published

    Insektskader efter stormfald

    Ravn, Hans Peter, 2005, In: Skoven. 2, p. 80-83 4 p.

    Research output: Contribution to journal › Journal article › Communication

  105. Published

    Kastanie-minérmøllet og andre aktuelle insekter på træer: Dansk Patologisk Selskab

    Ravn, Hans Peter & Nielsen, C., 2005, Hørsholm

    Research output: Other contribution › Communication

  106. Published

    Kæmpe-Bjørneklo: forebyggelse og bekæmpelse

    Nielsen, C., Ravn, Hans Peter, Nentwig, W. & Wade, M., 2005, Skov & Landskab, Københavns Universitet. 44 p. (Hæfter).

    Research output: Book/Report › Report › Communication

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