Lene Sigsgaard

Lene Sigsgaard

Associate Professor


  1. 2020
  2. E-pub ahead of print

    First steps towards biological control of the pear gall midge (Contarinia pyrivora) with the insect pathogenic fungus Metarhizium brunneum

    Steinwender, B. M., Sigsgaard, Lene, Jacobsen, Stine Kramer & Eilenberg, Jørgen, 2020, In : Journal of Applied Entomology. 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. E-pub ahead of print

    Fitness consequences of artificial diets with different macronutrient composition for the predatory bug Orius majusculus

    Montoro, M., De Clercq, P., Overgaard, J. & Sigsgaard, Lene, 2020, In : Entomologia Experimentalis et Applicata.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Food quality of Ephestia eggs, the aphid Rhopalosiphum padi and mixed diet for Orius majusculus

    Toft, S., Jensen, K., Sørensen, J. G., Sigsgaard, Lene & Holmstrup, M., 2020, In : Journal of Applied Entomology. 144, 4, p. 251-262 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Accepted/In press

    Nutritional Quality Of Drosophila Melanogaster As Factitious Prey For Rearing The Predatory Bug Orius Majusculus

    Montoro, M., de Fine Licht, Henrik Hjarvard & Sigsgaard, Lene, 2020, (Accepted/In press) In : Insect Science.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Stable Isotope Enrichment (Δ15N) in the Predatory Flower Bug (Orius majusculus) Predicts Fitness-Related Differences between Diets

    Montoro, M., Jensen, Per Moestrup & Sigsgaard, Lene, 2020, In : Insects. 11, 4, 6 p., 255.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    The spider diversity and plant hopper control potential in the long-term organic paddy fields in sub-tropical area, China

    He, X., Qiao, Y., Sigsgaard, Lene & Wu, X., 2020, In : Agriculture, Ecosystems & Environment. 295, p. 106921 106921.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. 2019
  9. Published

    Farmers’ management of functional biodiversity goes beyond pest management in organic European apple orchards

    Penvern, S., Fernique, S., Cardona, A., Herz, A., Ahrenfeldt, E., Dufils, A., Jamar, L., Korsgaard, Maren, Kruczyńska, D., Matray, S., Ozolina-Pole, L., Porcel, M., Ralle, B., Steinemann, B., Świergiel, W., Tasin, M., Telfser, J., Warlop, F. & Sigsgaard, Lene, 15 Nov 2019, In : Agriculture, Ecosystems and Environment. 284, p. 1-11 106555.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Vi må redde bierne - mens tid er

    Dupont, Y. L., Madsen, Henning Bang, Rasmussen, C., Hansted, L., Kryger, P., Ravn, Hans Peter, Schmidt, Inger Kappel, Olesen, J. M., Holm, E., Langer, Vibeke, Sigsgaard, Lene, Eilenberg, Jørgen, Skov, C., Lassen, K., Ahrenfeldt, E. J., Calabuig, Isabel, Holst, N., Boelt, B., Jensen, Annette Bruun, Lecocq, Antoine, Howe, Andrew Gordon & Termansen, Mette, 24 Aug 2019, In : Politiken. p. 5-6

    Research output: Contribution to journalContribution to newspaper - Feature articleCommunication

  11. Published

    Managing Floral Resources in Apple Orchards for Pest Control: Ideas, Experiences and Future Directions

    Herz, A., Cahenzli, F., Penvern, S., Pfiffner, L., Tasin, M. & Sigsgaard, Lene, 11 Aug 2019, In : Insects. 10, 8, p. 1-24 247.

    Research output: Contribution to journalReviewResearchpeer-review

  12. Published

    Forage quality and quantity affect red mason bees and honeybees differently in flowers of strawberry varieties

    Ahrenfeldt, E. J., Sigsgaard, Lene, Hansted, L., Jensen, A. C. & Toldam-Andersen, Torben, 4 Aug 2019, In : Entomologia Experimentalis et Applicata. 167, p. 763-773 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Design, implementation and management of perennial flower strips to promote functional agrobiodiversity in organic apple orchards: A pan-European study

    Pfiffner, L., Cahenzli, F., Steinemann, B., Jamar, L., Bjørn, Mona Chor, Porcel, M., Tasin, M., Telfser, J., Kelderer, M., Lisek, J. & Sigsgaard, Lene, 1 Jun 2019, In : Agriculture, Ecosystems & Environment. 278, p. 61-71 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Perennial flower strips for pest control in organic apple orchards - A pan-European study

    Cahenzli, F., Sigsgaard, Lene, Daniel, C., Herz, A., Jamar, L., Kelderer, M., Jacobsen, Stine Kramer, Kruczyńska, D., Matray, S., Porcel, M., Sekrecka, M., Świergiel, W., Tasin, M., Telfser, J. & Pfiffner, L., 1 Jun 2019, In : Agriculture, Ecosystems & Environment. 278, p. 43-53 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Identification and field evaluation of (E)‐11,13‐tetradecadienal as sex pheromone of the strawberry tortrix (Acleris comariana)

    Svensson, G. P., Tönnberg, V. & Sigsgaard, Lene, Jun 2019, In : Journal of Applied Entomology. 143, 5, p. 535-541

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Non-target effects of Metarhizium brunneum (BIPESCO 5/F 52) in soil show that this fungus varies between being compatible with, or moderately harmful to, four predatory arthropods

    de Azevedo, A. G. C., Eilenberg, Jørgen, Steinwender, B. M. & Sigsgaard, Lene, 1 Apr 2019, In : Biological Control. 131, p. 18-24 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Potential impact of climate change on whiteflies and implications for the spread of vectored viruses: [with correction]

    Aregbesola, O. Z., Legg, J. P., Sigsgaard, Lene, Lund, O. S. & Rapisarda, C., Mar 2019, In : Journal of Pest Science. 92, 2, p. 381–392

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Generalist predator contributions to the control of Tetranychus urticae in strawberry crops documented by PCR-based gut content analysis

    Jacobsen, Stine Kramer, Sigsgaard, Lene, Hansen, K., Harwood, J. D., Chapman, E. G., Hurtado, M. A. & Jensen, Annette Bruun, Feb 2019, In : Experimental & Applied Acarology. 77, 2, p. 133–143

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Prey-specific impact of cold pre-exposure on kill rate and reproduction

    Jensen, K., Toft, S., Sigsgaard, Lene, Sørensen, J. G. & Holmstrup, M., Feb 2019, In : Journal of Animal Ecology. 88, 2, p. 258-268

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Temperature Dependent Growth and Mortality of Agrotis segetum

    Esbjerg, P. & Sigsgaard, Lene, 6 Jan 2019, In : Insects. 10, 1, p. 1-15 7.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    A Floral Diet Increases the Longevity of the Coccinellid Adalia bipunctata but Does Not Allow Molting or Reproduction

    He, X. & Sigsgaard, Lene, 2019, In : Frontiers in Ecology and Evolution. 7, p. 1-11 6.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    En fælles front for alle bier

    Dupont, Y. L., Madsen, Henning Bang, Rasmussen, C., Hansted, L., Kryger, P., Ravn, Hans Peter, Schmidt, Inger Kappel, Olesen, J. M., Holm, E., Langer, Vibeke, Sigsgaard, Lene, Eilenberg, Jørgen, Skov, C., Lassen, K., Ahrenfeldt, E. J., Calabuig, Isabel, Holst, N., Boelt, B., Jensen, Annette Bruun, Lecocq, Antoine, Howe, Andrew Gordon & Termansen, Mette, 2019, In : Aktuel Naturvidenskab. 2019, 4, p. 2

    Research output: Contribution to journalComment/debateResearch

  23. Published
  24. Published

    Generalist ground-nesting bees dominate diversity survey in intensively managed agricultural land

    Ahrenfeldt, E. J., Kollmann, J., Madsen, Henning Bang, Skov-Petersen, Hans & Sigsgaard, Lene, 2019, In : Journal of Melittology. 2019, p. 1-12 82.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Organic cropping practice decreases pest abundance and positively influences predator-prey interactions

    Jacobsen, Stine Kramer, Moraes, G. J., Sørensen, Helle & Sigsgaard, Lene, 2019, In : Agriculture, Ecosystems and Environment. 272, p. 1-9

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Prey-specific experience affects prey preference and time to kill in the soil predatory mite Gaeolaelaps aculeifer Canestrini

    Jensen, K., Toft, S., Sørensen, J. G., Sigsgaard, Lene, Kristensen, T. N., Overgaard, J. & Holmstrup, M., 2019, In : Biological Control. 139, p. 1-6 104076.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. 2018
  28. Published

    Supporting smallholders in organic crop cultivation: the case of East Africa

    Onwonga, R., Sibuga, K. P., Nduku, H., Sigsgaard, Lene, Saria, A., Shechambo, L., Caceres, M. M., Chepkoech, C., Genga, Q., Wahome, R., Halberg, N. & Høgh-Jensen, H., 12 Dec 2018, Improving organic crop cultivation. Köpke, U. (ed.). 1. ed. Taylor & Francis, p. 463-476

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  29. Published

    Combining plant volatiles and pheromones to catch two insect pests in the same trap: examples from two berry crops

    Baroffio, C. A., Sigsgaard, Lene, Ahrenfeldt, E. J., Borg-Karlson, A., Bruun, S. A., Cross, J. V., Fountain, M. T., Hall, D., Mozuraitis, R., Ralle, B., Trandem, N. & Wibe, A., 2018, In : Crop Protection. 109, p. 1-8 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Presence of a generalist entomopathogenic fungus influences the oviposition behaviour of an aphid-specific predator

    Campos de Azevedo, A. G., Stuart, Robyn Margaret & Sigsgaard, Lene, 2018, In : BioControl. 63, 5, p. 655-664 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. 2017
  32. Published

    Design and deployment of semiochemical traps for capturing Anthonomus rubi Herbst (Coleoptera: Curculionidae) and Lygus rugulipennis Poppius (Hetereoptera: Miridae) in soft fruit crops

    Fountain, M. T., Baroffio, C., Borg-Karlson, A., Brain, P., Cross, J. V., Farman, D. I., Hall, D. R., Ralle, B., Rendina, P., Richoz, P., Sigsgaard, Lene, Storberget, S., Trandem, N. & Wibe, A., 2017, In : Crop Protection. 99, p. 1-9 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Field efficacy of Heterorhabditis bacteriophora (Nematoda: Heterorhabditidae), Metarhizium brunneum (Hypocreales: Clavicipitaceae), and chemical insecticide combinations for Diabrotica virgifera virgifera larval management

    Rauch, H., Steinwender, B. M., Mayerhofer, J., Sigsgaard, Lene, Eilenberg, Jørgen, Enkerli, J., Zelger, R. & Strasser, H., 2017, In : Biological Control. 107, p. 1-10 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    Interactions among the predatory midge Aphidoletes aphidimyza (Diptera: Cecidomyiidae), the fungal pathogen Metarhizium brunneum (Ascomycota: Hypocreales), and maize-infesting aphids in greenhouse mesocosms

    Campos de Azevedo, A. G., Steinwender, B. M., Eilenberg, Jørgen & Sigsgaard, Lene, 2017, In : Insects. 8, 2, 12 p., 44.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Mass release of Trichogramma evanescens and T. cacoeciae can reduce damage by the apple codling moth Cydia pomonella in organic orchards under pheromone disruption

    Sigsgaard, Lene, Herz, A., Korsgaard, Maren & Wührer, B., 2017, In : Insects. 8, 2, 9 p., 41.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Negative effects of low developmental temperatures on aphid predation by Orius majusculus (Heteroptera: Anthocoridae)

    Helgadóttir, F., Toft, S. & Sigsgaard, Lene, 2017, In : Biological Control. 114, p. 59-64 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. 2016
  38. Published

    Dysmicoccus brevipes (Cockerell) occurrence and infestation behaviour as influenced by farm type, cropping systems and soil management practices

    Kabi, S., Karungi, J., Sigsgaard, Lene & Ssebuliba, J., 2016, In : Agriculture, Ecosystems and Environment. 222, p. 23-29 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Antipredator responses in Tetranychus urticae differ with predator specialization

    Jacobsen, Stine Kramer, Alexakis, I. & Sigsgaard, Lene, 2016, In : Journal of Applied Entomology. 140, 3, p. 228-231 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Effects of weed harrowing frequency on beneficial arthropods, plants and crop yield

    Navntoft, S., Kristensen, K., Johnsen, Ib, Jensen, A. M., Sigsgaard, Lene & Esbjerg, P., 2016, In : Agricultural and Forest Entomology. 18, 1, p. 59-67 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Management of insect pests using semiochemical traps

    Baroffio, C. A., Guibert, V., Richoz, P., Rogivue, A., Borg-Karlsson, A. K., Cross, J., Fountain, M., Hall, D., Ralle, B., Sigsgaard, Lene, Trandem, N. & Wibe, A., 2016, In : Acta Horticulturae. 1137, p. 121-127 7 p.

    Research output: Contribution to journalConference articleResearchpeer-review

  42. 2015
  43. Published

    Hot-spot application of biocontrol agents to replace pesticides in large scale commercial rose farms in Kenya

    Gacheri, C., Kigen, T. & Sigsgaard, Lene, 2015, In : BioControl. 60, 6, p. 795-803 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Natur og biodiversitet

    Strandberg, B., Bruus, M., Krogh, P. H., Ravnskov, S., Hansted, L., Sigsgaard, Lene, Ahrenfeldt, E. J., Andreasen, L. & Langer, Vibeke, 2015, Økologiens bidrag til samfundsgoder: vidensyntese 2015. Melby Jespersen, L. (ed.). ICROFS, p. 49-106 57 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  45. Published

    Pollinator communities in strawberry crops – variation at multiple spatial scales

    Ahrenfeldt, E. J., Klatt, B. K., Arildsen, J., Trandem, N., Andersson, G., Tscharntke, T., Smith, H. & Sigsgaard, Lene, 2015, In : Bulletin of Entomological Research. 105, 4, p. 497-506 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. 2014
  47. Published

    Combining 1,4-dimethoxybenzene, the major flower volatile of wild strawberry Fragaria vesca, with the aggregation pheromone of the strawberry blossom weevil Anthonomus rubi improves attraction

    Wibe, A., Borg-Karlson, A. K., Cross, J., Bichão, H., Fountain, M., Liblikas, I. & Sigsgaard, Lene, 2014, In : Crop Protection. 64, p. 122-128 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Phenology and pest status of Agrotis segetum in a changing climate

    Esbjerg, P. & Sigsgaard, Lene, 2014, In : Crop Protection. 62, p. 64-71 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    The effects of strawberry cropping practices on the strawberry tortricid (Lepidoptera: Tortricidae), its natural enemies, and the presence of nematodes

    Sigsgaard, Lene, Naulin, C., Haukeland, S., Kristensen, D. K., Enkegaard, A., Jensen, N. L. & Eilenberg, Jørgen, 2014, In : Journal of Insect Science. 14, 18 p., 122.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. 2013
  51. Published
  52. Published

    Shallot aphids, Myzus ascalonicus, in strawberry: biocontrol potential of three predators and three parasitoids

    Enkegaard, A., Sigsgaard, Lene & Kristensen, K., 2013, In : Journal of Insect Science. 13, 83, p. 1-16 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. Published

    The effect of floral resources on parasitoid and host longevity: prospects for conservation biological control in strawberries

    Sigsgaard, Lene, Betzer, C., Naulin, C., Eilenberg, Jørgen, Enkegaard, A. & Kristensen, D. K., 2013, In : Journal of Insect Science. 13, 104, p. 1-17 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. 2012
  55. Published

    The effect of buffer zone width on biodiversity

    Navntoft, S., Sigsgaard, Lene, Kristensen, K. M. & Esbjerg, P., 2012, In : IOBC/wprs Bulletin. 75, p. 143-146 4 p.

    Research output: Contribution to journalConference articleResearchpeer-review

  56. Published

    Udredning om moniterings, varslings- og beslutningsstøttesystemer for skadevoldere i planteproduktionen i landbrug, gartneri og frugtavl

    Axelsen, J. A., Munk, Lisa, Sigsgaard, Lene, Ørum, Jens Erik, Streibig, Jens Carl, Navntoft, S., Christensen, Tove, Pedersen, A. B., Elkjær, K., Korsgaard, Maren, Sørensen, P. B. & Bonefeld-Jørgensen, E. C., 2012, Miljøstyrelsen. 192 p.

    Research output: Book/ReportBookResearch

  57. 2011
  58. Published

    Biological control in outdoor crops - drivers and barriers

    Sigsgaard, Lene, Eilenberg, Jørgen & Ørum, Jens Erik, 2011, In : IOBC/wprs Bulletin. 66, p. 7-10 4 p.

    Research output: Contribution to journalConference articleResearch

  59. Published

    Innovation research in value chains

    Jensen, H. H., Kabi, F., Ssebuliba, J. M., Mugisha, J., Namuwoza, C., Nzuma, J., Wahome, R., Onwonga, R. N., Kiarii, E., Lazaro, E. A., Kilasara, M., Sibuga, K. P., Gama, J., Kledal, P. R., Vaarst, M., Sigsgaard, Lene, Karantininis, K., Halberg, N. & Andreasen, L., 2011, In : ICROFS news. 2, p. 10-13 4 p.

    Research output: Contribution to journalJournal articleResearch

  60. Published

    Natureffekt ved randzoner i markkanten

    Sigsgaard, Lene, Navntoft, S. & Esbjerg, P., 2011, Plantekongres: produktion, plan og miljø. Landbrugsforlaget, p. 296-297 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  61. Published

    No evidence for enemy release during range expansion of an evergreen tree in northern Europe

    Skou, A. T., Markussen, Bo, Sigsgaard, Lene & Kollmann, J. C., 2011, In : Environmental Entomology. 40, 5, p. 1183-1191 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. Published

    Viklerlarver i jordbær - også efter høst

    Jensen, N. L. & Sigsgaard, Lene, 2011, In : Frugt & Groent. 10, 7, p. 320-321 2 p.

    Research output: Contribution to journalJournal articleResearch

  63. 2010
  64. Published

    Anthocoris nemorum (Heteroptera: Anthocoridae) as predator of cabbage pests - voracity and prey preference:

    Simonsen, M. R., Enkegaard, A., Bang, C. N. & Sigsgaard, Lene, 2010, In : Entomologica Fennica. 21, p. 12-18 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. Published

    Habitat and prey preferences of the two predatory bugs Anthocoris nemorum (L.) and A. nemoralis (Fabricius) (Anthocoridae: Hemiptera-Heteroptera)

    Sigsgaard, Lene, 2010, In : Biological Control. 53, 1, p. 46-54 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  66. Published

    Læbælter til energi og marker til fødevareproduktion

    Porter, J. R., Sigsgaard, Lene, Sandhu, H. S., Wratten, S. D., Costanza, R. & Dennis, B., 2010, In : Jord og Viden. 155, 5, p. 18-19

    Research output: Contribution to journalJournal articleResearch

  67. 2009
  68. Published

    Buffer zones for biodiversity of plants and arthropods: is there a compromise on width?

    Navntoft, S., Sigsgaard, Lene, Nimgaard, R. B., Esbjerg, P., Kristensen, K., Andresen, L. C. & Johnsen, Ib, 2009, Danish Ministry of the Environment, Environmental Protection Agency. 103 p. (Pesticides research; No. 127).

    Research output: Book/ReportReportResearch

  69. Published

    Bufferzoner på bare 6 m’s bredde: en fantastisk mulighed for at bringe noget natur tilbage i agerlandet.

    Esbjerg, P., Navntoft, S., Kristensen, K., Andresen, L. C., Sigsgaard, Lene, Nimgaard, R. B. & Johnsen, Ib, 2009, Miljøstyrelsen. 5 p.

    Research output: Book/ReportBookCommunication

  70. Published

    Diet requirements of a generalist predator

    Sigsgaard, Lene, 2009. 5 p.

    Research output: Contribution to conferencePaperResearchpeer-review

  71. Published

    Hindbærsnudebillen

    Petersen, B. D., Sigsgaard, Lene, Wibe, A. & Eilenberg, Jørgen, 2009, In : Frugt & Groent. 8, 5, p. 218-219 2 p.

    Research output: Contribution to journalJournal articleResearch

  72. Published

    Nyt skadedyr i pære

    Harding, S., Martin, J. O. & Sigsgaard, Lene, 2009, In : Frugt & Groent. 8, 6, p. 278-279 2 p.

    Research output: Contribution to journalJournal articleCommunication

  73. Published

    Temperature effect on the predation rate of Anthocoris nemorum (Het.: Anthocoridae) on cabbage aphids (Hom.: Aphidae)

    Simonsen, M. R., Enkegaard, A., Bang, C. N. & Sigsgaard, Lene, 2009, In : Journal of Applied Entomology. 133, 3, p. 198-200 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  74. Published

    The value of producing food, energy, and ecosystem services within an agro-ecosystem

    Porter, J. R., Constanza, R., Sandhu, H., Sigsgaard, Lene & Wratten, S., 2009, In : Ambio. 38, 4, p. 186-193 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  75. 2008
  76. Published

    Ecosystem services from agriculture

    Porter, J. R. & Sigsgaard, Lene, Apr 2008, Ecosystem Services and Drivers of Biodiversity Change. Report of the RUBICODE electronic conference. Grant, F., Harrison, J., Sykes, P., Skourtos, M., Rounsevell, M., Kluvánková-Oravská, T., Settele, J., Musche, M., Anton, C. & Watt, A. (eds.). p. 33 1 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  77. Published

    Bevar naturens egen regulering

    Meyling, Nicolai Vitt & Sigsgaard, Lene, 2008, In : moMentum. 2, p. 19-22 4 p.

    Research output: Contribution to journalJournal articleCommunication

  78. Published

    Biologisk bekæmpelse af jordbærvikleren

    Sigsgaard, Lene & Petersen, B. D., 2008, In : Frugt og Gront. 7, 1, p. 10-11 2 p.

    Research output: Contribution to journalJournal articleCommunication

  79. Published

    Habitat and prey preferences of the two predatory bugs Anthocoris nemorum (L) and A. nemoralis (Fabricius) (Anthocoridae: Hemiptera-Heteroptera)

    Sigsgaard, Lene, 2008, Conference proceedings: Abstract 154. p. 51 1 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  80. Published

    IOBC soft fruit -pesticides and biocontrol agent survey

    Linder, C., Cross, J., Beliën, T., Cremers, P., Brookes, V., Baroffio, C., Vincent, M., Faby, R., Sigsgaard, Lene, Paaske, K., Loquet, B., Pommier, J., Lascaux, E., Parikka, P., Tuovinen, T., Vetek, G., Grassi, A., Prodoruttio, D., Malavolta, C., Trandem, N., Stensvand, A., Broniarek-Niemiec, A., Labanowska, B., Nilsson, T., Torneus, C., Milenkovic, S., Allen, J. & Harris, A., 2008

    Research output: Other contributionNet publication - Internet publicationResearch

  81. Published

    Integrating biological control measures against strawberry pests – Preliminary results with strawberry tortrix in Denmark: Integreret biologisk bekæmpelse af skadedyr i jordbær -Foreløbige resultater

    Sigsgaard, Lene, 2008, IOBC-WPRS Bulletin. Vol. 39. p. 221-124 4 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  82. Published

    Quinoa, Chenopodium quinoa, provides a new host for native herbivores in northern Europe: case studies of the moth, Scrobipalpa atriplicella, and the tortoise beetle, Cassida nebulosa

    Sigsgaard, Lene, Jacobsen, S. & Christiansen, J. L., 2008, In : Journal of Insect Science. 8, 49, 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  83. Published

    Survey on the use of pesticides and biocontrol agents in soft fruits

    Linder, C., Allen, J., Baroffio, C., Broniarek-Niemiec, A., Brookes, V., Cross, J., Eckert, C., Faby, R., Gobin, B., Grassi, A., Harris, A., Labanowska, B., Lascaux, E., Malavolta, C., Michel, V., Milenkovic, S., Nilsson, T., Parikka, P., Paaske, K., Pommier, J., Prodorutti, D., Sigsgaard, Lene, Stensvand, A., Torneus, C., Trandem, N., Tuovinen, T. & Vetek, G., 2008. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  84. 2007
  85. Published
  86. Published

    Early season natural control of the brown planthopper, Nilaparvata lugens: the contribution and interaction of two spider species and a predatory bug

    Sigsgaard, Lene, 2007, In : Bulletin of Entomological Research. 97, 5, p. 533-544 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  87. Published

    Frugt og bær

    Korsgaard, Maren, Lindhard Pedersen, H., Sigsgaard, Lene & Nielsen, S. F., 2007, 304 p. Århus : Dansk Landbrugsraadgivning * Landbrugsforlaget.

    Research output: Other contributionCommunication

  88. Published

    Interactions between predators and plants in orchards and hedgerows –the value of pollen and nectar to Anthocoris nemorum (L.).

    Sigsgaard, Lene & Kollmann, J. C., 2007, IOBC-WPRS Bulletin. Vol. 30. p. 9-13 5 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  89. Published

    Randzoner og andre pesticidfrie beskyttelsesstriber i dyrkede arealer - en udredning

    Sigsgaard, Lene, Navntoft, S. & Esbjerg, P., 2007, Center for Skov, Landskab og Planlægning/Københavns Universitet. 133 p. (Miljøprojekt; No. 1172).

    Research output: Book/ReportReportCommunication

  90. Published

    The value of producing food, energy and ecosystem services within an agro-ecosystem

    Porter, J. R., Costanza, R., Sigsgaard, Lene, Sandhu, H. S. & Wratten, S. D., 2007, Nature Precedings, 27 p.

    Research output: Working paperResearch

  91. 2006
  92. Published

    Controlling pear psyllids by mass-releasing Anthocoris nemoralis and A. nemorum (Heteroptera: Anthocoridae)

    Sigsgaard, Lene, Esbjerg, P. H. M. & Philipsen, Holger Frederik, 2006, In : Journal of Fruit and Ornamental Plant Research. 14, Suppl. 3, p. 89-98 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  93. Published

    Earwig in pome fruit production - a beneficial?

    Hansen, M. R., Sigsgaard, Lene & Braun, P., 2006. 4 p.

    Research output: Contribution to conferencePosterResearch

  94. Published

    Experimental releases of Anthocoris nemoralis F. and Anthocoris nemorum (L.) (Heteroptera: Anthocoridae) against the pear psyllid Cacopsylla pyri L. (Homoptera: Psyllidae) in pear

    Sigsgaard, Lene, Esbjerg, P. H. M. & Philipsen, Holger Frederik, 2006, In : Biological Control. 39, 1, p. 87-95 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  95. Published

    Hegn for flere nyttedyr

    Sigsgaard, Lene & Kollmann, J., 2006, In : Økologisk Rådgivning. p. 28-30 3 p.

    Research output: Contribution to journalJournal articleCommunication

  96. Published

    Næbtæger mod bladlopper

    Sigsgaard, Lene, 2006, In : Frugt og Gront. 10, p. 414-415 2 p.

    Research output: Contribution to journalJournal articleCommunication

  97. Published

    Predator preferences - implications for conservation biological control

    Sigsgaard, Lene, 2006, Proceedings of the international workshop. p. 33-36 4 p. (DIAS report; No. 119).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  98. 2005
  99. Published

    Biological control of arthropod pests in outdoor crops - the new challenge

    Sigsgaard, Lene, 2005. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  100. Published

    Biologisk bekæmpelse: stort potentiale i økologisk jordbrug!

    Eilenberg, Jørgen & Sigsgaard, Lene, 2005, In : Forskningsnytt om Oekologisk Landbruk i Norden. 1, p. 1-2 2 p.

    Research output: Contribution to journalJournal articleResearch

  101. Published

    Conservation biological control - a literature study on the contribution by earwigs

    Hansen, M. R., Sigsgaard, Lene & Braun, P., 2005. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  102. Published

    Mortality factors of diamondback moth Plutella xylostella in the field, Kenya

    Kastrup, C. & Sigsgaard, Lene, 2005. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  103. Published

    Natural regulation and field releases of predators in apple and pear

    Sigsgaard, Lene, 2005. 1 p.

    Research output: Contribution to conferencePosterResearch

  104. Published

    Occurrence of the anthocorids Anthocoris nemorum and A. nemoralis in apple and pear in Denmark

    Sigsgaard, Lene, 2005, In : IOBC/wprs Bulletin. 28, 7, p. 139-142 4 p.

    Research output: Contribution to journalJournal articleResearch

  105. Published

    Oviposition preference of Anthocoris nemoralis and A. Nemorum (Heteroptera: Anthocoridae) on pear leaves affected by leaf damage, honeydew and prey.

    Sigsgaard, Lene, 2005, In : Biocontrol Science and Technology. 15, 2, p. 139-151 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  106. Published

    Perspectives for augmentative releases of Anthocoris nemoralis and A. nemorum (Heteroptera: Anthocoridae) against Pear Psyllid, Cacopsylla pyri

    Sigsgaard, Lene, 2005. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  107. Published

    Predator preferences - implications for conservation biological control

    Sigsgaard, Lene, 2005. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  108. Published

    Prey preferences of Anthocoris nemoralis and A. nemorum (Heteroptera: Anthocoridae) and their predation behaviour towards Pear psyllid, Cacopsylla pyri

    Sigsgaard, Lene, 2005, In : IOBC/wprs Bulletin. 28, 7, p. 225-228 4 p.

    Research output: Contribution to journalJournal articleResearch

  109. 2004
  110. Published

    Ideer til mangfoldighed.

    Sigsgaard, Lene, 2004, In : Økologisk Jordbrug. 12, p. 12 1 p.

    Research output: Contribution to journalJournal articleCommunication

  111. Published

    Nyttedyr i frugt: et gratis gode

    Sigsgaard, Lene, 2004, In : Naturens Verden. 5, p. 2-11 10 p.

    Research output: Contribution to journalJournal articleCommunication

  112. Published

    Næbtæger: gratis nyttedyr i kernefrugt

    Sigsgaard, Lene, 2004, In : Frugt og Gront. 10, p. 368-369 2 p.

    Research output: Contribution to journalJournal articleResearch

  113. Published

    Occurrence of the anthocorids Anthocoris nemorum and A. nemoralis on apple and pear in Denmark.

    Sigsgaard, Lene, 2004. 1 p.

    Research output: Contribution to conferencePaperResearch

  114. Published

    Oviposition preference of Anthocoris nemorum and A. nemoralis (Heteroptera): Anthocoridae) for apple and pear.

    Sigsgaard, Lene, 2004, In : Entomologia Experimentalis et Applicata. 111, p. 215-223 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  115. Published
  116. Published

    Report, Workshop on IPM in tomato and brassicas, 3-13. August 2004 in Maputo, Mozambique, Danmarks Jordbrugsforskning

    Wolffhechel, H., Nielsen, S. L., Sigsgaard, Lene, Jensen, D. F. & Cumbi, J. S., 2004

    Research output: Other contributionCommunication

  117. Published

    Spiders in rice.

    Sigsgaard, Lene, 2004. 2 p.

    Research output: Contribution to conferencePaperResearch

  118. 2003
  119. Published

    Patterns in ground beetle (Coleoptera: Carabidae) assemblages in single-row hedgerows in a Danish agricultural landscape.

    Löwei, G. L., Magura, T., Sigsgaard, Lene & Ravn, Hans Peter, 2003. 12 p.

    Research output: Contribution to conferencePaperResearch

  120. 2002
  121. Published

    A survey of aphids and aphid parasitoids in cereal fields in Denmark, and the parasitoids role in biological control

    Sigsgaard, Lene, 2002, In : Journal of Applied Entomology. 126, 2-3, p. 101-107 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  122. Published

    Early season natural biological control of insect pests in rice by spiders and some factors in the management of the cropping system that may affect this control

    Sigsgaard, Lene, 2002, Ikke angivet. Toft, S. & Scharff, N. (eds.). Aarhus Universitetsforlag, p. 57-74 8 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

  123. Published

    Egg cannibalism in Helicoverpa armigera on sorghum and pigeonpea

    Sigsgaard, Lene, Greenstone, M. H. & Duffield, S. J., 2002, In : Biocontrol Science and Technology. 47, 2, p. 151-165 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  124. 2001
  125. Published

    Biodiversitet og biologisk bekæmpelse

    Sigsgaard, Lene, 2001, In : Jord og Viden. 146, 2, p. 14-16 3 p.

    Research output: Contribution to journalJournal articleCommunication

  126. Published

    Diet-dependent fecundity of the spiders Atypena formosana and Pardosa pseudoannulata, predators in irrigated rice

    Sigsgaard, Lene, Toft, S. & Villareal, S., 2001, Agricultural and Forest Entomology. p. 285-295 11 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  127. Published

    Diet-dependent survival, development and fecundity of the spider Atypena formosana (Oi) (Araneae: Linyphiidae): implications for biological control in rice

    Sigsgaard, Lene, Toft, S. & Villareal, S., 2001, In : Biocontrol Science and Technology. 11, p. 233-244 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  128. Published

    Diurnal distribution of the money spider Atypena formosana in the rice plant and its relation to tiller density

    Sigsgaard, Lene & Villareal, S., 2001, In : International Rice Research Notes. 26.2, p. 45-47 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  129. 1999
  130. Published

    Biologisk bekæmpelse med snyltehvepse

    Sigsgaard, Lene, 1999, In : Jord og Viden. 144, 25, p. 15-17 3 p.

    Research output: Contribution to journalJournal articleCommunication

  131. Published

    Effects of cowpea intersowing and insecticide application on Helicoverpa armigera Hübner (Lepidoptera: Noctuidae) and its natural enemies in pigeonpea intercropped with sorghum

    Sigsgaard, Lene & Ersbøll, A. K., 1999, In : International Journal of Pest Management. 45, 1, p. 61-67 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  132. 1997
  133. Published

    Cage experiments on Orius tantillus predation of Helicoverpa armigera

    Esbjerg, P. & Sigsgaard, Lene, 1997, In : Entomologia Experimentalis et Applicata. 82, p. 311-318 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  134. 1996
  135. Published

    Natural regulation of Helicoverpa armigera: predation of eggs and young larvae in sorghum-pigeonpea intercropping

    Sigsgaard, Lene, 1996, København: Center for Skov, Landskab og Planlægning/Københavns Universitet. 176 p.

    Research output: Book/ReportPh.D. thesisResearch

  136. 1995
  137. Published

    Biologiske midler kan blive en sovepude

    Sigsgaard, Lene & Damgaard, P., 1995, In : Økologisk Jordbrug. 15, 123, p. 8 1 p.

    Research output: Contribution to journalJournal articleCommunication

  138. 1992
  139. Published

    List of scientific litterature on agroecology and ecological agriculture

    Sigsgaard, Lene, Kølster, P. & Kristensen, L., 1992, 55 p. Copenhagen : Institut for Plante- og Miljøvidenskab, Københavns Universitet.

    Research output: Other contributionResearch

  140. Published

    List of scientific litterature on nitrogen and ecological agriculture

    Sigsgaard, Lene, Kølster, P. & Kristensen, L., 1992, 40 p. Copenhagen : Den kgl. Veterinær- og Landbohøjskole (KVL).

    Research output: Other contributionResearch

  141. Published

    Oversigt over videnskabelig litteratur om økologisk jordbrug: Review of scientific literature on ecological agriculture

    Sigsgaard, Lene, Kølster, P. & Kristensen, L., 1992, [København] : Den kgl. Veterinær- og Landbohøjskole, Institut for Jordbrugsvidenskab, Landbrugets Plantekultur/Økologisk Jordbrug.

    Research output: Other contributionResearch

  142. 1991
  143. Published

    Muligheder for direkte bekæmpelse af skadegørere i økologisk jordbrug

    Sigsgaard, Lene, 1991, In : Landbonyt : erhvervsjordbruget. 5, p. 20-23 4 p.

    Research output: Contribution to journalJournal articleCommunication

  144. Published

    Planteekstrakter og deres virkning

    Sigsgaard, Lene & Svejgaard, M. L., 1991, In : Ugeskrift for Jordbrug. 136, 3, p. 31-35 5 p.

    Research output: Contribution to journalJournal articleCommunication

  145. 1990
  146. Published
  147. 1989
  148. Published

    Insektpatogen svamp på ærtebladlus

    Borbye, L., Jørgensen, K., Sigsgaard, Lene & Steenberg, T., 1989, In : Ugeskrift for Jordbrug. 134, 5, p. 68-71 4 p.

    Research output: Contribution to journalJournal articleCommunication

  149. Published

    Planteekstrakter til plantebeskyttelse

    Sigsgaard, Lene & Svejgård, M., 1989, 244 p. [København] : Zoologisk Institut, Den kongelige Veterinær- og Landbohøjskole.

    Research output: Other contributionResearch

  150. 1988
  151. Published

    Alternativ bekæmpelse af skadedyr i et u-land

    Svejgaard, M. & Sigsgaard, Lene, 1988, In : Ugeskrift for Jordbrug. 133, 48, p. 1015-1020 6 p., 48.

    Research output: Contribution to journalJournal articleCommunication

  152. 1987
  153. Published

    Biologisk bioteknisk skadedyrsbekæmpelse i teori - og i Nicaragua

    Svejgaard, M. & Sigsgaard, Lene, 1987, 68 p. København : Zoologisk Institut, Den kgl. Veterinær- og Landbohøjskole.

    Research output: Other contributionResearch

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