Vibeke Langer

Vibeke Langer

Associate Professor, Professor emeritus.

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    ORCID: 0000-0001-6789-1352

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    1. Published

      Responding to environmental regulations through collaborative arrangements: social aspects of manure partnerships in Denmark

      Asai, M., Langer, Vibeke & Frederiksen, P., 2014, In: Livestock Science. 167, p. 370-380 11 p.

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

    2. Published

      Collaborative partnerships between organic farmers in livestock-intensive areas of Denmark

      Asai, M. & Langer, Vibeke, 2014, In: Organic Agriculture - Official journal of The International Society of Organic Agriculture Research. 4, 1, p. 63-77 15 p.

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

    3. Published

      Livestock farmer perceptions of successful collaborative arrangements for manure exchange: a study in Denmark

      Asai, M., Langer, Vibeke, Frederiksen, P. & Jacobsen, Brian H., 2014, In: Agricultural Systems. 128, p. 55-65 11 p.

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

    4. Published

      Hegn og småbiotoper gavner alle

      Brander, P. E., Odderskær, P., Engstrøm Johansen, I., Klarskov Hansen, P., Olrik, D., Monrad Hansen, L. & Langer, Vibeke, 2001, In: Vaekst. 3, p. 24-25 2 p.

      Research output: Contribution to journal › Journal article › Communication

    5. Published

      Vi må redde bierne - mens tid er

      Dupont, Y. L., Madsen, H. B., Rasmussen, C., Hansted, L., Kryger, P., Ravn, H. P., Schmidt, I. K., Olesen, J. M., Holm, E., Langer, V., Sigsgaard, L., Eilenberg, J., Skov, C., Lassen, K., Ahrenfeldt, E. J., Calabuig, I., Holst, N., Boelt, B., Jensen, A. B., Lecocq, A. & 2 others, Howe, A. G. & Termansen, Mette, 24 Aug 2019, In: Politiken. p. 5-6

      Research output: Contribution to journal › Contribution to newspaper - Feature article › Communication

    6. Published

      En fælles front for alle bier

      Dupont, Y. L., Madsen, H. B., Rasmussen, C., Hansted, L., Kryger, P., Ravn, H. P., Schmidt, I. K., Olesen, J. M., Holm, E., Langer, V., Sigsgaard, L., Eilenberg, J., Skov, C., Lassen, K., Ahrenfeldt, E. J., Calabuig, I., Holst, N., Boelt, B., Jensen, A. B., Lecocq, A. & 2 others, Howe, A. G. & Termansen, Mette, 2019, In: Aktuel Naturvidenskab. 2019, 4, p. 2

      Research output: Contribution to journal › Comment/debate › Research

    7. Published

      Transdisciplinary research for a sustainable agriculture and food sector

      Francis, C. A., Liblein, G., Breland, T. A., Salomonsen, L., Geber, U., Sriskandarajah, N. & Langer, Vibeke, 2008, In: Agronomy Journal. 100, 3, p. 771-776 6 p.

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

    8. Published

      Innovative education in agroecology: experiential learning for a sustainable agriculture

      Francis, C. A., Jordan, N., Porter, P., Breland, T. A., Lieblein, G., Salomonsson, L., Sriskandarajah, N., Wiedenhoeft, M., DeHaan, R., Braden, I. & Langer, Vibeke, 2011, In: Critical Reviews in Plant Sciences. 30, 1-2, p. 226-237 12 p.

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

    9. Published

      Research priorities in a coordinated nordic agroecology network

      Francis, C., Breland, T. A., Lieblein, G., Salomonsen, L., Geber, U., Langer, Vibeke, Sriskandarajah, N. & Helenius, J., 2006. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research

    10. Published

      Agroecology education and research: an academic platform for organic farming

      Francis, C., Breland, T. A., Lieblein, G., Moulton, M., Salomonsen, L., Geber, U., Langer, Vibeke, Sriskandarajah, N., Porter, John Roy & Helenius, J., 2006, Ikke angivet. Andreasen, C. B., Elsgaard, L., Søndergaard Sørensen, L. & Hansen, G. (eds.). Forskningscenter for Økologisk Jordbrug og Fødevaresystemer, 2 p.

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

    11. Published

      Creating a Nordic regional research network in agroecology: links to MSc education

      Francis, C., Breland, T. A., Lieblein, G., Salomonsen, L., Geber, U., Sriskandarajah, N., Langer, Vibeke, Porter, John Roy & Helenius, J., 2006, Changing European farming systems for a better future: New visions for rural areas. Langeveld, H. & Röling, N. (eds.). Wageningen Academic Publishers, p. 320-324 5 p.

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

    12. Published

      Nature management and livelihood on Danish organic farms

      Frederiksen, P. F. & Langer, Vibeke, 2004. 15 p.

      Research output: Contribution to conference › Paper › Research

    13. Published

      Livelihood strategies and human resource use on Danish organic farms

      Frederiksen, P. & Langer, Vibeke, 2005, Researching sustainable systems. Köpke, U., Niggli, U., Neuhoff, D., Cornish, P., Lockeretz, W. & Willer, H. (eds.). International Society of Organic Agriculture Research (ISOFAR), p. 617-620 4 p.

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

    14. Published

      Density, structure and management of landscape elements on Danish organic farms

      Frederiksen, P. & Langer, Vibeke, 2005, NJF-reports 1. Nordic Association of Agricultural Scientists (NJF), p. 157-160 4 p.

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

    15. Published

      Livelihood strategies on danish organic farms and their contribution to farm based rural development

      Frederiksen, P. & Langer, Vibeke, 2005. 11 p.

      Research output: Contribution to conference › Paper › Research

    16. Published

      Økologiske brug skaffer indtægt fra mange slags aktiviteter

      Frederiksen, P. & Langer, Vibeke, 2005, In: FØJOenyt. 5, p. 1-3 3 p.

      Research output: Contribution to journal › Journal article › Communication

    17. Published

      Økologiske landmænd fordeler sig ujævnt i Danmark

      Frederiksen, P. & Langer, Vibeke, 2004, In: FØJOenyt. 3, 9 p.

      Research output: Contribution to journal › Journal article › Research

    18. Published

      Spatial variation in the localiztion of Danish organic farms

      Frederiksen, P. & Langer, Vibeke, 2004, In: DARCOFenews. 2, p. 1-4 4 p.

      Research output: Contribution to journal › Journal article › Communication

    19. Published

      Localisation and concentration of organic farming in the 1990's: the danish case

      Frederiksen, P. & Langer, Vibeke, 2004, In: Tijdschrift voor Economische en Sociale Geographie. 95, 5, p. 539-549 11 p.

      Research output: Contribution to journal › Journal article › Research

    20. Published

      Patterns of resource use on Danish organic farms: aspects of farm-based rural development

      Frederiksen, P. & Langer, Vibeke, 2008, In: International Journal of Agricultural Resources, Governance and Ecology. 7, 1/2, p. 96-109 14 p.

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

    21. Published

      Større naturkvalitet i økologiske jordbrug end i konventionelle? udfordring: naturindhold

      Frederiksen, P., Langer, Vibeke & Levin, G., 2006, In: Global Økologi. 13, 3, p. 13-14 2 p.

      Research output: Contribution to journal › Journal article › Communication

    22. Published

      Landmænds opfattelser af natur og aktuel naturkvalitet på bedriften: Cross cutting rapport for CC3

      Hansen, L., Noe, E., Langer, Vibeke, Ejrnæs, R., Tybirk, K. & Pedersen, M. B., 2005, Forskningscenter for Økologisk Jordbrug, p. 1-34, 35 p.

      Research output: Working paper › Research

    23. Published

      Ecological and economic effects of conversion to organic agriculture in Denmark - an interdisciplinary system simulation analysis at local scale

      Hasler, B., Dalgaard, T., Elmegaard, N., Heidmann, T., Langer, Vibeke, Mogensen, L. & Odderskær, P., 2003. 9 p.

      Research output: Contribution to conference › Paper › Research

    24. Published

      Road verges and winter wheat fields as resources for wild bees in agricultural landscapes

      Henriksen, C. C. I. & Langer, Vibeke, 2013, In: Agriculture, Ecosystems & Environment. 173, p. 66-71 6 p.

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

    25. Published

      Transport is important in the carbon footprint of imported organic plant products

      Knudsen, M. T., Hui, Q. Y., Yan, L., de Almeida, G. F., Santiago de Abreu, L., Halberg, N. & Langer, Vibeke, 2011, In: ICROFS News. 2, p. 4-7 4 p.

      Research output: Contribution to journal › Journal article › Research

    26. Published

      Energetic, economic and ecological balances of a combined food and energy system

      Kuemmel, B., Langer, Vibeke, Magid, Jakob, de Neergaard, Andreas & Porter, John Roy, 1998, In: Biomass & Bioenergy. (4/5), p. 407-416 10 p.

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

    27. Published

      Omlægning til økologisk jordbrug i et lokalområde: sammenfatning af de valgte scenarier og deres konsekvenser for natur, miljø og produktion

      Langer, Vibeke, Dalgaard, T., Elmegaard, N., Hasler, B., Heidmann, T., Mogensen, L. & Odderskær, P., 2002, Omlægning til økologisk jordbrug i et lokalområde : scenarier for natur, miljø og produktion. Langer, V., Dalgaard, T., Mogensen, L., Heidmann, T., Elmegaard, N., Odderskær, P. & Hasler (eds.). Foulum: Forskningscenter for Økologisk Jordbrug, p. 9-40 32 p.

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

    28. Published

      På med den grønne hat

      Langer, Vibeke & Høgh-Jensen, H., 2002, In: Det Levende Universitet. 10, 11, p. 9 1 p.

      Research output: Contribution to journal › Journal article › Communication

    29. Published

      Det ¤økologiske jordbrugs natur

      Langer, Vibeke, 1999, Ikke angivet. Secher, K., Brogaard, L. W. & Thorsted, L. (eds.). National Environmental Research Institute, p. 51 1 p.

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

    30. Published

      Konsekvenser af omlægning til økologisk jordbrug for dyrkningsfladens lavere fauna

      Langer, Vibeke & Elmegaard, N., 2002, Omlægning til økologisk jordbrug i et lokalområde : scenarier for natur, miljø og produktion. Langer, V., Dalgaard, T., Mogensen, L., Heidmann, T., Elmegaard, N., Odderskær, P. & Hasler (eds.). Foulum: Forskningscenter for Økologisk Jordbrug, p. 119-138 20 p.

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

    31. Published

      Omlægning til økologisk jordbrug i et lokalområde: scenarier for natur, miljø og produktion

      Langer, Vibeke, Dalgaard, T., Mogensen, L., Heidmann, T., Elmegaard, N., Odderskær, P. & Hasler, B., 2002, Foulum: Forskningscenter for Økologisk Jordbrug.

      Research output: Book/Report › Book › Education

    32. Published

      Omlægning til økologisk jordbrug: konsekvenser for natur og miljø

      Langer, Vibeke, Odderskær, P., Heidmann, T. & Dalgaard, T., 1999, In: Miljøforskning : det strategiske miljøforskningsprogram. 39, p. 21-25 5 p.

      Research output: Contribution to journal › Journal article › Communication

    33. Published

      Økologisk landbrug skal drives af klare mål

      Langer, Vibeke & Rasmussen, Jesper, 1998, Bevar bønderne : en debatbog om miljø og landbrug. Madslund, H. S. (ed.). København: Mellemfolkeligt samvirke, Vol. 1998-99. p. 272-285 15 p. (Det Økologiske Råds årsrapport).

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

    34. Published

      Effects of conversion to organic farming on Danish agricultural landscapes

      Langer, Vibeke, 1998, Landskabsøkologiske skrifter. Agger, P., Bjerregaard, R. & Brandt, J. (eds.). 11 ed. Roskilde University, p. 311-319 9 p.

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

    35. Published

      Insect-crop interactions in a diversified cropping system: parasitism by Aleochara bilineata and Trybliographa rapae of the cabbage root fly, Delia radicum, on cabbage in the presence of white clover

      Langer, Vibeke, 1996, In: Entomologia Experimentalis et Applicata. 80, p. 365-374 10 p.

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

    36. Published

      Ændringer i landbrugslandskabet ved omlægning til økologisk jordbrug

      Langer, Vibeke, 1997, Landskabsøkologiske skrifter. Brandt, J. . . A. . (ed.). 6 ed. Center for Landskabsforskning, Roskilde Universitet, p. 31-43 13 p.

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

    37. Published

      Changes in farm structure following conversion to organic farming in Denmark

      Langer, Vibeke, 2002, In: Renewable Agriculture and Food Systems (Print Edition). 17, 2, p. 75-82 8 p.

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

    38. Published

      Conversion to organic farming: estimated effects on environment and nature based on existing farm data from a study area

      Langer, Vibeke, Odderskær, P., Heidmann, T., Dalgaard, T. & Mogensen, L., 2000. 1 p.

      Research output: Contribution to conference › Paper › Research

    39. Published

      På med "Den grønne hat"

      Langer, Vibeke & Høgh-Jensen, H., 2002, In: KVL mosaik ; (11). 2001, p. 9 1 p.

      Research output: Contribution to journal › Journal article › Communication

    40. Published

      Om muligheden for at intentionerne i Formas økologiske forskningsprogram opfyldes gennem de bevilgede projekter

      Langer, Vibeke & Rasmussen, Jesper, 2003, In: Centrum för uthålligt lantbruk. 6 p.

      Research output: Contribution to journal › Journal article › Research

    41. Published

      The development of farm size on Danish organic farms - a comment to the conventionalisation debate

      Langer, Vibeke, Frederiksen, P. & Jensen, Jørgen Dejgård, 2005, Researching sustainable systems. Köpke, U., Niggli, U., Neuhoff, D., Cornish, P., Lockeretz, W. & Willer, H. (eds.). p. 1-5 5 p.

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

    42. Published

      Natur i landbrugslandskabet - samfundets forventninger til det økologiske jordbrug: kapitel 15

      Langer, Vibeke & Frederiksen, P., 2008, Udvikling, vækst og integritet i den danske økologisektor: vidensyntese om muligheder og barrierer for fortsat udvikling og markedsbaseret vækst i produktion, forarbejdning og omsætning af økologiske produkter. Alrøe, H. F. & Halberg, N. (eds.). Tjele: ICROFS, p. 449-461 13 p. (ICROFS-rapport; No. 1/2008).

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

    43. Published

      MSc Agriculture students working with ex-campus stakeholders: first experiences and challenges

      Langer, Vibeke, Lund, M. & Bendevis, Mira Arpe, 2014, Farming systems facing global challenges: Capacities and strategies: The 11th European IFSA Symposium, 1-4 April 2014, Berlin, Germany. Aenis, T., Knierim, A., Riecher, M-C., Ridder, R., Schobert, H. & Fischer, H. (eds.). IFSA, p. 514-519 6 p.

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

    44. Published

      Økologiske fødevarer: bæredygtige værdier og praksis

      Langer, Vibeke, 2008, Bæredygtighed for fremtiden. Thostrup, L., Aabo, C., Bakken, M., Bjerno, G. L. & Lund, S. (eds.). Frederiksberg: Det Biovidenskabelige Fakultet for Fødevarer, Veterinærmedicin og Naturressourcer, p. 13 1 p. (Temahæfte 2008).

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

    45. Published

      Parasitoids of the cabbage seed weevil deliver high and consistent parasitism in variable landscapes: A showcase of conservation biocontrol

      Langer, Vibeke & Jensen, Signe Marie, 2024, In: Pest Management Science. 80, 5, p. 2362-2370 9 p.

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

    46. Published

      Factors reducing yield of organic white clover seed production in Denmark

      Langer, Vibeke & Rohde, B., 2005, In: Grass and Forage Science. 60, 2, p. 168-174 7 p.

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

    47. Published

      Strukturudviklingen i økologisk jordbrug - "is small beatiful?"

      Langer, Vibeke & Frederiksen, P., 2008, Økologisk planteavlsberetning 2008. Økologisk Rådgivning, p. 10-12 3 p.

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

    48. Published

      The potential of leys and short rotation coppice hedges as reservoirs for parasitoids of cereal aphids in organic agriculture

      Langer, Vibeke, 2001, In: Agriculture, Ecosystems & Environment. 87, p. 81-92 12 p.

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

    49. Published

      Intercropping for pest management: the ecological concept

      Langer, Vibeke, Kinane, J. & Lyngkjær, M. F., 2007, Ecologically based integrated pest management. Koul, O. & Cuperus, G. W. (eds.). Wallingford: CABI Publishing, p. 74-109 36 p.

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

    50. Published

      Spatial focus of MSc and PhD agricultural research in Denmark, U.S., and Canada

      Langer, Vibeke, Rasmussen, Jesper & Francis, C., 2007, In: Journal of Sustainable Agriculture. 30, 2, p. 29-39 11 p.

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

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