Jan Ladewig

Jan Ladewig

Associate Professor emeritus


  1. Published

    A Nordic survey of management practices and owners' attitudes towards keeping horses in groups

    Hartmann, E., Bøe, K. E., Christensen, J. W., Hyyppä, S., Jansson, H., Jørgensen, G. H. M., Ladewig, Jan, Mejdell, C. M., Norling, Y., Rundgren, M., Särkijärvi, S., Søndergaard, E. & Keeling, L. J., 2015, In: Journal of Animal Science. 93, 9, p. 4564-4574 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  2. Published

    A note on resting behaviour in horses kept on pasture: rolling prior to getting up

    Hansen, M. N., Estvan, J. & Ladewig, Jan, 2007, In: Applied Animal Behaviour Science. 105, 1-3, p. 265-269 5 p.

    Research output: Contribution to journalJournal articleResearch

  3. Published

    A note on the heritability of reactivity assessed at field tests for Danish Warmblood horses

    Rothmann, J., Christensen, O. F., Søndergaard, E. & Ladewig, Jan, 2014, In: Journal of Equine Veterinary Science. 34, 2, p. 341-343 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    A review of The Ridden Horse pain Ethogram and its potential to improve ridden horse welfare

    Ladewig, Jan, McLean, A. N., Wilkins, C. L., Fenner, K., Christensen, J. W. & McGreevy, P. D., 2022, In: Journal of Veterinary Behavior. 54, p. 54-61 8 p.

    Research output: Contribution to journalReviewResearchpeer-review

  5. Published

    Adfærdsproblemer

    Ladewig, Jan & Lund, J. D., 1996, In: DANSK VETERINÆRTIDSSKRIFT. 19, p. 862-866 5 p.

    Research output: Contribution to journalJournal articleCommunication

  6. Published

    Adfærdsproblemer og adfærdsterapi hos familiedyr

    Ladewig, Jan & Lund, J. D., 1996, In: DANSK VETERINÆRTIDSSKRIFT. 16, p. 732 1 p.

    Research output: Contribution to journalJournal articleCommunication

  7. Published

    An alternative perspective on the compilation of scientific literature comparing housing systems for gestating sows using metaanalysis on measures of physiology, behavior, performance and health: letter to the editor

    Damm, B. I., Forkman, Björn, Giersing, M., Ladewig, Jan & Houe, Hans, 2005, In: Professional Animal Scientist. 21, p. 139-143 5 p.

    Research output: Contribution to journalLetterResearchpeer-review

  8. Published

    Animal welfare aspects of preventing boar taint

    Giersing, M., Ladewig, Jan & Forkman, Björn, 2006. 3 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  9. Published

    Anstændig omgang med fagligheden

    Christiansen, Stine B., Andersen, P. H. F., Forkman, Björn, Hansen, Axel Kornerup, Ladewig, Jan, Lehn-Jensen, H., Mølbak, I., Svendsen, O., Sørensen, A. & Sandøe, Peter, 2007, In: DANSK VETERINÆRTIDSSKRIFT. 90, 1, p. 35-36 2 p.

    Research output: Contribution to journalJournal articleCommunication

  10. Published

    Bedste løsning kan være aflivning

    Ladewig, Jan, 2001, In: Landsbladet hest. 2

    Research output: Contribution to journalJournal articleCommunication

  11. Published

    Behavior observation during conformation evaluation at a field test for Danish Warmblood horses and associations with rideability and performance traits

    Rothmann, J., Christensen, O. F., Søndergaard, E. & Ladewig, Jan, 2014, In: Journal of Equine Veterinary Science. 34, 2, p. 288-293 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Body language: Its importance for communication with horses

    Ladewig, Jan, 2019, In: Journal of Veterinary Behavior. 29, p. 108-110 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Clever Hans is still whinnying with us

    Ladewig, Jan, 2007, In: Behavioural Processes. 76, 1, p. 20-21 2 p.

    Research output: Contribution to journalLetterResearchpeer-review

  14. Published

    Do horses generalise between objects during habituation?

    Christensen, J. W., Zharkikh, T. & Ladewig, Jan, 2008, In: Applied Animal Behaviour Science. 114, 3-4, p. 509-520 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Does environmental enrichment affect the work performed and number of rewards obtained by rats working concurrently for two diffrent types of water?

    Holm, L. & Ladewig, Jan, 2005, Proccedings of the 39. international congress of the ISAE. Kusunose, R. & Sato, S. (eds.). International Society for Applied Ethology, p. 101 1 p.

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

  16. Published

    Effect of genetic homogeneity on behavioural variability in an object recognition test in cloned Göttingen minipigs

    Søndergaard, L. V., Herskin, M. S., Ladewig, Jan, Holm, I. E. & Dagnæs-Hansen, F., 2012, In: Applied Animal Behaviour Science. 141, 1-2, p. 20-24 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Effect of procedure used for varying workloads on the shape and cross-point of double demand curves

    Holm, L. & Ladewig, Jan, 2005, Programme and abstracts: internal report no. 214. Krohn, C. C. & Ladewig, J. (eds.). Department of Animal Health, Welfare and Nutrition, p. 27-28 2 p.

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

  18. Published

    Effects of individual versus group stabling on social behaviour in domestic stallions

    Winther Christensen, J., Ladewig, Jan, Søndergaard, E. & Malmkvist, J., 2002, In: Applied Animal Behaviour Science. 75, 3, p. 233-248 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Effects of interrupted social contact on the social behaviour of calves and piglets

    Jensen, M. B., Pedersen, L. J., Hansen, S., Munksgaard, L., Ladewig, Jan & Matthews, L. R., 2001, In: Behavioural Processes. 56, p. 23-29 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Eksamen i sikker håndtering af heste

    Ladewig, Jan, 2002, In: Landsbladet hest. 9, p. 42-43 2 p.

    Research output: Contribution to journalJournal articleCommunication

  21. Published

    En ¤introduktion til klinisk etologi

    Ladewig, Jan & Jensen, K. H., 2002, In: Dansk Veterinærtidsskrift. 85, 4, p. 17-19 3 p.

    Research output: Contribution to journalJournal articleResearch

  22. Published

    Equitation safety: everything about your safety in connection with horses

    Ladewig, Jan, Oct 2015, 1 ed. Black Tent Publications. 200 p.

    Research output: Book/ReportBookCommunication

  23. Published

    Forebyg angst

    Ladewig, Jan, 2001, In: Landsbladet hest. 8

    Research output: Contribution to journalJournal articleCommunication

  24. Published

    Grundlaget er videnskabeligt

    Forkman, Björn, Ladewig, Jan & Giersing, M., 2008, In: Morgenavisen Jyllands-Posten.

    Research output: Contribution to journalContribution to newspaper - Newspaper articleCommunication

  25. Published

    Hellere fold end arbejde

    Ladewig, Jan, 2002, In: Landsbladet hest. 5, p. 18-19 2 p.

    Research output: Contribution to journalJournal articleCommunication

  26. Published

    How to live in a variable world: keep your mind flexible

    Ladewig, Jan, 1997, In: Applied Animal Behaviour Science. 54, p. 39-41 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    Injury incidence, reactivity and ease of handling of horses kept in groups: a matched case control study in four Nordic countries

    Keeling, L. J., Bøe, K. E., Christensen, J. W., Hyyppä, S., Jansson, H., Jørgensen, G. H. M., Ladewig, Jan, Mejdell, C. M., Särkijärvi, S., Søndergaard, E. & Hartmann, E., Dec 2016, In: Applied Animal Behaviour Science. 185, p. 59-65 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Leg health and performance of broiler chickens reared in different light environments

    Kristensen, H. H., Perry, G. C., Prescott, N. B., Ladewig, Jan, Ersbøll, A. K. & Wathes, C. M., 2006, In: British Poultry Science. 47, 3, p. 257-263 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Light quality and lameness of broiler chickens

    Kristensen, H. H., Perry, G. C., Prescott, N. B., Ladewig, Jan & Wathes, C. M., 2003. 2 p.

    Research output: Contribution to conferencePosterResearch

  30. Published

    Light quality and lemaness of broiler chickens

    Kristensen, H. H., Perry, G. C., Prescott, N. B., Ladewig, Jan & Wathes, C. M., 2003. 1 p.

    Research output: Contribution to conferencePaperResearch

  31. Published

    Light quality and the behaviour of broiler chickens

    Kristensen, H. H., Prescott, N. B., Perry, G. C., Ladewig, Jan & Wathes, C. M., 2003. 1 p.

    Research output: Contribution to conferencePaperResearch

  32. Published

    Light quality and the producion of broiler chickens

    Kristensen, H. H., Perry, G., Prescott, N. B., Ladewig, Jan & Wathes, C. M., 2003. 1 p.

    Research output: Contribution to conferencePaperResearch

  33. Published

    Light quality and the visual acuity of broiler chickens

    Kristensen, H. H., Prescott, N. B., Ladewig, Jan, Perry, G. & Wathes, C. M., 2002. 1 p.

    Research output: Contribution to conferencePaperResearch

  34. Published

    Light quality preferences of broiler chickens

    Kristensen, H. H., Prescott, N. B., Ladewig, Jan, Perry, G., Fraas Johnsen, P. & Wathes, C. M., 2002. 1 p.

    Research output: Contribution to conferencePaperResearch

  35. Published

    Light quality preferences of broiler chickens

    Kristensen, H. H., Prescott, N. B., Ladewig, Jan, Perry, G., Fraas Johnsen, P. & Wathes, C. M., 2002, Internal report. Krohn, C. C. & Ladewig, J. (eds.). 151 ed. p. 42-43 2 p.

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

  36. Published

    Lying behavior in horses in relation to box size

    Raabymagle, P. & Ladewig, Jan, 2006, In: Journal of Equine Veterinary Science. 26, 1, p. 11-17 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Lyt til hvad din hest fortæller dig

    Ladewig, Jan, 2002, In: Landsbladet hest. 3, p. 24-25 2 p.

    Research output: Contribution to journalJournal articleCommunication

  38. Published

    Measuring animal preferences: shape of double demand curves and the effect of procedure used for varying workloads on their cross-point

    Holm, L., Ritz, C. & Ladewig, Jan, 2007, In: Applied Animal Behaviour Science. 107, 1-2, p. 133–146 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Measuring animals' preferences by double demand curves: the importance of a food feedback in rooting materials for pigs

    Holm, L., Jensen, M. B., Pedersen, L. J. & Ladewig, Jan, 2006, Proceedings. Korhonen, H. T., Raussi, S., Hänninen, L. & Heikkilä, M. (eds.). ISAE, p. 12 1 p.

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

  40. Published

    Measuring cutaneous thermal nociception in group-housed pigs using laser technique - effects of laser power output

    Herskin, M. S., Ladewig, Jan & Arendt-Nielsen, L., 2009, In: Applied Animal Behaviour Science. 118, 3-4, p. 144-151 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Measuring motivation: using the cross point of two demand functions as an assessment of the substitutability of two reinforcers

    Sørensen, Dorte Bratbo, Ladewig, Jan, Matthews, L., Ersbøll, A. K. & Lawson, G. L., 2001, In: Applied Animal Behaviour Science. 74, p. 281-291 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    Object recognition as a measure of memory in 1–2 years old transgenic minipigs carrying the APPsw mutation for Alzheimer’s disease

    Søndergaard, L. V., Ladewig, Jan, Dagnæs-Hansen, F., Herskin, M. S. & Holm, I. E., 2012, In: Transgenic Research. 21, 6, p. 1341-1348 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    Of mice and men: improved welfare through clinical ethology

    Ladewig, Jan, 2005, In: Applied Animal Behaviour Science. 92, 3, p. 183-192 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Ontogeny: preparing the young horse for its adult life

    Ladewig, Jan, Søndergaard, E. & Christensen, J. W., 2005, The domestic horse: the origins, development and management of its behaviour. Mills, D. S. & McDonnell, S. M. (eds.). Cambridge University Press, p. 139-149 11 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  45. Published

    Placebo Forebyg angst: tro, overtro eller sund fornuft?

    Ladewig, Jan, 2001, In: Landsbladet hest. 9

    Research output: Contribution to journalJournal articleCommunication

  46. Published

    Ponyen sparker kun efter en person

    Ladewig, Jan, 2002, In: Landsbladet hest. 2, p. 38-39 2 p.

    Research output: Contribution to journalJournal articleCommunication

  47. Published

    Problemer med at bevare roen

    Ladewig, Jan, 2001, In: Landsbladet hest. 4

    Research output: Contribution to journalJournal articleCommunication

  48. Published

    Rider du på en tikkende bombe?

    Ladewig, Jan, 2001, In: Landsbladet hest. 6

    Research output: Contribution to journalJournal articleCommunication

  49. Published

    Social behaviour in stallion groups (Equus przewalskii and Equus caballus) kept under natural and domestic conditions

    Winther Christensen, J., Zharkikh, T., Ladewig, Jan & Yasinetskaya, J., 2002, In: Applied Animal Behaviour Science. 76, 1, p. 11-20 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Social learning in horses-fact or fiction?

    Rørvang, M. V., Christensen, J. W., Ladewig, Jan & McLean, A., 2018, In: Frontiers in Veterinary Science. 5, 8 p., 212.

    Research output: Contribution to journalReviewResearchpeer-review

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