Jan Ladewig

Jan Ladewig

Lektor emeritus


  1. Udgivet

    Trailer-loading of horses: is there a difference between positive and negative reinforcement concerning effectiveness and stress-related signs?

    Hendriksen, P., Elmgreen, K. & Ladewig, Jan, 2011, I: Journal of Veterinary Behavior. 6, 5, s. 261-266 6 s.

    Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

  2. Udgivet

    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, I: Applied Animal Behaviour Science. 118, 3-4, s. 144-151 8 s.

    Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

  3. Udgivet

    The effect of housing rats in a stimulus rich versus stimulus poor environment on preference measured by sigmoid double demand curves

    Holm, L. & Ladewig, Jan, 2007, I: Applied Animal Behaviour Science. 107, 3-4, s. 342-354 13 s.

    Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

  4. Udgivet

    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, I: Applied Animal Behaviour Science. 107, 1-2, s. 133–146 14 s.

    Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

  5. Udgivet

    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. (red.). ISAE, s. 12 1 s.

    Publikation: Bidrag til bog/antologi/rapportKonferenceabstrakt i proceedingsForskning

  6. Udgivet

    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. (red.). International Society for Applied Ethology, s. 101 1 s.

    Publikation: Bidrag til bog/antologi/rapportKonferenceabstrakt i proceedingsForskning

  7. Udgivet

    The importance of a food feedback in rooting materials for pigs

    Holm, L., Jensen, M. B., Pedersen, L. J. & Ladewig, Jan, 2006, Proceedings of the 40. International Congress of the ISAE. Mendl, M. (red.). ISAE, s. 79 1 s.

    Publikation: Bidrag til bog/antologi/rapportKonferenceabstrakt i proceedingsForskning

  8. Udgivet

    The importance of a food feedback in rooting materials for pigs measured by double demand curves with and without a common scaling factor

    Holm, L., Jensen, M. B., Pedersen, L. J. & Ladewig, Jan, 2008, I: Applied Animal Behaviour Science. 111, 1-2, s. 68-84 17 s.

    Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

  9. Udgivet

    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. (red.). Department of Animal Health, Welfare and Nutrition, s. 27-28 2 s.

    Publikation: Bidrag til bog/antologi/rapportKonferenceabstrakt i proceedingsForskning

  10. Udgivet

    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, I: Behavioural Processes. 56, s. 23-29 7 s.

    Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

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