Aarhus University Seal / Aarhus Universitets segl

Lene Juul Pedersen

  1. 2005
  2. Published

    Ranking of discret choice. / Halekoh, Ulrich; Jørgensen, Erik; Jensen, Margit Bak; Pedersen, Lene Juul; Studnitz, Merete.

    Proc. EAAP, Book of abstracts 11. 2005. p. 222.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  3. Published

    Rodematerialer til slagtesvin. / Studnitz, M; Jensen, Margit Bak; Pedersen, Lene Juul.

    In: Svineproducenten, Vol. 2005, No. 1, februar, 2005, p. 12-13.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  4. Published

    Test and re-test repeatability of an arena test in gilts and the connection to mixing. / Thodberg, Karen; Jørgensen, Erik; Pedersen, Lene Juul.

    Aktuelle Arbeiten zur artgemässen Tierhaltung, KTBL-Schrift 441. 2005. p. 101-102.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  5. Published

    The effect of reward duration on demand functions for rest in dairy heifers and lying requirements as measured by demand functions. / Jensen, Margit Bak; Pedersen, Lene Juul; Munksgaard, Lene.

    In: Applied Animal Behaviour Science, Vol. 90, 2005, p. 207-217.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  6. Published

    The relative attractiveness of six different rooting materials for growing pigs. / Jensen, Margit Bak; Pedersen, Lene Juul; Studnitz, Merete.

    Proc. 39th Int. Congr. of the ISAE, Kanagawa, Japan. 2005. p. 97-97.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  7. Published

    The strength of pigs' preferences for different rooting materials measured using concurrent schedules of reinforcement. / Pedersen, Lene Juul; Holm, Louise; Jensen, Margit Bak; Jørgensen, Erik.

    In: Applied Animal Behaviour Science, Vol. 94, No. 1, 2005, p. 31-48.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  8. Published

    Tidlig patterisedødelighed - relation til adfærd og faringsforløb. / Pedersen, Lene Juul.

    Bilag til temamøde "Adfærdsforskning hos svin. Rodematerialer til slagtesvin og løsgående søer i farestalden" den 20. september, DJF Intern rapport nr. 228. 2005. p. 19-20.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  9. Published

    Time development in sows' choice of resting site around parturition in pens with partly heated floor. / Pedersen, Lene Juul; Malmkvist, Jens; Jørgensen, Erik.

    Proc. 39th Int. Congr. of the ISAE, Kanagawa, Japan. 2005. p. 58.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  10. 2004
  11. Published

    Early piglet mortality in loose-housed sows related to sow and piglet behaviour and to the progress of parturition. / Pedersen, Lene Juul; Jørgensen, Erik; Heiskanen, T; Damm, B I.

    Proc. 38th International Congress of the ISAE. 2004. p. 87.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  12. Published

    Effect of age on gilts' behaviour in a reactivity test. / Holm, L; Thodberg, Karen; Pedersen, Lene Juul.

    Proc. 16th Nordic Symp. of the ISAE. 2004. p. 18-18.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  13. Published

    Fareso på første klasse. / Pedersen, Lene Juul.

    In: Hyologisk Tidsskrift, No. 3, 2004.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  14. Published
  15. Published

    Locomotor behaviour in dairy calves, the use of demand functions to assess the effect of deprivation. / Jensen, Margit Bak; Tuomisto, L; Pedersen, Lene Juul.

    In: Applied Animal Behaviour Science, Vol. 86, 2004, p. 3-14.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  16. Published

    Løsgående diegivende søer er fortsat en udfordring for landmanden. / Pedersen, Lene Juul.

    In: Nyhedsbrevet, Danmarks JordbrugsForskning, 2004.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  17. Published

    Measuring the need for rest in dairy cattle using the elasticity of demand functions. / Jensen, Margit Bak; Munksgaard, Lene; Pedersen, Lene Juul; Ladewig, J; Matthews, L.

    Proc. 16th Nordic Symp. of the ISAE. 2004. p. 26-26.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  18. Published

    Prior deprivation and reward duration affect the demand function for rest in dairy heifers. / Jensen, Margit Bak; Munksgaard, Lene; Pedersen, Lene Juul; Ladewig, J; Matthews, L.

    In: Applied Animal Behaviour Science, Vol. 88, 2004, p. 1-11.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  19. Published

    Rooting materials for pigs - a choice between eighteen materials. / Studnitz, Merete; Jensen, Margit Bak; Pedersen, Lene Juul; Halekoh, Ulrich; Jørgensen, Erik.

    Proc. 38th International Congress of the ISAE. 2004. p. 107.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  20. Published

    Sexual motivation in relation to social rank in group housed sows : W8.2. / Pedersen, Lene Juul; Rydhmer, L.

    Reprod. Dom. Anim. 39(4). 2004. p. W8.2.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  21. Published

    The use of demand functions to assess behavioural priorities in farm animals. / Jensen, Margit Bak; Pedersen, Lene Juul; Ladewig, J.

    In: Animal Welfare, Vol. 13, 2004, p. S27-32.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  22. 2003
  23. Published

    Aggression, fearfulness and coping styles in female pigs. / Janczak, A M; Pedersen, Lene Juul; Bakken, M.

    In: Applied Animal Behaviour Science, Vol. 81, 2003, p. 13-28.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  24. Published

    Does feed-back from a nest affect periparturient behaviour, heart rate and circulatory cortisol and oxytocin in gilts? / Damm, B.I.; Pedersen, Lene Juul; Marchant-Forde, J.N.; Gilbert, C.L.

    In: Applied Animal Behaviour Science, Vol. 83, 2003, p. 55-76.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  25. Published

    Does pauses in testing affect the demand function for locomotor activity in dairy calves? / Jensen, Margit Bak; Tuomisto, L.; Pedersen, Lene Juul.

    Proceedings of the 37th International Congress of the ISAE. 2003. p. 138-138.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  26. Published

    Effects of feed-back from the nest on maternal responsiveness and postural changes in primiparous sows during the first 24 h after farrowing onset. / Pedersen, Lene Juul; Damm, B.I.; Marchant-Forde, J.N.; Jensen, Karin Hjelholt.

    In: Applied Animal Behaviour Science, Vol. 83, 2003, p. 109-124.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  27. Published

    Effects of time constraints on resting, eating and social behaviour in dairy cows. / Munksgaard, Lene; Jensen, Margit Bak; Pedersen, Lene Juul; Hansen, Steffen W.; Matthews, L.

    Proceedings of the 15th Nordic Symposium of the ISAE. 2003. p. 23-23.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  28. Published

    In Denmark rooting material must be provided to all pigs from January 2003. / Studnitz, Merete; Jensen, Margit Bak; Pedersen, Lene Juul.

    Proceedings of the 15th Nordic Symposium of the ISAE. 2003. p. 12-12.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  29. Published

    Relation between early fear and anxiety-related behaviour and maternal ability in sows. / Janczak, A.M.; Pedersen, Lene Juul; Bakken, M.

    In: Applied Animal Behaviour Science, Vol. 82, 2003, p. 121-135.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  30. Published

    Sexual motivation in relation to social rank in pair-housed sows. / Pedersen, Lene Juul; Heiskanen, T.; Damm, B.I.

    In: Animal Reproduction Science, Vol. 75, 2003, p. 39-53.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  31. Published

    The gradual weaning process in outdoor sows and piglets in relation to nematode infections. / Damm, B.I.; Pedersen, Lene Juul; Jessen, L.B.; Thamsborg, S.M.; Mejer, H.; Ersbøll, A.K.

    In: Applied Animal Behaviour Science, Vol. 82, 2003, p. 101-120.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  32. Published

    The influence of adverse or gentle handling procedures on sexual behaviour in fearful and confident sows. / Pedersen, Lene Juul; Damm, B.I.; Kongsted, Anne Grete.

    In: Applied Animal Behaviour Science, Vol. 83, 2003, p. 277-290.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  33. 2002
  34. Published

    Does feed-back from a nest affect periparturient behaviour and hormones in gilts? / Pedersen, Lene Juul; Damm, Birgitte Iversen; Marchant Forde, J N; Gilbert, C L.

    Proceedings of the 14th Nordic Symposium of the ISAE. 2002. p. 16 (DIAS Internal report, Vol. 151).

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  35. Published

    Effects of variation in pre-test transport duration and animal age on behaviour in the porcine elevated plus-maze - a brief report. / Janczak, A.M.; Pedersen, Lene Juul; Bakken, M.

    In: Applied Animal Behaviour Science, Vol. 77, 2002, p. 233-238.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  36. Published

    Factors affecting the transfer of porcine parvovirus antibodies from sow to piglets. / Damm, B.I.; Friggens, Nic; Nielsen, J.; Ingvartsen, Klaus Lønne; Pedersen, Lene Juul.

    In: Journal of Veterinary Medicine, Series A, Vol. 49, 2002, p. 487-495.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  37. Published

    Is rewarding necessary for heifers to choose familiar herd members in a Y-maze? / Koba, Y.; Munksgaard, Lene; Pedersen, Lene Juul; Tanida, H.

    Proceedings of the 36th International Congress of the ISAE. 2002. p. 147-147.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  38. Published

    Mon reb virkelig er nok? / Studnitz, Merete; Jensen, Margit Bak; Pedersen, Lene Juul.

    In: Hyologisk, 2002, p. 20-20.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  39. Published

    Operant conditioning as a method to assess lying motivation in dairy heifers. / Jensen, Margit Bak; Munksgaard, Lene; Pedersen, Lene Juul; Ladewig, L.; Matthews, L.

    Proceedings of the 36th International Congress of the ISAE. 2002. p. 69-69.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  40. Published

    Opvækstens indflydelse på aggressivitet. / Pedersen, Lene Juul.

    Temamøde: Aggression hos søer og slagtesvin samt strategisk fodring til styring af kødkvalitet. 2002. p. 11-14 (DJF Intern rapport; No. 162).

    Research output: Contribution to book/anthology/report/proceedingArticle in proceedingsResearch

  41. Published

    Prepartum nest removal increases plasma cortisol and heart rate, and alters maternal behaviour in sows. / Damm, B.I.; Pedersen, Lene Juul; Marchant Forde, J.N.; Gilbert, C.L.

    Proceedings of the 36th International Congress of the ISAE. 2002. p. 111-111.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  42. Published

    Social isolation affects the motivation to work for food and straw in pigs as measured by operant conditioning techniques. / Pedersen, Lene Juul; Jensen, Margit Bak; Hansen, Steffen W.; Munksgaard, Lene; Ladewig, J.; Matthews, L.

    In: Applied Animal Behaviour Science, Vol. 77, 2002, p. 295-309.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  43. Published

    Substitutability of different rooting materials to pigs: assessed by the cross point between two demand functions. / Pedersen, Lene Juul; Jensen, Margit Bak; Ladewig, J.

    Proceedings of the 36th International Congress of the ISAE. 2002. p. 75-75.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  44. Published

    The type of operant response affects the slope of the demand curve for food in mink. / Hansen, Steffen W.; Jensen, Margit Bak; Pedersen, Lene Juul; Munksgaard, Lene; Ladewig, J.; Matthews, L.

    In: Applied Animal Behaviour Science, Vol. 76, 2002, p. 327-338.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  45. Published

    Vurdering af behov ved operant konditioneringsmetoden. / Hansen, Steffen W.; Jensen, Margit Bak; Pedersen, Lene Juul; Munksgaard, Lene; Ladewig, J.; Matthews, L.

    In: Faglig Årsberetning 2001, 2002, p. 37-44.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  46. 2001
  47. Published

    Do pigs have consistent personality traits? / Janczak, A.M.; Pedersen, Lene Juul; Bakken, M.

    Proceedings of the 25th Congress of the ISAE. 2001. p. 161-161.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch

  48. Published

    Effects of interrupted social contact on the social behaviour of calves and piglets. / Jensen, Margit Bak; Pedersen, Lene Juul; Hansen, Steffen W; Munksgaard, Lene; Ladewig, J.; Matthews, L.

    In: Behavioural Processes, Vol. 56, 2001, p. 23-29.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  49. Published

    Giv søerne plads og reducér konkurrencen om foder og vand. / Pedersen, Lene Juul; Thodberg, Karen; Jensen, Karin Hjelholt.

    In: Hyologisk Tidsskrift, Vol. 2001, No. 6, 2001, p. 22-23.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  50. Published

    Kuldudjævning. / Pedersen, Lene Juul.

    Hvordan kan vi forbedre søernes mælkeproduktion og dermed pattegrisenes sundhed, vækst og overlevelse?. 2001. p. 52-56 (Intern rapport; No. 141).

    Research output: Contribution to book/anthology/report/proceedingArticle in proceedingsResearch

  51. Published

    Laktationens igangsætning og vedligeholdelse. / Pedersen, Lene Juul; Sørensen, Martin Tang.

    Hvordan kan vi forbedre søernes mælkeproduktion og dermed pattegrisenes sundhed, vækst og overlevelse?. 2001. p. 4-9 (Intern rapport; No. 141).

    Research output: Contribution to book/anthology/report/proceedingArticle in proceedingsResearch

  52. Published

    Methodological aspects of operant conditioning : Does isolation affect the motivation to work for food and straw in pigs? Statistical analysis using mixed models with repeated measurements. / Pedersen, Lene Juul.

    Mixed models applied in agricultural sciences based on a course in mixed models for use in animal health and animal welfare research. 2001. p. 115-124 (Internal Report; No. 2001-06).

    Research output: Contribution to book/anthology/report/proceedingReport chapterResearch

  53. Published

    Pattegrisenes mælkeforsyning kan forbedres. / Pedersen, Lene Juul; Thodberg, Karen; Jensen, Karin Hjelholt.

    In: Hyologisk Tidsskrift, Vol. 2001, No. 6, 2001, p. 10-11.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleCommunication

  54. Published

    Redebygnings- og faringsmiljø. / Damm, B I; Pedersen, Lene Juul; Herskin, Mette S; Thodberg, Karen; Jensen, Karin Hjelholt.

    Bilag til temamøde "Hvordan kan vi forbedre søernes mælkeproduktion og dermed pattegrisenes sundhed, vækst og overlevelse": Intern rapport nr. 141. Aarhus Universitet, Det Jordbrugsvidenskabelige Fakultet, 2001. p. 44-48.

    Research output: Contribution to book/anthology/report/proceedingArticle in proceedingsResearch

  55. Published

    The influence of different handling procedures on the sexual motivation of fearful and confident sows. / Pedersen, Lene Juul; Kongsted, Anne Grete.

    Proceedings of the 25th Congress of the ISAE. 2001. p. 69-69.

    Research output: Contribution to book/anthology/report/proceedingConference abstract in proceedingsResearch