Prof. Dirk Udo PFEIFFER

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Research Output

  1. 1997
  2. Published

    Development of efficient animal health services - An example from Indonesia

    Pfeiffer, D., Morris, R. & Hutabarat, T., 1997, PRIMARY ANIMAL HEALTH ACTIVITIES IN SOUTHERN AFRICA. Zimmermann, W., Pfeiffer, D. & Zessin, K. (eds.). DEUTSCHE STIFTUNG INTERNATIONALE ENTWICKLUNG, p. 27-39 5 p.

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication)

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  3. Published

    Economic analysis of animal health and production data

    Pfeiffer, D. & Morris, R., 1997, PRIMARY ANIMAL HEALTH ACTIVITIES IN SOUTHERN AFRICA. Zimmermann, W., Pfeiffer, D. & Zessin, K. (eds.). DEUTSCHE STIFTUNG INTERNATIONALE ENTWICKLUNG, p. 196-210 3 p.

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication)

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  4. Häufigkeit und Kosten von Gesundheits-problemen bei Schweizer Milchkühen und deren Kälbern (1993-1994)

    Stärk, K. D. C., Frei-Stäheli, G., Frei, P. P., Pfeiffer, D. U., Danuser, J., Audigé, L. & Nicolet, J. & 3 others, Strasser, M., Gottstein, B. & Kihm, U., 1997, In: Schweizer Archiv für Tierheilkunde. 139, 8, p. 343-353

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 44
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  5. Published

    Introduction to Epi Info

    Pfeiffer, D., 1997, PRIMARY ANIMAL HEALTH ACTIVITIES IN SOUTHERN AFRICA. Zimmermann, W., Pfeiffer, D. & Zessin, K. (eds.). DEUTSCHE STIFTUNG INTERNATIONALE ENTWICKLUNG, p. 170-185 4 p.

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication)

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  6. Published

    Survey data collection methods - Questionnaires and interviews

    Pfeiffer, D., 1997, PRIMARY ANIMAL HEALTH ACTIVITIES IN SOUTHERN AFRICA. Zimmermann, W., Pfeiffer, D. & Zessin, K. (eds.). DEUTSCHE STIFTUNG INTERNATIONALE ENTWICKLUNG, p. 159-169 7 p.

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication)

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  7. 1996

  8. The influence of treatment with monensin capsules on milk production and reproductive performance of pasture fed dairy cows

    Williamson, N. B., Hayes, D. P. & Pfeiffer, D. U., Jul 1996, World Association for Buiatrics, XIX congress, Edinburgh 8-12 July 1996. The British Cattle Veterinary Association, p. 377-380 (Cattle practice).

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

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  9. A health profile of Swiss dairy cows

    Stark, K. D. C., Frei, P. P., Frei Staheli, C., Pfeiffer, D. U. & Audige, L., Mar 1996, Society for Veterinary Epidemiology and Preventive Medicine. Thrusfield, M. V. & Goodall, E. A. (eds.). Society for Veterinary Epidemiology, p. 86-93

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

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  10. Effect of Intraruminal Monensin Capsules on Reproductive Performance and Milk Production of Dairy Cows Fed Pasture

    Hayes, D. P., Pfeiffer, D. U. & Williamson, N. B., 1996, In: Journal of Dairy Science. 79, 6, p. 1000-1008

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 60
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  11. The effect of estradiol benzoate administration on estrous response and synchronized pregnancy rate in dairy heifers after treatment with exogenous progesterone

    Hanlon, D. W., Williamson, N. B., Wichtel, J. J., Steffert, I. J., Craigie, A. L. & Pfeiffer, D. U., 1996, In: Theriogenology. 45, 4, p. 775-785

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 40
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  12. 1995

  13. Directions and issues in bovine tuberculosis epidemiology and control in New Zealand

    Morris, R. S. & Pfeiffer, D. U., Dec 1995, In: New Zealand Veterinary Journal. 43, 7, p. 256-265

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 114
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  14. The epidemiology of Mycobacterium bovis infection in brushtail possums (Trichosurus vulpecula Kerr) in the Hauhungaroa Ranges, New Zealand

    Pfeiffer, D. V., Morris, R. S., Hicklingt, G. J., Patterson, K. P., Ryan, T. J. & Crews, K. B., Dec 1995, In: New Zealand Veterinary Journal. 43, 7, p. 272-280

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 25
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  15. Evaluation of three serological assays for the diagnosis of mycobacterium bovis infection in brushtail possums

    Buddle, B. M., McCarthy, A. R., Heslop, J., Aldwell, F. E., Nolan, A., Jackson, R. & Pfeiffer, D. U., Jan 1995, In: New Zealand Veterinary Journal. 43, 3, p. 91-95

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 25
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  16. 1994

  17. The epidemiology of Mycobacterium bovis infections

    Morris, R. S., Pfeiffer, D. U. & Jackson, R., May 1994, In: Veterinary Microbiology. 40, 1-2, p. 153-177

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 229
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  18. Canine wobbler syndrome: A study of the dobermann pinscher in New Zealand

    Burbidge, H. M., Pfeiffer, D. U. & Blair, H. T., Jan 1994, In: New Zealand Veterinary Journal. 42, 6, p. 221-228

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 20
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  19. APPLICATION OF A SYSTEMS APPROACH TO THE STUDY OF ANIMAL DISEASE

    MORRIS, R., MARSH, W., TRANTER, W., PFEIFFER, D. & SANSON, R., 1994, STUDY OF LIVESTOCK FARMING SYSTEMS IN A RESEARCH AND DEVELOPMENT FRAMEWORK. WAGENINGEN PERS, STICHTING, p. 37-47 (EAAP EUROPEAN ASSOCIATION FOR ANIMAL PRODUCTION PUBLICATION).

    Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review

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  20. 1991

  21. Adenovirus precipitating antibodies in the sera of brush-tailed possuins in new zealand

    Rice, M., Wilks, C. R., Pfeiffer, D. & Jackson, R., Jun 1991, In: New Zealand Veterinary Journal. 39, 2, p. 58-60

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 5
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  22. Geographic information systems: their application in animal disease control.

    Sanson, R. L., Pfeiffer, D. U. & Morris, R. S., Mar 1991, In: OIE Revue Scientifique et Technique. 10, 1, p. 179-195

    Research output: Journal Publications and Reviews › RGC 62 - Review of books or of software (or similar publications/items) › peer-review

    Scopus citations: 22
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  23. 1989

  24. Environmental and behavioural factors affecting the prevalence of foot lameness in new zealand dairy herds — a case-control study

    Chesterton, R. N. & Pfeiffer, D. U., 1 Dec 1989, In: New Zealand Veterinary Journal. 37, 4, p. 135-142

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 127
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  25. 1988
  26. Published

    Environmental and behavioural factors affecting the prevalence of lameness in New Zealand dairy herds--a case-control study.

    Chesterton, N., Pfeiffer, D., Morris, R. S. & Tanner, C., 1988, In: Acta veterinaria Scandinavica. Supplementum. 84, p. 185-187

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

    Scopus citations: 2
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  27. MANAGEMENT FACTORS AFFECTING THE PREVALENCE OF BRUCELLOSIS IN TRADITIONALLY MANAGED CATTLE HERDS IN NORTHERN COLOMBIA

    PFEIFFER, D., CORTES, C., OTTE, E. & MORRIS, R., 1988, In: Acta Veterinaria Scandinavica. p. 133-135 3 p.

    Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal

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