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  1. Effects of dry matter concentration in grass silage on milk production of dairy cows fed concentrates high or low in metabolizable protein concentration

    Article • Livestock Science, January 2025, Elsevier

    Dr Håvard Steinshamn

  2. Bør en drikke økologisk eller konvensjonelt produsert melk i Norge fra et klimagassperspektiv?

    Article • Norsk tidsskrift for ernæring, September 2024, Scandinavian University Press / Universitetsforlaget AS

    Dr Håvard Steinshamn

  3. Comparison of Greenhouse Gas Emissions, Nitrogen Intensity, Gross Margin, and Land Use Occupation between Comparable Conventional and Organic Managed Dairy Farms

    Article • Agricultural and Food Science, April 2024, Agricultural and Food Science

    Dr Håvard Steinshamn

  4. Revision of Vitamin E recommendations for dairy cows in organic agriculture: a review-based approach

    Article • Biological Agriculture & Horticulture, April 2023, Taylor & Francis

    Dr Håvard Steinshamn

  5. Effect of grassland cutting frequency, species mixture, wilting and fermentation pattern of grass silages on in vitro methane yield

    Article • Scientific Reports, March 2023, Springer Science + Business Media

    Dr Håvard Steinshamn

  6. Comparative analysis of the anthelmintic efficacy of European heather extracts on Teladorsagia circumcincta and Trichostrongylus colubriformis egg hatching and larval motility

    Article • Parasites & Vectors, November 2022, Springer Science + Business Media

    Dr Håvard Steinshamn

  7. Administration of spruce bark (Picea abies) extracts in young lambs exhibits anticoccidial effects but reduces milk intake and body weight gain

    Article • Acta Veterinaria Scandinavica, April 2022, Springer Science + Business Media

    Dr Håvard Steinshamn

  8. Use of Copper-Based Fungicides in Organic Agriculture in Twelve European Countries

    Article • Agronomy, March 2022, MDPI AG

    Dr Håvard Steinshamn

  9. Associations among nutrient concentration, silage fermentation products, in vivo organic matter digestibility, rumen fermentation and in vitro methane yield in 78 grass silages

    Article • Animal Feed Science and Technology, March 2022, Elsevier

    Dr Håvard Steinshamn

  10. Extracts of pine bark (Pinus sylvestris) inhibit Cryptosporidium parvum growth in cell culture

    Article • Parasitology Research, July 2021, Springer Science + Business Media

    Dr Håvard Steinshamn

  11. Chemical Analysis and Anthelmintic Activity Against Teladorsagia Circumcincta of Nordic Bark Extracts In vitro

    Article • Frontiers in Veterinary Science, June 2021, Frontiers

    Dr Håvard Steinshamn

  12. In vitro evaluation of utilisable crude protein and methane production for a diet in which grass silage was replaced by different levels and fractions of extracted seaweed proteins

    Article • Animal Feed Science and Technology, August 2019, Elsevier

    Dr Håvard Steinshamn

  13. Effect of supplementing sheep diets with macroalgae species on in vivo nutrient digestibility, rumen fermentation and blood amino acid profile

    Article • animal, July 2019, Cambridge University Press

    Dr Håvard Steinshamn

  14. Differing responses in milk composition from introducing rapeseed and naked oats to conventional and organic dairy diets

    Article • Scientific Reports, May 2019, Springer Science + Business Media

    Dr Håvard Steinshamn

  15. Variation in rate of phenological development and morphology between red clover varieties: Implications for clover proportion and feed quality in mixed swards

    Article • Grass and Forage Science, May 2019, Wiley

    Dr Håvard Steinshamn

  16. Forage production strategies for improved profitability in organic dairy production at high latitudes

    Article • Livestock Science, May 2019, Elsevier

    Dr Håvard Steinshamn

  17. Effects of three short-term pasture allocation methods on milk production, methane emission and grazing behaviour by dairy cows

    Article • Acta Agriculturae Scandinavica Section A – Animal Science, February 2019, Taylor & Francis

    Dr Håvard Steinshamn

  18. Effects of Grazing Abandoned Grassland on Herbage Production and Utilization, and Sheep Preference and Performance

    Article • Frontiers in Environmental Science, May 2018, Frontiers

    Dr Håvard Steinshamn

  19. Protein characteristics in grass-clover silages according to wilting rate and fermentation pattern

    Article • Grass and Forage Science, December 2016, Wiley

    Mr Merko Vaga, Dr Håvard Steinshamn

  20. fiber digestion in dairy cows

    Article • animal, November 2016, Cambridge University Press

    Sondre Naadland, Dr Håvard Steinshamn

  21. Effect of replacing organic grass-clover silage from primary growth with regrowth on N digestion in dairy cows

    Article • Animal Feed Science and Technology, October 2016, Elsevier

    Dr Håvard Steinshamn

  22. Effect of seaweed on gastrointestinal microbiota isolated from Norwegian White sheep

    Article • Acta Agriculturae Scandinavica Section A – Animal Science, July 2016, Taylor & Francis

    Dr Håvard Steinshamn

  23. Higher PUFA and n-3 PUFA, conjugated linoleic acid, α-tocopherol and iron, but lower iodine and selenium concentrations in organic milk: a systematic literature review and meta- and redundancy analyses

    Article • British Journal Of Nutrition, February 2016, Cambridge University Press

    Dr Håvard Steinshamn, Chris Seal

  24. Composition differences between organic and conventional meat: a systematic literature review and meta-analysis

    Article • British Journal Of Nutrition, February 2016, Cambridge University Press

    Dr Håvard Steinshamn, Chris Seal

  25. Effect of replacing organic grass-clover silage from primary growth with regrowth on feed intake and milk yield of dairy cows

    Article • Organic Agriculture, December 2015, Springer Science + Business Media

    Dr Håvard Steinshamn

  26. Yield and herbage quality from organic grass clover leys—a meta-analysis of Norwegian field trials

    Article • Organic Agriculture, October 2015, Springer Science + Business Media

    Dr Håvard Steinshamn

  27. Phytoestrogens and Their Metabolites in Bulk-Tank Milk: Effects of Farm Management and Season

    Article • PLoS ONE, May 2015, PLOS

    Dr Håvard Steinshamn

  28. Effects of supplementing mid-lactation dairy cows with seaweed and vitamin E on plasma and milk α-tocopherol and antibody response to immunization

    Article • The Journal of Agricultural Science, March 2015, Cambridge University Press

    Dr Håvard Steinshamn

  29. Gastrointestinal metabolism of phytoestrogens in lactating dairy cows fed silages with different botanical composition

    Article • Journal of Dairy Science, December 2014, American Dairy Science Association

    Dr Håvard Steinshamn

  30. Improving the fatty acid profile of winter milk from housed cows with contrasting feeding regimes by oilseed supplementation

    Article • Food Chemistry, December 2014, Elsevier

    Dr Håvard Steinshamn

  31. Effect of forage type and season on Norwegian dairy goat milk production and quality

    Article • Small Ruminant Research, November 2014, Elsevier

    Dr Håvard Steinshamn

  32. Growth and chemical composition of chicory and performance of lambs grazing chicory relative to grass–clover mixtures

    Article • Acta Agriculturae Scandinavica Section A – Animal Science, October 2014, Taylor & Francis

    Dr Håvard Steinshamn

  33. Immunological effects of feeding macroalgae and various vitamin E supplements in Norwegian white sheep-ewes and their offspring

    Article • Livestock Science, September 2014, Elsevier

    Dr Håvard Steinshamn

  34. Festulolium fibre characteristics and digestibility as affected by maturity

    Article • Grass and Forage Science, June 2014, Wiley

    Dr Håvard Steinshamn

  35. Grazing season and forage type influence goat milk composition and rennet coagulation properties

    Article • Journal of Dairy Science, June 2014, American Dairy Science Association

    Dr Håvard Steinshamn

  36. Phyto-oestrogens and their metabolites in milk produced on two pastures with different botanical compositions

    Article • Livestock Science, May 2014, Elsevier

    Dr Håvard Steinshamn

  37. Effect of short-term versus long-term grassland management and seasonal variation in organic and conventional dairy farming on the composition of bulk tank milk

    Article • Journal of Dairy Science, September 2013, American Dairy Science Association

    Dr Håvard Steinshamn

  38. Fatty acid composition, fat-soluble vitamin concentrations and oxidative stability in bovine milk produced on two pastures with different botanical composition

    Article • Livestock Science, June 2013, Elsevier

    Dr Håvard Steinshamn

  39. The effect of lamb age to a natural Anaplasma phagocytophilum infection

    Article • Small Ruminant Research, May 2013, Elsevier

    Dr Håvard Steinshamn

  40. Effect of Crop Protection and Fertilization Regimes Used in Organic and Conventional Production Systems on Feed Composition and Physiological Parameters in Rats

    Article • Journal of Agricultural and Food Chemistry, February 2013, American Chemical Society (ACS)

    Dr Håvard Steinshamn

  41. Effect of silage botanical composition on ruminal biohydrogenation and transfer of fatty acids to milk in dairy cows

    Article • Journal of Dairy Science, February 2013, American Dairy Science Association

    Dr Håvard Steinshamn

  42. Effect of legume–grass silages and α-tocopherol supplementation on fatty acid composition and α-tocopherol, β-carotene and retinol concentrations in organically produced bovine milk

    Article • Livestock Science, October 2012, Elsevier

    Dr Håvard Steinshamn

  43. Effects of feeding dairy cows different legume-grass silages on milk phytoestrogen concentration

    Article • Journal of Dairy Science, August 2012, American Dairy Science Association

    Dr Håvard Steinshamn

  44. Effect of Feeding Intensity and Milking System on Nutritionally Relevant Milk Components in Dairy Farming Systems in the North East of England

    Article • Journal of Agricultural and Food Chemistry, July 2012, American Chemical Society (ACS)

    Dr Håvard Steinshamn, Chris Seal

  45. Prevalence of Anaplasma phagocytophilum infection and effect on lamb growth

    Article • Acta Veterinaria Scandinavica, January 2011, Springer Science + Business Media

    Dr Håvard Steinshamn

  46. A comparative study of clinical manifestations, haematological and serological responses after experimental infection with Anaplasma phagocytophilum in two Norwegian sheep breeds

    Article • Acta Veterinaria Scandinavica, January 2011, Springer Science + Business Media

    Dr Håvard Steinshamn

  47. Performance and meat quality of suckling calves grazing cultivated pasture or free range in mountain

    Article • Livestock Science, August 2010, Elsevier

    Dr Håvard Steinshamn

  48. Cows’ diet and milk composition

    Article • January 2010, Elsevier

    Dr Håvard Steinshamn

  49. Characterization of progesterone profiles in fall-calving Norwegian Red cows

    Article • Journal of Dairy Science, October 2009, American Dairy Science Association

    Dr Håvard Steinshamn, Dr Adam Dunstan Martin

  50. Commencement of luteal activity in three different selection lines for milk yield and fertility in Norwegian Red cows

    Article • Journal of Dairy Science, May 2009, American Dairy Science Association

    Dr Håvard Steinshamn

  51. White or red clover-grass silage in organic dairy milk production: Grassland productivity and milk production responses with different levels of concentrate

    Article • Livestock Science, December 2008, Elsevier

    Dr Håvard Steinshamn

  52. Effects of Clover-Grass Silages and Concentrate Supplementation on the Content of Phytoestrogens in Dairy Cow Milk

    Article • Journal of Dairy Science, July 2008, American Dairy Science Association

    Dr Håvard Steinshamn

  53. Feed nitrogen conversion in lactating dairy cows on pasture as affected by concentrate supplementation

    Article • Animal Feed Science and Technology, November 2006, Elsevier

    Dr Håvard Steinshamn

  54. High Nitrogen Costs of Dairy Production in Europe: Worsened by Intensification

    Article • AMBIO, December 2005, Royal Swedish Academy of Sciences

    Dr Håvard Steinshamn

  55. High Nitrogen Costs of Dairy Production in Europe: Worsened by Intensification

    Article • AMBIO, January 2005, American Bryological and Lichenological Society

    Dr Håvard Steinshamn

  56. Utilization of nitrogen (N) and phosphorus (P) in an organic dairy farming system in Norway

    Article • Agriculture Ecosystems & Environment, December 2004, Elsevier

    Dr Håvard Steinshamn

  57. Effects of Cattle Slurry on the Growth Potential and Clover Proportion of Organically Managed Grass-Clover Leys

    Article • Acta Agriculturae Scandinavica Section B - Soil & Plant Science, January 2001, Taylor & Francis

    Dr Håvard Steinshamn