Items where Author is "Kristensen, senior researcher Troels"

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Number of eprints: 59.

Journal paper

Grønbæk, Beata Ewa; Chaaban, Nora; Therkildsen, M.; Vestergaard, M.; Kristensen, Troels; Mogensen, Lisbeth and Andersen, Barbara Vad (2024) The effect of beef production system and product information on acceptance and eating behavior. Future Foods, xx, pp. 1-25. [Submitted]

Mogensen, Lisbeth; Kudahl, Anne Braad; Kristensen, Troels; Bokkers, Eddie A.M.; Webb, Laura; Vaarst, Mette and Lehmann, Jesper Overgaard (2022) Environmental impact of dam-calf contact in organic dairy systems: A scenario study. Livestock Sciences, p. 104890. [In Press]

Knudsen, Marie Trydeman; Dorca-preda, Teodora; Djomo, Sylvestre Njakou; Kristensen, Troels; Ambye-Jensen, Morten; Møller, Henrik B.; Dupont, Y.L.; Cong, W-F and Eriksen, Jørgen (2020) Environmental life cycle assessment of organic grass protein from multispecies mixtures. Journal of Cleaner Production, ? (?), ?-?. [draft]

Kristensen, Troels; Søegaard, Karen; Eriksen, Jørgen and Mogensen, Lisbeth (2015) Carbon footprint of cheese produced on milk from Holstein and Jersey cows fed hay differing in herb content. Journal of Cleaner Production, 101, pp. 229-237.

Guerci, Matteo; Knudsen, Marie Trydeman; Bava, Luciana; Zucali, Maddalena; Schönbach, Philipp and Kristensen, Troels (2013) Parameters affecting the environmental impact of a range of dairy farming systems in Denmark, Germany and Italy. Journal of Cleaner Production, 54, pp. 133-144.

Mogensen, Lisbeth; Kristensen, Troels; Søegaard, Karen; Jensen, Søren K. and Sehested, Jakob (2011) Alfa-tocopherol and beta-carotene in roughages and milk in organic dairy herds. Livestock Science, 145 (1-3), pp. 44-54.

Dalgaard, Tommy; Olesen, Jørgen E.; Petersen, B.M.; Petersen, Søren O.; Jørgensen, Uffe; Kristensen, Troels; Hutchings, Nicholas J.; Gyldenkerne, Steen and Hermansen, J.E. (2011) Developments in greenhouse gas emissions and net energy use in Danish agriculture - How to achieve substantial CO2 reductions? Environmental Pollution, 159 (11), pp. 3193-3203.

Andersen, Charlotte; Nielsen, Tina Skau; Purup, Stig; Kristensen, Troels; Eriksen, Jørgen; Søegaard, Karen; Sørensen, John and Fretté, Xavier C (2009) Phyto-oestrogens in herbage and milk from cows grazing white clover, red clover, lucerne or chicory-rich pastures. Animal, 3 (8), pp. 1189-1195.

Oudshoorn, Frank; Kristensen, Troels and Nadimi, Esmaeil (2008) Dairy cow defecation and urination frequency and spatial distribution in relation to time-limited grazing. Livestock Science, 2008 (113), pp. 62-73.

Mogensen, Lisbeth; Kristensen, Troels and Danfær, Allan (2007) Prototyping of organic dairy production systems self-sufficient with feed – consequences on productivity, environment and economy. Biological Agriculture & Horticulture, 25, pp. 13-35.

Mogensen, Lisbeth; Ingvartsen, Klaus L.; Kristensen, Troels; Seested, Susanne and Thamsborg, Stig M. (2004) Organic dairy production based on rapeseed, rapeseed cake or cereals as supplement to silage ad libitum. Acta Agriculturae Scandinavica, Section A - Animal Science, 54 (2), pp. 81-94.

Sehested, Jakob; Kristensen, Troels and Søegaard, Karen (2003) Effect of concentrate supplementation level on production, health and efficiency in an organic dairy herd. Livestock Production Science, 80 (1), pp. 153-165.

Mogensen, Lisbeth and Kristensen, Troels (2002) Effect of barley or rape seed cake as supplement to silage for high-yielding organic dairy cows. Acta agriculturae Scandinavica, A, 52 (4), pp. 243-252.

Kristensen, Troels and Sehested, Jakob (2001) Mælkeproduktion baseret på 100 procent økologisk dyrket foder. Landsbladet.

Newspaper or magazine article

Vestergaard, M.; Kristensen, Troels and Mogensen, Lisbeth (2024) PRODUKTIVITET OG KLIMAAFTRYK I GRÆSBASERET STUDEPRODUKTION. Økologi, October 2024, p. 14.

Søegaard, Karen and Kristensen, Troels (2013) Udfordringer i produktion af urtehø. Økologi & Erhverv, 5 July 2013, 526, p. 21.

Mogensen, Lisbeth; Kristensen, Troels; Jensen, Søren K. and Søegaard, Karen (2010) Flere vitaminer i grovfoder giver flere vitaminer i mælken. ICROFS Nyt, June 2010, 2, pp. 12-13.

Mogensen, Lisbeth; Kristensen, Troels; Jensen, Søren K. and Søegaard, Karen (2010) Cows fed vitamin-rich feed produce vitamin-rich milk. ICROFS News, May 2010, 2, pp. 8-9.

Kristensen, Troels; Eriksen, Jørgen and Søegaard, Karen (2007) Afgræsning af græsblandinger med bælgplanter og cikorie. Ny Kvægforskning, April 2007, 5 (2), p. 2.

Working paper

Tvedegaard, Niels and Kristensen, Troels (2014) Så meget koster øko-hømælk at producere. Working paper. [Completed]

Cakmakci, Cihan; Jørgensen, Kirstine F.; Kristensen, Troels; Kargo, Morten and Vestergaard, Mogens (2013) COMPARISON OF GROWTH PERFORMANCE OF BEEF CALVES FROM DIFFERENT GENETIC STRAINS REARED UNDER ORGANIC CONDITIONs (D. 3.2). Working paper. [Completed]

Kristensen, Troels and Søegaard, Karen (2010) Estimering af hvidkløver i afgræsningsmarken. Working paper. [Completed]

Fretté, Xavier C.; Kristensen, Troels; Eriksen, Jørgen; Søegaard, Karen; Sørensen, John and Nielsen, Jacob H. (2008) Effect of Herbage on Milk Composition. Working paper. [Unpublished]

Conference paper, poster, etc.

Therkildsen, M.; Andersen, Barbara Vad; Vestergaard, M.; Christiansen, Iben Alber; Bertelsen, Maja; Jørgensen, Kirstine Flintholm; Kramer, Camilla; Mogensen, Lisbeth and Kristensen, Troels (2024) Grass-based Organic Beef of high eating quality - GrOBEat. Paper at: The International Research Association for Organic Food Quality and Health (FQH) - Third International Conference, 2024 : Organic food for a sustainable future, Copenhagen, Denmark, 11-12 November 2024.

Mogensen, Lisbeth; Kristensen, Troels; Dorca-preda, Teodora; Therkildsen, M.; Christiansen, Iben Alber; Jørgensen, K.F.; Kramer, Camilla; Andersen, Barbara Vad and Vestergaard, M. (2024) Innovative sustainable organic beef production system where quality replaces quantity. Poster at: 75th Annual Meeting of the European Association for Animal Production (EAAP), Firenze, Italien, 1-5 September 2024.

Mogensen, Lisbeth; Kristensen, Troels; Therkildsen, M.; Andersen, Barbara Vad; Christiansen, Iben Alber; Jørgensen, Kirstine Flintholm; Kramer, Camilla; Dorca-preda, Teodora and Vestergaard, M. (2024) Innovative sustainable organic beef production system where quality replaces quantity. In: 75th EAAP annual meeting.

Vestergaard, M.; Kristensen, Troels; Mogensen, Lisbeth; Andersen, Barbara Vad; Christiansen, Iben Alber; Jørgensen, Kirstine Flintholm; Kramer, Camilla and Therkildsen, M. (2024) Use of foster cows to produce rosé veal of spring-born dairy calves in an organic setting. Poster at: EAAP, Firenze, Italien, 1-5 September 2024.

Vestergaard, M.; Kristensen, Troels; Mogensen, Lisbeth; Andersen, Barbara Vad; Christiansen, Iben Alber; Jørgensen, Kirstine Flintholm; Kramer, Camilla and Therkildsen, Margrethe (2024) Use of foster cows to produce rosé veal of spring-born dairy calves in an organic setting. Poster at: 75th EAAP Annual Meeting, Florence, Italy, 1-5th of September 2024.

Therkildsen, M.; Andersen, Barbara Vad; Chaaban, Nora; Vestergaard, M.; Christiansen, Iben Alber; Jørgensen, Kirstine Flintholm; Kramer, Camilla; Mogensen, Lisbeth and Kristensen, Troels (2023) GRASS-BASED ORGANIC BEEF FOR SUSTAINABLE EATING. In: Abstract fra 69th International Congress of Meat Science and Technology (ICoMST), Aarhus N, 69, p. 85.

Therkildsen, M.; Andersen, Barbara Vad; Chaaban, Nora; Vestergaard, M.; Christiansen, Iben Alber; Jørgensen, Kirstine Flintholm; Kramer, Camilla; Mogensen, Lisbeth and Kristensen, Troels (2023) Grass-based beef for sustainable eating. In: International Agri Food & Climate Circle 2023, pp. 3-6.

Andersen, Barbara Vad; Chaaban, Nora; Vestergaard, M.; Christiansen, Iben Alber; Jørgensen, Kirstine Flintholm; Kramer, Camilla; Mogensen, Lisbeth; Kristensen, Troels and Therkildsen, M. (2022) Can quality replace quantity? Pleasure-driven reduction in red meat consumption. Speech at: Eurosense, Turku, Finland, 13-16 September 2022.

Lehmann, Jesper Overgård; Mogensen, Lisbeth and Kristensen, Troels (2014) Extended lactation may improve cow health and productivity and reduce greenhouse gas emission from organic dairy cows. In: Rahmann, G. and Aksoy, U. (Eds.) Building Organic Bridges, Johann Heinrich von Thünen-Institut, Braunschweig, Germany, 1, Istanbul, Turkey, no. 20, pp. 171-174.

Larsen, Mette Krogh; Fretté, Xavier C.; Kristensen, Troels; Eriksen, J.; Søegaard, Karen and Nielsen, J.H. (2011) Content of fatty acids, vitamin E and carotenoids in milk and herbage as affected by sward composition and period of grazing. In: Pulkrabova, Jana; Tomaniova, Monika; Kahl, Johannes and Hajšlová, Jana (Eds.) Book of Abstracts. First International Conference on Organic Food Quality and Health Research, ICT Prague Press, Prague Czech Republic, p. 153.

Vestergaard, Jannie S.; Kristensen, Troels; Søegaard, Karen and Bredie, Wender L.P. (2009) Sensory milk properties at the farm level – the terroir dimension. In: Delegate Manual, Elsevier, Oxford, UK.

Fretté, C.; Kristensen, Troels; Eriksen, J.; Søegaard, Karen; Sørensen, John; Wiking, L. and Nielsen, J.H. (2009) Effect of grazing white clover pasture on milk composition of Holstein and Jersey cows. Poster at: 100th AOCS Annual Meeting & Expo, Orlando, Florida, USA, May 3-6 2009.

Mogensen, Lisbeth; Kristensen, Troels and Jensen, Søren K. (2006) A decision support model simulating the vitamin supply over the year on a farm. Poster at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

Slots, Tina; Leifert, Carlo; Butler, Gillian; Kristensen, Troels and Nielsen, Jacob Holm (2006) Effect of dairy management on quality characteristics of milk. Paper at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

Hermansen, John E. and Kristensen, Troels (2004) Integrated forage and livestock production. In: Hopkins, Alan (Ed.) Organic Farming: Science and Practice for Profitable Livestock and Cropping, The British Grassland Society (37), pp. 61-72.

Sehested, Jakob and Kristensen, Troels (2001) Økologisk mælkeproduktion - reduceret foderniveau og strategisk anvendelse af tilskudsfoder. In: Økologisk kvægproduktion. Bilag til Temadag, Forskningscenter for Økologisk Jordbrug, pp. 13-16.

Report

Kramer, Camilla; Christiansen, Iben Alber; Therkildsen, Margrethe; Kristensen, Troels; Mogensen, Lisbeth; Vestergaard, M.; Andersen, Barbara Vad and Chaaban, Nora (2023) Bæredygtig kødproduktion. Udnyt potentialet hos de økologiske tyrekalve. .

Mogensen, Lisbeth; Knudsen, Marie Trydeman; Hashemi, Fatemeh; Jensen, Andreas and Kristensen, Troels (2022) Vidensyntese om livcyklusvurderinger og klimaeffektivitet i landbrugssektoren. [Knowledge synthesis on life cycle assessment and climate efficiency in the agricultural sector.] DCA rapport - Rådgivning, no. 200. DCA – Nationalt Center for Fødevarer og Jordbrug, Aarhus Universitet, Tjele.

Kristensen, Troels (2015) Arealforbrug og emission af drivhusgas ved græsbaserede oksekødsproduktionssystemer. Aarhus University , Department of Agroecology.

Munk, Arne; Vestergaard, Mogens and Kristensen, Troels (2014) Produktionsøkonomi ved økologisk opdræt af Holstein tyre og Limousine x Holstein krydsningstyre og -kvier i et græsbaseret produktionssystem. Videncentret for Landbrug / Aarhus Universitet .

Kristensen, Troels; Eriksen, Jørgen and Søegaard, Karen (2008) Græsmarkens sammensætning og mælkens smag. .

Nielsen, Bea; Thamsborg, professor Stig Milan; Hermansen, senior researcher John; Kristensen, senior researcher Troels and Enemark, Peter Stamp (2001) Økologisk oksekødsproduktion baseret på tyrekalve fra malkekvægsbesætninger. [Organic beef production based on dairy breed bull calves.] FØJO-rapport, no. 13. Danish Research Centre for Organic Farming .

Report chapter

Mogensen, Lisbeth; Kristensen, Troels; Jensen, Søren K. and Søegaard, Karen (2010) Besætningens forsyning med vitaminer og mineraler – case studier og model. In: Kristensen, Troels (Ed.) Økologisk græsmarksproduktion og udnyttelse til mælkeproduktion. Intern rapport • husdyrbrug Nr. 27, Aarhus Universitet, chapter 6, pp. 40-47.

Tvedegaard, Niels; Kristensen, Ib Sillebak and Kristensen, Troels (2010) Græs i sædskiftet - effekt af afstande og belægning. In: Kristensen, Troels (Ed.) Økologisk græsmarksproduktion og udnyttelse til mælkeproduktion. Intern rapport • husdyrbrug Nr. 27, Aarhus Universitet, chapter 9, pp. 59-64.

Larsen, Mette Krogh; Nielsen, Jacob Holm; Kristensen, Troels; Søegaard, Karen and Eriksen, Jørgen (2010) Mælkens indholdsstoffer ved afgræsning. In: Kristensen, Troels (Ed.) Økologisk græsmarksproduktion og udnyttelse til mælkeproduktion. Intern rapport • husdyrbrug Nr. 27, Aarhus Universitet, chapter 7, pp. 48-55.

Mogensen, Lisbeth and Kristensen, Troels (2005) Bedriftens økonomi, produktivitet og ressourceforbrug ved forskellige strategier for selvforsyning med foder. In: Kristensen, Troels (Ed.) Økologisk mælkeproduktion. Fodring og management ved høj selvforsyning. FØJO-rapport, no. 20. , chapter 7, pp. 75-76.

Mogensen, Lisbeth; Kristensen, Troels and Sehested, Jakob (2002) Tilskudsfoder til vinterfodringen af økologiske malkekøer. In: Sehested, Jacob and Kristensen, Troels (Eds.) Økologisk mælkeproduktion. FØJO-rapport, no. 17. FØJO, chapter 3, pp. 27-42.

Kristensen, Ib Sillebak; Dalgaard, Randi and Kristensen, Troels (2002) Indirekte beregning af N-fiksering. In: Kvælstofbalancer på landbrugsbedriften – status og perspektiv. Temamøde på Forskningscenter Foulum, 24. april 2002. Intern Rapport, no. 157. Danmarks JordbrugsForskning, pp. 31-40.

Kristensen, Troels and Sehested, Jakob (2002) Introduktion - perspektiver ved 100 pct. økologisk fodring. In: Sehested, Jakob and Kristensen, Troels (Eds.) Økologisk mælkeproduktion. FØJO-rapport, no. 17. FØJO, chapter 1, pp. 9-13.

Kristensen, Troels; Kristensen, Ib Sillebak and Sehested, Jakob (2002) Malkekvæg som dynamo for en alsidig udvikling af økologisk jordbrug. In: Sehested, Jakob and Kristensen, Troels (Eds.) Økologisk Mælkeproduktion. FØJO-rapport, no. 17. FØJO, chapter 4, pp. 43-57.

Mogensen, Lisbeth and Kristensen, Troels (2001) Økologisk mælkeproduktion: Resultater fra forsøg med selvforsyning med økologisk foder. In: Økologisk kvægproduktion. Bilag til temadag. FØJO , pp. 9-12.

Book chapter

Vaarst, Mette; Weisbjerg, Martin Riis; Kristensen, Troels; Thamsborg, Stig Milan; White, Andrew; Roderick, Stephen and Lockeretz, Willie (2006) Animal health and nutrition in organic farming. In: Kristiansen, Paul; Taji, Acram and Reganold, John (Eds.) Organic Agriculture - A Global Perspective. CAB International, chapter 7, pp. 167-185.

Web product

Refsgaard Andersen, Henning; Sejrsen, Kristen; Sørensen, Martin Tang; Kristensen, Troels and Straarup, Else Marie (2003) CLA-indhold i komælk. . Online at http://www.foejo.dk/enyt2/enyt/aug03/cla.html.

Other

Therkildsen, M.; Andersen, Barbara Vad; Vestergaard, M.; Mogensen, Lisbeth; Kristensen, Troels; Christiansen, Iben Alber and Kramer, Camilla (2024) BÆREDYGTIGT KALVE- OG OKSEKØD. Innovationscenter for økologisk landbrug, Aarhus.

Kristensen, Troels and Nejdek, Beate (2023) Netværksmøde om prissætning på økologiske tyre-/krydsningskalve. , Aarhus N.

This list was generated on Sat Aug 16 14:13:02 2025 CEST.