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Viser treff 1-50 av 82 << Forrige 1 2    Neste >>

2019
1 Dalen, Gunnar; Rachah, Amira; Nørstebø, Håvard; Schukken, Ynte H; Reksen, Olav.
The detection of intramammary infections using online somatic cell counts. Journal of Dairy Science (JDS) 2019 ;Volum 102.(6) s. 5419-5429
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2 Nørstebø, Håvard; Rachah, Amira; Dalen, Gunnar; Østerås, Olav; Whist, Anne C; Nødtvedt, Ane C. W.; Reksen, Olav.
Large-scale cross-sectional study of relationships between somatic cell count and milking-time test results in different milking systems. Preventive Veterinary Medicine 2019 ;Volum 165. s. 44-51
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2018
3 Bruheim, Jo; Sleveland, Hanna M.N.; Dalen, Gunnar; Bangen, Marit; Reksen, Olav.
Rapportering av utvalgte intramammarier til Veterinært legemiddelregister. Validering mot salgstall. Norsk Veterinærtidsskrift 2018 ;Volum 130.(2) s. 78-84
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4 Dalen, Gunnar; Rachah, Amira; Nørstebø, Håvard; Schukken, Ynte H.; Gröhn, Yrjo T.; Barlow, John W.; Reksen, Olav.
Transmission dynamics of intramammary infections caused by Corynebacterium species. Journal of Dairy Science 2018 ;Volum 101.(1) s. 472-479
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5 Kielland, Camilla; Wisløff, Helene; Valheim, Mette; Fauske, Aud Kari; Reksen, Olav; Framstad, Tore.
Preweaning mortality in piglets in loose-housed herds: etiology and prevalence. Animal 2018 ;Volum 12.(9) s. 1950-1957
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6 Nørstebø, Håvard; Rachah, Amira; Dalen, Gunnar; Rønningen, Odd; Whist, Anne C; Reksen, Olav.
Milk-flow data collected routinely in an automatic milking system - an alternative to milking-time testing in the management of teat-end condition?. Acta Veterinaria Scandinavica 2018 ;Volum 60.(2)
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7 Rachah, Amira; Dalen, Gunnar; Nørstebø, Håvard; Reksen, Olav; Barlow, John W..
Deterministic modeling of the transmission dynamics of intramammary infections. Journal of Physics, Conference Series 2018 ;Volum 1132.(1) s. 1-8
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8 Rachah, Amira; Dalen, Gunnar; Nørstebø, Håvard; Reksen, Olav; Barlow, John W..
Multiphase modeling of intramammary infections caused by Corynebacterium species. Journal of Physics, Conference Series 2018 ;Volum 1132.(1) s. 1-7
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9 Reksen, Olav.
Norsk mat er ikke vårt største klimaproblem. Tidsskrift for Den norske legeforening 2018 ;Volum 138.(15) s. 1415-1416
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10 Uhlen, Anne Kjersti; Svihus, Birger; Aass, Laila; Reksen, Olav; Risbråthe, Mette.
Hva er et bærekraftig kosthold?. Nationen [Avis] 2018-12-17
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2017
11 Nørstebø, Håvard; Rachah, Amira; Dalen, Gunnar; Rønningen, Odd; Whist, Anne Cathrine; Reksen, Olav.
Associations between teat end callosity and vacuum conditions in an Automatic Milking System. The Liner Conference; 2017-02-08 - 2017-02-08
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12 Rachah, Amira; Dalen, Gunnar; Reksen, Olav; Nørstebø, Håvard; Barlow, John W..
Modelling and dynamics of intramammary infections caused by Corynebacterium species. 2017 7th International Conference on Modeling, Simulation, and Applied Optimization; 2017-04-04 - 2017-04-06
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2016
13 Bhatti, Muhammad Azher.
Climate change resilience through enhanced reproduction and lactation performance in Malawian Zebu cattle. Ås: Norwegian University of Life Sciences 2016 70 s.
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14 Martin, Adam Dunstan; Afseth, Nils Kristian; Kohler, Achim; Randby, Åshild Taksdal; Waldmann, Andres; Eknæs, Margrete; Dørum, Guro; Måge, Ingrid; Reksen, Olav.
The relationship between fatty acid profiles in milk identified by fourier transform infrared spectroscopy and onset of luteal activity in dairy cows. World Buiatrics Congress; 2016-07-06
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2015
15 Chang'a, Jelly S.; Løken, Torleiv; Mdegela, Robinson; Reksen, Olav.
Factors Associated with Body Weight Attainment in Calves on Smallholder Dairy Farms in Tanzania. Open Journal of Veterinary Medicine 2015 ;Volum 2. s. 66-73
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16 Kielland, Camilla; Rootwelt, Vibeke; Reksen, Olav; Framstad, Tore.
The association between immunoglobulin G in sow colostrum and piglet plasma. Journal of Animal Science 2015 ;Volum 93. s. 4453-4462
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17 Martin, Adam Dunstan; Afseth, Nils Kristian; Kohler, Achim; Randby, Åshild Taksdal; Eknæs, Margrete; Waldmann, Andres; Dørum, Guro; Måge, Ingrid; Reksen, Olav.
The relationship between fatty acid profiles in milk identified by Fourier transform infrared spectroscopy and onset of luteal activity in Norwegian dairy cattle. Journal of Dairy Science 2015 ;Volum 98.(8) s. 5374-5384
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2014
18 Kielland, Camilla; Rootwelt, Vibeke; Reksen, Olav; Framstad, Tore.
Immunoglobulin G in sow colostrum and in piglet plasma. 6th European Symposium of Porcine Health Management; 2014-05-07 - 2014-05-09
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2013
19 Espetvedt, Mari Katrine Nicholls; Reksen, Olav; Rintakoski, S.; Østerås, Olav.
Data quality in the Norwegian dairy herd recording system: Agreement between the national database and disease recording on farm. Journal of Dairy Science 2013 ;Volum 96.(4) s. 2271-2282
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20 Rootwelt, Vibeke; Reksen, Olav; Farstad, Wenche; Framstad, Tore.
Postpartum deaths: Piglet, placental, and umbilical characteristics. Journal of Animal Science 2013 ;Volum 91. s. 2647-2656
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2012
21 Chang'a, Jelly S.; Løken, Torleiv; Mdegela, Robinson; Reksen, Olav.
Factors associated with body weight attainment in calves on smallholder dairy farms i Tanzania. Open Journal of Veterinary Medicine 2012 ;Volum 2. s. 66-73
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22 Reksen, Olav; Gröhn, Yrjo T.; Barlow, J.W.; Schukken, Y.H..
Transmission dynamics of intramammary infections with coagulase-negative staphylococci. Journal of Dairy Science 2012 ;Volum 95.(9) s. 4899-4910
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23 Rootwelt, Vibeke; Reksen, Olav; Farstad, Wenche; Framstad, Tore.
Associations between intrapartum death and piglet, placental, and umbilical characteristics. Journal of Animal Science 2012 ;Volum 90.(12) s. 4289-4296
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24 Rootwelt, Vibeke; Reksen, Olav; Farstad, Wenche; Framstad, Tore.
Blood variables and body weight gain on the first day of life in crossbred pigs and importance for survival. Journal of Animal Science 2012 ;Volum 90.(4) s. 1134-1141
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25 Rootwelt, Vibeke; Reksen, Olav; Framstad, Tore.
Production traits of litters in 2 crossbred Duroc pig lines. Journal of Animal Science 2012 ;Volum 90.(1) s. 152-158
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26 Steine, Torstein; Gudding, Roar; Reksen, Olav; Næss, Geir; Hegrenes, Agnar; Våge, Dag Inge; Gjefsen, Torger.
Utredning - kunnskapsgrunnlag for forskning på husdyrproduksjon. Ås: UMB 2012 53 s.
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2011
27 Andersen, Fredrik; Østerås, Olav; Reksen, Olav; Gröhn, Yrjo T..
Mastitis and the shape of the lactation curve in Norwegian dairy cows. Journal of Dairy Research 2011 ;Volum 78.(1) s. 23-31
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28 Andersen, Fredrik; Østerås, Olav; Reksen, Olav; Toft, Niels; Gröhn, Yrjo T..
Associations between the time of conception and the shape of the lactation curve in early lactation in Norwegian dairy cattle. Acta Veterinaria Scandinavica 2011 ;Volum 53.
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29 Chang'a, Jelly S.; Reksen, Olav; Løken, Torleiv; Mdegela, R. H..
Calf health and growth in small-holder dairy farms in Tanzania. Livestock Research for Rural Development 2011 ;Volum 23.(7) s. -
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30 Chang'a, Jelly S.; Robertson, Lucy J; mtambo, Angelo; Mdegela, Robinson; Løken, Torleiv; Reksen, Olav.
Unexpected results from large-scale cryptosporidiosis screening study in calves in Tanzania. Annals of Tropical Medicine and Parasitology 2011 ;Volum 105.(7) s. 513-519
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31 Garmo, Randi Therese; Waage, Steinar; Reksen, Olav; Sviland, Ståle.
Relationship between teat end shape and callosity ring and mastitis bacteria isolated in quarters of Norwegian Red cows. European Buiatrics Forum; 2011-11-16 - 2011-11-18
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32 Garmo, Randi Therese; Waage, Steinar; Sviland, Ståle; Henriksen, Britt; Reksen, Olav.
Kan form på spenetupp og speneåpning hjå kyr virke inn på sannsynlegheita for infeksjon av jurkjertel?. Husdyrforsøksmøtet 2011; 2011-02-14 - 2011-02-15
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33 Mällo, Gret-Kristel; Kaart, Tanel; Sveberg, Guro; Reksen, Olav; Ropstad, Erik; Waldmann, Andres.
Effect of Time of Ovulation on the Efficiency of Oestrus Detection in Dairy Cows by ALPRO. Reproduction in domestic animals (1990) 2011 ;Volum 46. s. 126-126
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2010
34 Chang'a, Jelly S.; Mdegela, R. H.; Ryoba, R; Løken, Torleiv; Reksen, Olav.
Calf health and management in smallholder dairy farms in Tanzania. Tropical Animal Health and Production 2010 ;Volum 42.(8) s. 1669-1676
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35 Garmo, Randi Therese; Waage, Steinar; Sviland, Ståle; Henriksen, Britt; Østerås, Olav; Reksen, Olav.
Reproductive Performance, Udder Health, and Antibiotic Resistance in Mastitis Bacteria isolated from Norwegian Red cows in Conventional and Organic Farming. Acta Veterinaria Scandinavica 2010 ;Volum 52. s. -
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36 Garmo, Randi Therese; Waage, Steinar; Sviland, Ståle; Henriksen, Britt; Østerås, Olav; Reksen, Olav.
Reproductive performance, udder health, and antibiotic resistance in mastitis bacteria isolated from Norwegian Red cows managed conventionally and organically. 14th International Conference on Production Diseases in Farm Animals; 2010-06-20 - 2010-06-24
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37 Hanche-Olsen, Siv; Fintl, Constanze; Reksen, Olav.
Føllsykdommer. Norsk Veterinærtidsskrift 2010 ;Volum 122.(7) s. 608-618
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38 Martin, Adam Dunstan; Lystad, Marit; Reksen, Olav; Ropstad, Erik; Waldmann, Andres; Nafstad, Ola; Karlberg, Knut.
Assessment of progesterone profiles and postpartum onset of luteal activity in spring calving Hereford beef suckler cattle. Acta Veterinaria Scandinavica 2010 ;Volum 52.(42)
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39 Reksen, Olav; Hanche-Olsen, Siv; Ødegaard, Stig Anders.
Fødselsvansker, retent etterbyrd og jurproblemer hos hoppe. Norsk Veterinærtidsskrift 2010 ;Volum 122.(7) s. 598-607
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40 Reksen, Olav; Hanche-Olsen, Siv; Ødegaard, Stig Anders.
Sykdommer under drektighet og rundt følling hos hoppe. Norsk Veterinærtidsskrift 2010 ;Volum 122.(7) s. 588-596
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2009
41 Garmo, Randi Therese; Martin, Adam Dunstan; Martin, Adam Dunstan; Thuen, Erling; Havrevoll, Øystein; Steinshamn, Håvard; Prestløkken, Egil; Randby, Åshild T.; Randby, Åshild T.; Eknæs, Margrete; Waldmann, Andres; Reksen, Olav.
Characterization of progesterone profiles in fall-calving norwegian Red cows. Journal of Dairy Science 2009 ;Volum 92.(10) s. 4919-4928
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42 Garmo, Randi Therese; Martin,, Adam; Waldmann, Andres; Reksen, Olav.
Characterization of Progesterone Profiles in Norwegian Red Cows. Reproduction in domestic animals (1990) 2009 ;Volum 44. s. 78-78
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43 Garmo, Randi Therese; Ropstad, Erik; Havrevoll, Øystein; Thuen, Erling; Steinshamn, Håvard; Waldmann, Andres; Reksen, Olav.
Commencement of luteal activity in three different selection lines for milk yield and fertility in Norwegian Red cows. Journal of Dairy Science 2009 ;Volum 92.(5) s. 2159-2165
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44 Hansen, Ingrid Marie; Andersen, Fredrik; Volden, Harald; Østerås, Olav; Reksen, Olav.
Optimalisering av formen på laktasjonskurva til norske melkekyr med tanke på fôring, helse, fruktbarhet og økonomi. Husdyrforsøksmøtet 2009; 2009-02-11 - 2009-02-12
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45 Mällo, Gret-Kristel; Kaart, Tanel; Sveberg, Guro; Reksen, Olav; Ropstad, Erik; Waldmann, Andres.
Analysis of Insemination Results Compared to Activity Alarms and Progesterone Measurements in Dairy Cows. Reproduction in domestic animals (1990) 2009 ;Volum 44. s. 115-115
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46 Mdegela, R. H.; Ryoba, R; Karimuribo, E. D.; Phiri, E. C. J. H.; Løken, Torleiv; Reksen, Olav; Mtengeti, E. J.; Urio, N. A..
Prevalence of clinical and subclinical mastitis and quality of milk on smallholder dairy farms in Tanzania. Journal of the South African Veterinary Association 2009 ;Volum 80.(3) s. 163-168
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2008
47 Garmo, Randi Therese; Refsdal, Arne Ola; Karlberg, Knut; Ropstad, Erik; Waldmann, Andres; Beckers, Jean Francois; Reksen, Olav.
Pregnancy Incidence in Norwegian Red Cows Using Nonreturn to Estrus, Rectal Palpation, Pregnancy-Associated Glycoproteins, and Progesterone. Journal of Dairy Science 2008 ;Volum 91.(8) s. 3025-3033
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48 Martin, Adam Dunstan; Karlberg, Knut; Lystad, Marit; Ropstad, Erik; Waldmann, Andres; Reksen, Olav.
Accuracy of ovarian palpation in purebred beef cattle. Reproduction in domestic animals (1990) 2008 (43, Supplement 5) s. 98-
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49 Matiko, M; Kanuya, N.L.; Waldmann, Andres; Ropstad, Erik; Reksen, Olav.
Environmental constrains on post-partum ovarian activity in Tanzanian Zebu cows. Theriogenology 2008 ;Volum 69.(7) s. 896-904
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50 Mtengeti, E. J.; Phiri, E. C. J. H.; Urio, N. A.; Mhando, D.G.; Mvena, Zebedayo .S.K.; Ryoba, R; Mdegela, R. H.; Singh, Bal Ram; Mo, Magne; Wetlesen, Anne; Løken, Torleiv; Reksen, Olav.
Forage availability and its quality in the dry season on smallholder dairy farms in Tanzania. Acta agriculturae Scandinavica. Section A, Animal science 2008 ;Volum 58.(4) s. 196-204
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