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Journal Abstract Search

226 related items for PubMed ID: 9812273

  • 1. Using milk urea nitrogen to predict nitrogen excretion and utilization efficiency in lactating dairy cows.
    Jonker JS, Kohn RA, Erdman RA.
    J Dairy Sci; 1998 Oct; 81(10):2681-92. PubMed ID: 9812273
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  • 2. Milk urea nitrogen target concentrations for lactating dairy cows fed according to National Research Council recommendations.
    Jonker JS, Kohn RA, Erdman RA.
    J Dairy Sci; 1999 Jun; 82(6):1261-73. PubMed ID: 10386312
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  • 4. Supplementation of methionine and selection of highly digestible rumen undegradable protein to improve nitrogen efficiency for milk production.
    Noftsger S, St-Pierre NR.
    J Dairy Sci; 2003 Mar; 86(3):958-69. PubMed ID: 12703633
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  • 5. The relationship of milk urea nitrogen to urine nitrogen excretion in Holstein and Jersey cows.
    Kauffman AJ, St-Pierre NR.
    J Dairy Sci; 2001 Oct; 84(10):2284-94. PubMed ID: 11699460
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  • 6. A statistical evaluation of animal and nutritional factors influencing concentrations of milk urea nitrogen.
    Broderick GA, Clayton MK.
    J Dairy Sci; 1997 Nov; 80(11):2964-71. PubMed ID: 9406089
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  • 7. Evaluation of solids, nitrogen, and phosphorus excretion models for lactating dairy cows.
    Hollmann M, Knowlton KF, Hanigan MD.
    J Dairy Sci; 2008 Mar; 91(3):1245-57. PubMed ID: 18292283
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  • 9. Prediction and evaluation of urine and urinary nitrogen and mineral excretion from dairy cattle.
    Nennich TD, Harrison JH, VanWieringen LM, St-Pierre NR, Kincaid RL, Wattiaux MA, Davidson DL, Block E.
    J Dairy Sci; 2006 Jan; 89(1):353-64. PubMed ID: 16357300
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  • 10. Effects of amounts and degradability of dietary protein on lactation, nitrogen utilization, and excretion in early lactation Holstein cows.
    Davidson S, Hopkins BA, Diaz DE, Bolt SM, Brownie C, Fellner V, Whitlow LW.
    J Dairy Sci; 2003 May; 86(5):1681-9. PubMed ID: 12778579
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  • 12. Effects of dietary protein solubility on nitrogen losses from lactating dairy cows and comparison with predictions from the Cornell Net Carbohydrate and Protein System.
    Haig PA, Mutsvangwa T, Spratt R, McBride BW.
    J Dairy Sci; 2002 May; 85(5):1208-17. PubMed ID: 12086057
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  • 13. Milk production and nitrogen excretion of dairy cows fed different amounts of protein and varying proportions of alfalfa and corn silage.
    Groff EB, Wu Z.
    J Dairy Sci; 2005 Oct; 88(10):3619-32. PubMed ID: 16162536
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  • 15. Form of rumen-degradable carbohydrate and nitrogen on microbial protein synthesis and protein efficiency of dairy cows.
    Sannes RA, Messman MA, Vagnoni DB.
    J Dairy Sci; 2002 Apr; 85(4):900-8. PubMed ID: 12018435
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  • 16. Protein level for alfalfa and corn silage-based diets: II. Nitrogen balance and manure characteristics.
    Wattiaux MA, Karg KL.
    J Dairy Sci; 2004 Oct; 87(10):3492-502. PubMed ID: 15377627
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  • 17. Lactation performance of mid-lactation dairy cows fed ruminally degradable protein at concentrations lower than national research council recommendations.
    Cyriac J, Rius AG, McGilliard ML, Pearson RE, Bequette BJ, Hanigan MD.
    J Dairy Sci; 2008 Dec; 91(12):4704-13. PubMed ID: 19038947
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  • 18. Evaluation of milk urea nitrogen as a diagnostic of protein feeding.
    Nousiainen J, Shingfield KJ, Huhtanen P.
    J Dairy Sci; 2004 Feb; 87(2):386-98. PubMed ID: 14762082
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  • 19. Evaluation of models to estimate urinary nitrogen and expected milk urea nitrogen.
    Kohn RA, Kalscheur KF, Russek-Cohen E.
    J Dairy Sci; 2002 Jan; 85(1):227-33. PubMed ID: 11860115
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  • 20. Effect of level of metabolizable protein on milk production and nitrogen utilization in lactating dairy cows.
    Wang C, Liu JX, Yuan ZP, Wu YM, Zhai SW, Ye HW.
    J Dairy Sci; 2007 Jun; 90(6):2960-5. PubMed ID: 17517736
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