Predicting urinary nitrogen excretion by milk urea nitrogen in lactating Chinese Holstein cows: ORIGINAL ARTICLE

Animal Science Journal

Volumn 78, Issue 4, 2007, Pages 395-399

  Zhai, Shaowei ^a,b   Liu, Jianxin ^a,c   Wu, Yueming ^a   Ye, Junan ^a  

^a ZHEJIANG UNIVERSITY   (China)

^b JIMEI UNIVERSITY   (China)

^c ZHEJIANG UNIVERSITY   (China)

Author keywords

Lactating Chinese Holstein cows; Milk urea nitrogen; Urinary nitrogen excretion

Indexed keywords

EID: 34547261712     PISSN: 13443941     EISSN: 17400929     Source Type: Journal    
DOI: 10.1111/j.1740-0929.2007.00452.x     Document Type: Article

References (25)

1. Association of Official Analytical Chemists (AOAC). 1990. Official Methods of Analysis, 15th edn. AOAC, Arlington, VA.
2. Broderick GA. 2003. Effect of varying dietary protein and energy levels on the production of lactating dairy cows. Journal of Dairy Science 86, 1370 1381.
3. Broderick GA, Clayton MK. 1997. A statistical evaluation of animal and nutritional factors influencing concentrations of milk urea nitrogen. Journal of Dairy Science 80, 2964 2971.
4. Castillo AR, Kebreab E, Beever DE, Barbi JH, Sutton JD, Kirby HC, France JA. 2001. The effect of protein supplementation on nitrogen utilization in lactating dairy cows fed grass silage diets. Journal of Animal Science 79, 247 253.
5. Castillo AR, Kebread E, Beever DE, France JA. 2000. A review of efficiency of nitrogen utilization in lactating dairy cows and its relationship with environmental pollution. Journal of Animal and Feed Science 9, 1 32.
6. Ciszuk P, Gebregziabher T. 1994. Milk urea nitrogen as an estimate of urine nitrogen of dairy cows and goats. Acta Agriculturae Scandinavica, Section A - Animal Science 44, 87 95.
7. Davidson S, Hopkins BA, Diaz DE, Bolt SM, Brownie C, Fellner V, Whitlow LW. 2003. Effects of amounts and degradability of dietary protein on lactation, nitrogen utilization, and excretion in early Holstein cows. Journal of Dairy Science 86, 1681 1689.
8. Frank B, Swesson C. 2002. Relationship between content of crude protein in rations for dairy cows and milk yield, concentration of urea in milk and ammonia emissions. Journal of Dairy Science 85, 1829 1838.
9. Gonda HL, Lindberg JE. 1994. Evaluation of dietary nitrogen utilization in dairy cows based on urea concentrations in blood, urine and milk, and on urinary concentration of purine derivatives. Acta Agriculturae Scandinavica, Section A - Animal Science 44, 236 245.
10. Groff EB, Wu Z. 2005. Milk production and nitrogen excretion of dairy cows fed different amounts of protein and varying of alfalfa and corn silage. Journal of Dairy Science 88, 3619 3632.
11. Hojman D, Gips M, Ezra E. 2005. Association between live body weight and milk urea concentration in Holstein cows. Journal of Dairy Science 88, 580 584.
12. Jonker JS, Kohn RA, Erdman RA. 1998. Using milk urea nitrogen to predict nitrogen excretion and utilization efficiency in lactating dairy cows. Journal of Dairy Science 81, 2681 2692.
13. Kauffman AJ, St-Pierre NR. 2001. The relationship of milk urea nitrogen to urine nitrogen excretion in Holstein and Jersey cows. Journal of Dairy Science 84, 2284 2294.
14. Liang XW. 2002. Chinese Dairy Cows Production. China Agricultural Press, Beijing.
15. National Station of Animal Production and Health. 2000. Nutrient Requirement and Feeding Standard for Chinese Dairy Cows, 2th edn. China Agricultural University Press, Beijing.
16. Nousiainen J, Shingfield KJ, Huhtanen P. 2004. Evaluation of milk nitrogen as a diagnostic of protein feeding. Journal of Dairy Science 87, 386 398.
17. Roseler DK, Ferguson JD, Sniffen CJ, Herrema J. 1993. Dietary protein degradability effects on plasma and milk urea nitrogen and milk nonprotein nitrogen in Holstein cows. Journal of Dairy Science 76, 525 534.
18. Roy B, Mehla RK, Sirohi SK. 2003. Influence of milk yield, parity, stage of lactation and body weight on urea and protein concentration in milk of Murrah buffaloes. Asian-Australasian Journal of Animal Science 16, 1285 1290.
19. SPSS. 1997. Production Facility Statistics, Ver. 10.0 edn. SPSS, Chicago, IL.
20. Sutton JD. 1989. Altering milk composition by feeding. Journal of Dairy Science 72, 2801 2814.
21. Tamminga S. 1992. Nutrition management of dairy cows as a contribution to pollution control. Journal of Dairy Science 75, 345 357.
22. Van Soest PJ, Robertson JB, Lewis BA. 1991. Methods for dietary, fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. Journal of Dairy Science 74, 3583 3597.
23. Wattiaux MA, Karg KL. 2004. Protein level for alfalfa and corn silage-based diets. II. Nitrogen balance and manure characteristics. Journal of Dairy Science 81, 3492 3502.
24. Wood GM, Boettcher PJ, Jamrozik J, Jansen GB, Kelton DF. 2003. Estimation of genetic parameters for concentrations of milk urea nitrogen. Journal of Dairy Science 86, 2462 2469.
25. Zhai SW, Liu JX, Ma Y. 2005. Relation between milk urea content and nitrogen excretion from lactating cows. Acta Agriculturae Scandinavica, Section A - Animal Science 55, 113 115.