Responses of fast- and slow-feathering male broilers to dietary threonine during 42 to 56 days of age

Journal of Applied Poultry Research

Volumn 9, Issue 4, 2000, Pages 460-467

  Dozier III, W A ^a   Moran Jr , E T ^a   Kidd, M T ^b  

^a AUBURN UNIVERSITY   (United States)

^b MISSISSIPPI STATE UNIVERSITY   (United States)

Author keywords

Broilers; Carcass quality; Feathers; Threonine

Indexed keywords

EID: 0034560011     PISSN: 10566171     EISSN: None     Source Type: Journal    
DOI: 10.1093/japr/9.4.460     Document Type: Article

References (18)

1. Kidd, M.T., S.P. Lerner, J.P. Allard, S.K. Rao, and J.T. Halley, 1999. Threonine needs of finishing broilers: An evaluation of growth, carcass, and economic responses. J. Appl. Poultry Res. 8:160-169.
2. Kidd, M.T., and B.J. Kerr, 1997. Threonine responses in commercial broilers at 30 to 42 days. J. Appl. Poultry Res. 6:362-367.
3. Leclercq, B., 1998. Specific effects of lysine on broiler production: Comparisons with threonine and valine. Poultry Sci. 77:118-123.
4. Penz, A.M., Jr., G.L. Colnago, and L.S. Jensen, 1997. Threonine supplementation of practical diets for 3 to 6 wk old broilers. J. Appl. Poultry Res. 6:355-361.
5. Schutte, J.B., and M. Pack, 1995. Sulfur amino acid requirement of broiler chicks from fourteen to thirty-eight days of age. 1. Performance and carcass yield. Poultry Sci. 74:480-487.
6. Stilborn, H.L., E.T. Moran, Jr., R.M. Gous, and M.D. Harrison, 1997. Effect of age on feather amino acid content in two broiler strain crosses and sexes. J. Appl. Poultry Res. 6:205-209.
7. Lindstrom, A., G.H. Visser, and S. Daan, 1993. The energetic cost of feather synthesis is proportional to basal metabolic rate. Physi. Zoo. 66:490-510.
8. Fisher, M.L., S. Leeson, W.D. Morrison, and J.D. Summers, 1981. Feather growth and feather composition of broiler chickens. Canadian J. Anim. Sci. 61:769-773.
9. Munks, B., A. Robinson, E.F. Beach, and H.H. Williams, 1972. Amino acids in the production of chicken egg and muscle. Poultry Sci. 24:459-464.
10. Hamm, D., 1981. Amino acid composition of breast and thigh meat from broilers produced in four locations of the United States. J. Food Sci. 46:1122-1124.
11. Ajang, O.A., S. Prijano, and W.K. Smith, 1993. Effect of dietary protein content on growth and body composition of fast and slow feathering broiler chickens. British Poultry Sci. 34:73-91.
12. Ross Breeders, Inc., Huntsville, AL 35805.
13. Arbor Acres Farm, Inc., Glastonbury CT 06033.
14. Cobb-Vantress, Inc., Siloman Springs, AR 72761.
15. National Research Council, 1994. Nutrient Requirements of Poultry. 9th Rev. Edition. Natl. Acad. Press, Washington, DC.
16. Dozier, W.A, III, E.T. Moran, Jr., and M.T. Kidd, 1999. Threonine requirement for finishing the heavy broiler male. Poultry Sci. 78(Suppl. 1):380 (Abstr.).
17. USDA, 1989. Poultry Grading Manual. Agricultural Marketing Service, Washington, DC.
18. SAS Institute, 1988. SAS/STAT User's Guide. Release 6.03 Edition. SAS Institute, Inc., Cary, NC. The percentages of carcass defects and grade were analyzed as arcsine √%.