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Journal of Applied Animal Research Volume 18, 2000 - Issue 1
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Original Articles

Energy Utilization of Four Strains of Commercial Layers and Influence on Suggested Dietary Methionine Level

R. H. Harms Department of Dairy and Poultry Sciences, University of Florida, Gainesville, FL, 32611-0930, USA
,
G. B. Russell Department of Dairy and Poultry Sciences, University of Florida, Gainesville, FL, 32611-0930, USA
&
D. R. Sloan Department of Dairy and Poultry Sciences, University of Florida, Gainesville, FL, 32611-0930, USA
Pages 25-31 | Received 14 Feb 2000, Accepted 12 May 2000, Published online: 11 Nov 2011

References

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  • Duncan , D. B. 1955 . Multiple range and multiple F test . Biometrics , 11 : 1 – 42 .
  • Harms , R. 1999 . Modified laying hen specifications take into account energy: amino acid ratio . Feedstuffs , 71 ( 11 ) : 1 20 – 22 .
  • Harms , R. H. , Hinton , K. L. and Russell , G. B. 1999 . Energy methionine ratio is important in formulating feed for commercial layers . J. Appl. Poult. Res. , 8 : 62 – 66 .
  • Harms , R. H. and Russell , G. B. 1999 . A comparison of the energy used by four strains of commercial laying hens to produce one gram of egg content . J. Appl. Poult. Res. , 8 (In press)
  • Harms , R. H. and Hussein , S. M. 1993 . Variation in yolk: albumen ratio in hen eggs from commercial flocks . J. Appl. Poult. Res. , 2 : 166 – 170 .
  • Harms , R. H. , Russell , G. B. , Harlow , H. and Ivey , F. J. 1998 . The influence of methionine on commercial laying hens . J. Appl. Poult. Res. , 7 : 45 – 52 .
  • Hussein , S. M. , Harms , R. H. and Janky , D. M. 1993 . Effect of age on the yolk to albumen ratio in chicken eggs . Poult. Sci. , 72 : 594 – 597 .
  • National Research Council . 1994 . Nutrient Requirements of Poultry, , 9th Rev. Edition , Washington, DC : National Acad. Press .
  • Sabre , H. M. , Wilson , H. R. , Wilcox , C. J. and Harms , R. H. 1991 . A comparison of energy utilization among six lines of White Leghorns . Poult. Sci. , 70 : 229 – 233 .
  • SAS Institute. 1985 . SAS User's Guide Statistics, , Version 5th Edition , Cary, NC : SAS Institute. Inc. .

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