Intake and Ruminal Fermentation by Beef Steers Consuming Prairie Hay with Supplements Containing Combinations of Corn, Soybean Hulls, Soybean Meal and Urea

References

• Anderson , S. J. , Merrill , J. K. , McDonnell , M. L. and Klopfenstein , T. J. 1988 . Digestibility and utilization of mechanically processed soybean hulls by lambs and steers . J. Anim. Sci. , 66 : 2965 – 2976 .
   Google Scholar
• Association of Official Analytical Chemists . 1984 . Official Methods of Analysis, , 14th edn. , Washington, DC : AOAC .
   Google Scholar
• Broderick , G. A. and Kang , J. H. 1980 . Automated simultaneous determinations of ammonia and total amino acids in ruminal fluid and in vitro media . J. Daily Sci. , 63 : 64 – 75 .
   PubMed Web of Science ®Google Scholar
• Caton , J. S. , Freeman , A. S. and Galyean , M. L. 1988 . Influence of protein supplementation on forage intake, in situ forage disappearance, ruminal fermentation and digesta passage rates in steers grazing dormant blue grama rangeland . J. Anim. Sci. , 66 : 2262 – 2271 .
   Google Scholar
• Chan , W. W. , Hibberd , C. A. , Scott , R. R. and Swenson , K. 1991 . Corn vs soybean hull supplements for beef cows fed low quality native grass hay . Oklahoma Agric. Exp. Sta. , MP-134 : 172 – 178 .
   Google Scholar
• Chase , C. C. Jr. and Hibberd , C. A. 1987 . Utilization of low- quality native grass hay by beef cows fed increasing quantities of corn grain . J. Anim. Sci. , 65 : 557 – 566 .
   Web of Science ®Google Scholar
• Clanton , D. C. 1978 . Non-protein nitrogen in range supplements . J. Anim. Sci. , 47 : 765 – 779 .
   Google Scholar
• Clark , C. K. and Petersen , M. K. 1988 . Influence of DL- methionine supplementation on growth, ruminal fermentation and dilution rates in heifers . J. Anim. Sci. , 66 : 743 – 749 .
   PubMedGoogle Scholar
• Cochran , R. C. , Adams , D. C. , Wallace , J. D. and Galyean , M. L. 1986 . Predicting digestibility of different diets with internal markers: Evaluation of four potential markers . J. Anim. Sci. , 63 : 1476 – 1483 .
   Web of Science ®Google Scholar
• Consortium . 1988 . Guide for the Care and Use of Agricultural Animals in Agricultural Research and Teaching. Consortium for Developing a Guide for the Care and use of Agricultural Animals in Agriculture Research and Teaching , Champaign, IL : Editorial and Production Services, Association Headquarters .
   Google Scholar
• DelCurto , T. , Cochran , R. C. , Harmon , D. L. , Beharka , A. A. , Jacques , K. A. , Towne , G. and Vanzant , E. S. 1990 . Supplementation of dormant tallgrass-prairie forage: I. Influence of varying supplemental protein and (or) energy levels on forage utilization characteristics of beef steers in confinement . J. Anim. Sci. , 68 : 515 – 531 .
   PubMed Web of Science ®Google Scholar
• Freeman , A. S. , Galyean , M. L. and Caton , J. S. 1992 . Effects of supplemental protein percentage and feeding level on intake, ruminal fermentation, and digesta passage in beef steers fed prairie hay . J. Anim. Sci. , 70 : 1562 – 1572 .
   Google Scholar
• Galloway , D. L. Sr. , Goetsch , A L. , Forster , L. A. Jr. , Patil , A. R. , Sun , W. and Johnson , Z. B. 1993 . Feed intake and digestibility by cattle consuming bermudagrass or orchardgrass hay supplemented with soybean hulls and(or) com . J. Anim. Sci. , 71 : 3087 – 3095 .
   Google Scholar
• Gill , J. L. and Hafs , H. D. 1971 . Analysis of repeated measurements of animals . J. Anim. Sci. , 33 : 331 – 336 .
   PubMed Web of Science ®Google Scholar
• Goering , H. K. and Van Soest , P. J. 1970 . Forage fiber analyses (apparatus, reagents, procedures, and some applications) , Washington, DC : Agricultural Research Service, U.S. Dep. Agri. . Agricultural handbook No. 379
   Google Scholar
• Goetsch , A. L. and Galyean , M. L. 1983 . Influence of feeding frequency on passage of fluid and particulate markers in steers fed a concentrate diet . Can. J. Anim. Sci. , 63 : 727 – 730 .
   Web of Science ®Google Scholar
• Highfill , B. D. , Boggs , D. L. , Amos , H. E. and Crickman , J. G. 1987 . Effects of high fiber energy supplements on fermentation characteristics and in vivo and in situ digestibilities of low quality fescue hay . J. Anim. Sci. , 65 : 224 – 234 .
   Web of Science ®Google Scholar
• Krysl , L. J. , Branine , M. E. , Cheema , A. U. , Funk , M. A. and Galyean , M. L. 1989 . Influence of soybean meal and sorghum grain supplementation on intake, digesta kinetics, ruminal fermentation, site and extent of digestion and microbial protein synthesis in beef steers grazing blue grama rangeland . J. Anim. Sci. , 67 : 3040 – 3051 .
   Google Scholar
• Krysl , L. J. , Branine , M. E. , Galyean , M. L. , Estell , R. E. and Hoefler , W. C. 1987 . Influence of cottonseed meal supplementation on voluntary intake, ruminal and cecal fermentation, digesta kinetics and serum insulin and growth hormone in mature ewes fed prairie hay . J. Anim. Sci. , 64 : 1178 – 1188 .
   Google Scholar
• Martin , S. K. and Hibberd , C. A. 1990 . Intake and digestibility of low-quality native grass hay by beef cows supplemented with graded levels of soybean hulls . J. Anim. Sci. , 68 : 4319 – 4325 .
   Google Scholar
• McCollum , F. T. and Galyean , M. L. 1985 . Influence of cottonseed meal supplementation on voluntary intake, rumen fermentation and rate of passage of prairie hay in beef steers . J. Anim. Sci. , 60 : 570 – 577 .
   Google Scholar
• McDougall , E. I. 1949 . Studies on ruminant saliva. I. The composition and output of sheep's saliva . Biochem. J. , 43 : 99 – 108 .
   Web of Science ®Google Scholar
• Momont , P. A. , Pruitt , R. J. and Johnson , P. S. 1993 . Effect of methionine addition to urea- grain supplement on intake and digestibility of mature, dormant grasses and performance of cows grazing winter range . J. Anim. Sci. , 71 : 515 – 521 .
   PubMed Web of Science ®Google Scholar
• National Research Council . 1984 . Nutrient Requirements of beef Cattle, , 6th edn. , Washington, DC : National Academy Press .
   Google Scholar
• Ortigues , I. , Fontenot , J. P. and Ferry , J. G. 1988 . Digesta flows in sheep fed poor-quality hay supplemented with urea and carbohydrates . J. Anim. Sci. , 66 : 975 – 985 .
   Google Scholar
• Pordomingo , A. J. , Wallace , J. D. , Freeman , A. S. and Galyean , M. L. 1991 . Supplemental corn grain for steers grazing native rangeland during summer . J. Anim. Sci. , 69 : 1678 – 1687 .
   Google Scholar
• Rush , I. G. and Totusek , R. 1976 . Supplemental value of feed grade biuret and urea-molasses for cows on dry winter grass . J. Anim. Sci. , 42 : 497 – 505 .
   Google Scholar
• Sanson , D. W. , Clanton , D. C. and Rush , I. G. 1990 . Intake and digestion of low-quality meadow hay by steers and performance of cows on native range when fed protein supplements containing various levels of corn . J. Anim. Sci. , 68 : 595 – 603 .
   PubMed Web of Science ®Google Scholar
• Statistical Analysis System Institute, Inc. 1985 . SAS User's Guide: Statistics , Cary, NC : SAS Institute, Inc. .
   Google Scholar
• Stokes , S. R. , Goetsch , A. L. , Jones , A. L. and Landis , K. M. 1988 . Feed intake and digestion by beef cows fed prairie hay with different levels of soybean meal and receiving postruminal administration of antibiotics . J. Anim. Sci. , 66 : 1778 – 1789 .
   PubMedGoogle Scholar
• Tilley , J. M. A. and Terry , R. A. 1963 . A two-stage technique for the in vitro digestion of forage crops . J. Br. Grassl. Soc. , 18 : 104 – 111 .
   Google Scholar