Balancing diets for rumen microbial protein requirements: 1) effects on animal performance under a deficient rumen available protein scenario. P. J. Guiroy*, D. H. Theuninck, C. B. Calk, and J. N. Pike, Cargill Inc, Minnetonka, MN.
Balancing diets for rumen microbial protein requirements: 2) effects on animal performance under an excess rumen available protein scenario. J. N. Pike*, P. J. Guiroy, D. H. Theuninck, and C. B. Calk, Cargill Inc, Minnetonka, MN.
Effect of level of metabolizable protein on milk production and nitrogen utilization in lactating dairy cows. C. Wang*1, J. X. Liu1, Z. P. Yuan1, Y. M. Wu1, S. W. Zhai1, and H. W. Ye2, 1Institute of Dairy Sciences, Ministry of Education Key Laboratory of Molecular Animal Nutrition, Zhejiang University, Hangzhou, China, 2Hangzhou Zhengxing Animal Industry Company, Hangzhou, China.
Nutrient demand affects nitrogen utilization responses to diets containing alfalfa or orchardgrass. J. A. Voelker Linton* and M. S. Allen, Michigan State University, East Lansing.
A comparative review of the flow of nitrogen fractions at the omasal canal and duodenum of dairy cows. I. R. Ipharraguerre*1, S. M. Reynal2, P. Huhtanen3, J. H. Clark4, G. A. Broderick2, and S. Ahvenjärvi5, 1Lucta S.A., Barcelona, Spain, 2US Dairy Forage Research Center, Madison, 3Cornell University, Ithaca, 4University of Illinois, Urbana, 5MTT Agrifood Research Finland, Jokioinen.
Essential oil supplementation of a corn silage based diet deficient in rumen undegraded protein fed to lactating Holstein dairy cows. C. A. Crawford, C. G. Schwab, A. B. Conroy, P. S. Erickson, N. L. Whitehouse*, and S. E. Boucher, University of New Hampshire, Durham.
The effect of rumen undegradable and rumen degradable protein concentration on urea recycling in mid-lactation cows. S. K. Ivan*1, R. L. Baldwin, VI2, and R. A. Kohn1, 1University of Maryland, College Park, 2USDA-ARS, Beltsville, MD.
Nitrogen excretion and utilization efficiency in dairy sheep fed diets with different dietary energy contents. V. Giovanetti1, M. Decandia1, F. Boe2, E. Zerbini3, A. Cannas2, and G. Molle*1, 1Istituto Zootecnico e Caseario della Sardegna, Olmedo, Sardinia, Italy, 2Dipartimento di Scienze Zootecniche, Università di Sassari, Sassari, Sardinia, Italy, 3Cargill Animal Nutrition, Spessa, Italy.
Introduction. M. Wilson, Ralco Nutrition, Madison, WI.
Nutritional regimes that may reduce infertility influences of season. O. Peltoniemi, University of Helsinki, Finland.
Immunology of Heat Stress and Summer Infertility. J. Crenshaw, APC, Inc..
Heat Stress and Management Ways to Handle Heat Stress. Speaker TBD.
Panel Discussion and Q&A.
SYMPOSIUM Swine Species Impact of Season on the Boar and Sow Chair: Mark Wilson, Ralco Nutrition 213
SYMPSOIUM Teaching/Undergraduate & Graduate Education Swine Teaching Chair: Duane E. Reese, University of Nebraska 212
Enrollment in swine classes at 49 four-year institutions during academic years 1998-99 to 2005-06. D. E. Reese*, K. M. Eskridge, and D. A. Travnicek, University of Nebraska, Lincoln.
Regionalization of teaching efforts? - Midwest Poultry Consortium experience. M. M. Beck*1 and B. C. Wentworth2, Clemson University, Clemson, SC, 2University of Wisconsin, Madison.
Regionalizaton of swine teaching efforts. D. J. Meisinger*, US Pork Center of Excellence, Ames, IA.
Discussion: Create a Library or Depository of Teaching Resources?