2010 Proceedings
Front Cover
Table of Contents
2009-2010 WSASAS Committees
Business Meeting Minutes
Author Index
Graduate Student Paper Competition
Growth Performance and Carcass Characteristics of Conventionally Raised Lambs Implanted with Zeranol Versus Naturally Raised Lambs
- S. E. Eckerman, C. S. Schauer, M. M. Thompson, B. W. Neville, M. L. Van Emon, P. T. Berg, and G. P. Lardy
Effects of Rumen-Protected Arginine Supplementation on Ewe Serum Amino Acid Concentration, Circulating Progesterone, and Ovarian Blood Flow
- C. B. Saevre, J. S. Caton, J. S. Luther, A. M. Meyer, D. V. Dhuyvetter, R. E. Musser, J. D. Kirsch, M. Kapphahn, D. A. Redmer, and C. S. Schauer
Effect of Wet Distiller's Grains with Solubles on Rumen Bacterial Community Profiles in Individually Fed Cattle
- L. N. Tracey, J. Browne-Silva, C. H. Ponce, J. B. Osterstock, J. C. Macdonald, M. Brown, and S. L. Lodge-Ivey
Forage Selection Preferences by Multiparous and Primiparous Beef Cows Grazing Native Tallgrass Range During Winter
- N. A. Sproul, L. W. Murray, J. R. Jaeger, D. A. Blasi, L. N. Edwards, G. J. Eckerle, L. A. Pacheco, and K. C. Olson
Dry Matter Intake is Repeatable Over Parities and Residual Feed Intake is Negatively Correlated with Dry Matter Digestibility in Gestating Cows
- T. J. Mcdonald, B. M. Nichols, M. M. Harbac, T. M. Norvell, and J. A. Paterson
the Relative Importance of Weaning Management and Vaccination History on Performance by Ranch-Direct Beef Calves During Weaning and Receiving
- M. J. Macek, K. C. Olson, J. R. Jaeger, T. B. Schmidt, J. W. Iliff, D. U. Thomson, and L. A. Pacheco
Effects of Sun-Curing and Harvest Maturity on Concentration and Protein-Binding Capacity of Condensed Tannins in Sericea Lespedeza (Lespedeza Cuneata)
- G. J. Eckerle, K. C. Olson, J. R. Jaeger, J. L. Davidson, T. K. Kraft, and L. A. Pacheco
Effects of Gestational Dietary Metabolizable Protein Level and Dry Matter Intake on Subsequent Production Traits in Primiparous Heifers
- B. M. Nichols, T. J. McDonald, M. M. Harbac, A. J. Roberts, and J. A. Paterson
Sampling Bias when Estimating Adipocyte Cellularity
- G. D. Cruz, J. A. Oliveira, T. R. Famula, J. G. Fadel
Effect of Forage Energy Intake and Supplementation on Marbling Deposition in Growing Beef Cattle
- E. D. Sharman, P. A. Lancaster, G. G. Hilton, C. R. Krehbiel, W. A. Phillips, and G. W. Horn
Grazing Patterns of Angus, Brangus, and Brahman Cows in the Chihuahuan Desert
- M. L. Russell, D. W. Bailey, B. K. Witmore, M. G. Thomas, and C. C. Bailey
Arginine Supplementation Does Not Alter Nitrogen Metabolism of Beef Steers During a Lipopolysaccharide Challenge
- B. H. Carter, C. A. Löest, L. Chen, G. G. Gilliam, B. C. Graham, J. A. Carroll, C. T. Collier
Calcium and Phosphorus Metabolism in Finishing Steers Supplemented with Vitamin D3
- J. S. Schutz, M. R. Genho, J. A. Scanga, K. E. Belk, G. C. Smith, and T. E. Engle
Genetic and Environmental Influences on Distribution Patterns of Beef Cattle Grazing Foothill Rangeland
- D. W. Bailey, S. Marta, D. Jensen, D. L. Boss, and M. G. Thomas
Propionibacterium Acidipropionici P169 and Glucogenic Precursors to Improve Rumen Parameters Associated with Low Quality Forage
- P. H. Sanchez, L. N. Tracey, J. Browne-Silva, M. K. Petersen and S. L. Lodge-Ivey
Thermogenesis, Serum Metabolites, and Growth in Lambs Born to Ewes Supplemented with Docosahexaenoic Acid
- J. I. Keithly, R. W. Kott, J. G. Berardinelli, S. Moreaux, and P. G. Hatfield
Sustainability Implications of Feedlot Management Practices
- K. L. Cooprider, F. M. Mitloehner, A. L. Van Eenennaam
Effect of Ram Exposure on Temporal Patterns of Progesterone and Metabolic Hormones Concentrations in 18-Mo-Old Virgin Targhee Ewes During the Transition into the Breeding Season
- R. B. Mccosh, E. M. Berry, M. E. Wehrman, R. R. Redden, R. W. Kott, D. Hallford, J. G. Berardinelli
Conjugated Linoleic Acid Decreases Prostaglandin Synthesis in Bovine Luteal Cells
- K. C. P. May, G. Bobe, C. J. Mueller, and M. J. Cannon
Camelina Meal and Crude Glycerin as Feed Supplements for Developing Replacement Beef Heifers
- P. Moriel, B. I. Cappellozza, V. Nayigihugu, K. M. Cammack and B. W. Hess
Use of a Portable Near-Infrared Spectrophotometer to Predict Nutrient Composition of Feces From Holstein Cattle Fed High-Concentrate Diets
- J. D. Allen, D. R. Tolleson, L. W. Hall, C. D. Burrows, G. Xie, and G. C. Duff
Effects of Implant Type and Protein Source on Growth of Steers Grazing Summer Pasture
- C. P. Mcmurphy, E. D. Sharman, D. A. Cox, G. W. Horn, and D. L. Lalman
Behavior
Relationship of Temperament at Calving and Distribution of Beef Cows Grazing Foothill Rangeland
- D. W. Bailey, H. C. Vanwagoner, D. Jensen, D. L. Boss, and M. G. Thomas
Breeding and Genetics
Genetic Parameters for Growth Traits in the Progeny of Nubian, French Alpine, Sannen, Toggenburgh, and Spanish Goats Mated Naturally to Boer Sires
- A. P. Márquez, J. S. Saucedo, A. Correa, J. F. Ponce, L. Avendaño, and J. F. Montaño, J. Rodriguez
Impact of Sire Birth Weight Potential on Birth and Weaning Traits when Mated to Virgin Heifers
- G. K. Mantz and P. Nyren
Factors Affecting Spermatozoa Morphology in Beef Bulls
- C. A. Roberts, T. W. Geary, M. D. Macneil, R. C. Waterman, A. J. Roberts, and L. J. Alexander
Genetic Characterization of Feed Intake and Utilization in Performance Tested Beef Bulls
- D. H. Crews, Jr. , C. T. Pendley, G. E. Carstens, and E. D. M. Mendes
Forages and Pastures
Effect of Corn Hybrid on Amount of Residue Available for Grazing Relative to Grain Yeild
- J. A. Musgrave, L. A. Stalker, T. J. Klopfenstein, M. C. Stockton and K. H. Jenkins
Effect of Mineral Supplementation on the Performance of Stocker Cattle Grazing Winter-Wheat Pasture
- S. A. Gunter and G. F. Combs, Jr.
Adaptation of Brassica Spp. and Fodder Radishes as Late Season Forages in the High Desert Region of Oregon.
- C. L. Engel, B. A. Charlton, R. J. Roseberg, and R. A. Bentley.
Growth and Development
Serum Concentrations of Ghrelin, Igf-I, and Prolactin in Rambouillet Lambs During the Preweaning Period
- C. D. Felker, M. J. Hendricks, K. A. Jurado, A. D. Stapp, L. E. Camacho, and D. M. Hallford
Physiology and Endocrinology
Effects of Human Chorionic Gonadotropin on Serum Progesterone Concentrations, Embryonic Survival, and Lambing Rates in Ews.
- L. M. Lankford, D. T. Yates, R. A. Halalsheh, P. L. Black, D. M. Hallford, and T. T. Ross
the Effects of Fluoxetine on Lactation and Lamb Growth in Sheep.
- P. L. Black, R. A. Halalsheh, L. M. Lankford, M. M. Marricle, M. M. Christiansen, M. M. Scroppo, L. L. Hernandez, and T. T. Ross
Reproductive Rate of Semi-Free Ranging Bison (Bison Bison) at the National Bison Range
- M. J. Borgreen, T. J. Roffe, E. Berry, R. Mccosh, and J. G. Berardinelli
Production, Management, and the Environment
Feedlot Performance and Carcass Traits of Hairsheep Lambs Treated with a ²-Adrenergic Agonist During Summer
- J. V. Velázquez-Morales, F. D. Álvarez-Valenzuela, N. G. Torrentera-Olivera, J. Rodríguez-García, U. Macías-Cruz, A. Correa-Calderón, and L. Avendaño-Reyes
Correlation Between Production Traits and Sexual Behavior in White-Faced Yearling Rams
- V. A. Uthlaut, G. E. Moss, R. H. Stobart, B. A. Larson, B. M. Alexander
Monitoring Diet Quality and Body Condition in Beef Cows Grazing Arizona Rangeland
- D. R. Tolleson and D. W. Schafer
Supplemental Corn Dry Distillers Grains Plus Solubles on Performance of Steers Grazing Native Range
- M. F. Martínez-Pérez, D. Calderón-Mendoza, F. Loya-Holguin, A. Soto-Gaspar De Alba, C. Murdock, A. M. Encinias, S. A. Soto-Navarro
Predicted Mineral Intake Utilizing Both Water and Forage Analysis Varies by Source and Location of Livestock Water in Eastern Montana
- J. T. Mulliniks, Jennifer Muscha, S. L. Lodge-Ivey, M. K. Petersen
the Relative Importance of Weaning Management and Vaccination History on Finishing Performance and Carcass Characteristics of Beef Calves
- M. J. Macek, J. W. Iliff, K. C. Olson, J. R. Jaeger, T. B. Schmidt, D. U. Thomson, and L. A. Pacheco
Effects of Degree of Respiratory Disease Vaccination on Health and Growth Performance of Ranch-Direct Beef Calves During Weaning and Receiving
- M. J. Macek, J. R. Jaeger, T. B. Schmidt, D. U. Thomson, J. W. Bolte, L. A. Pacheco, N. A. Sproul, L. R. Hibbard, G. J. Eckerle, and K. C. Olson
Level of Maternal Winter Supplement and Feed Restriction During Postweaning Development Influences Circulating Concentrations of Igf-I in Heifers During the Peripartum and Rebreeding Period
- A. J. Roberts, R. C. Waterman, T. W. Geary, L. J. Alexander, and M. D. Macneil
Winter Grazing System and Supplementation of Beef Cows During Late Gestation Influence Heifer Progeny
- R. N. Funston, J. L. Martin, A. F. Summers, D. C. Adams, and D. M. Larson
Influencing Steer Performance Through Maternal Nutrition
- A. F. Summers, K. H. Ramsay, and R. N. Funston
Performance of Medium and Small Frame Steers Under Pasture and Pasture-Feedlot Finishing
- G. K. Mantz and P. Nyren
Influence of Shading of Feedlot Pens on Performance of Growing Bullcalves During Winter in Northwest Mexico
- R. Barajas, B. J. Cervantes, M. Verdugo, M. A. Espino, E. A. Velazquez, J. A. Romo, and L. R. Flores
Preliminary Evaluation of Grandsire Marbling Potential and Ultrasound Use on Backgrounding and Finishing Performance, and Carcass Merit
- C. J. Mueller, T. Delcurto, R. R. Mills, C. P. Sullivan, and G. L. Tschida
Incidence of Quality Defects in Market Beef and Dairy Cows and Bulls Sold Through Livestock Auction Markets in the Western United States
- J. K. Ahola, H. A. Foster, D. L. Vanoverbeke, K. S. Jensen, R. L. Wilson, J. B. Glaze, Jr. , T. E. Fife, C. W. Gray, S. A. Nash, R. R. Panting, and N. R. Rimbey
Breeding Performance of Rams in Two Wyoming Producer Flocks
- B. M. Alexander, N. Cockett, T. L. Hadfield, G. E. Moss
Ruminant Nutrition
Effect of Supplemental Corn Dry Distiller Grains Plus Solubles on Digestibility of Steers Grazing Native Range During Summer Growing Season
- M. F. Martínez-Pérez, D. Calderón-Mendoza, N. J. Dupass, A. Islas, J. Armendariz, A. M. Encinias, F. Loya-Olguin, S. A. Soto-Navarro
Natural and Conventional Diet and Management Effects on Steer Feedlot Performance, Carcass Traits and Economics
- M. M. Thompson, C. S. Schauer, V. L. Anderson, B. R. Ilse, R. J. Maddock, K. K. Karges and M. L. Gibson
Parenteral Supplementation of Cross Bred Brahman Steers with Copper and Zinc in the Western Plains of Venezuela
- R. E. Mora, A. M. Herrera, D. L. Sánchez, C. F. Chicco, S. Godoy and L. Depablos
Effect of Calving Season and Wintering System on Cow and Calf Weaning Performance
- W. A. Griffin, T. J. Klopfenstein, D. C. Adams, G. E. Erickson, L. A. Stalker, J. A. Musgrave, and R. N. Funston
Ruminant Nutrition: Beef
Effect of Wheat Straw Level and Processing Method on Site and Extent of Digestion by Cattle Consuming Finishing Feedlot Diets
- J. A. Valdez, M. F. Montaño, J. F. Calderón, O. M. Manriquez, M. A. Lopez, V. M. Gonzalez, A. Perez, J. Salinas, and S. A. Soto-Navarro
Effects of Polyunsaturated Fatty Acid (Pufa) Supplementation on Performance and Acute-Phase Response of Transported Beef Steers
- R. F. Cooke, A. B. Scarpa, F. M. Nery, F. N. T. Cooke, P. Moriel, B. W. Hess, R. R. Mills and D. W. Bohnert
Late Gestation Supplementation of Beef Cows: Effects on Cow and Calf Performance
- D. W. Bohnert, R. R. Mills, L. A. Stalker, A. Nyman, and S. J. Falck
Effects of Prepartum Rumen-Protected Choline Supplementation on Performance of Beef Cows and Calves
- L. A. Pacheco, J. R. Jaeger, L. R. Hibbard, M. J. Macek, N. A. Sproul, G. J. Eckerle, E. A. Bailey, J. W. Bolte, and K. C. Olson
Effect of Supplemental Protein Source During the Winter on Pre- and Postpartum Glucose Metabolism
- F. W. Harrelson, S. L. Ivey, S. H. Cox, R. L. Dunlap Ii, J. T. Mulliniks, B. H. Carter, C. A. Löest, and M. K. Petersen
in Situ Digestibility of Grass Hay After Heifer Diets Were Abruptly Switched From 35 or 70% Concentrate to 100% Forage
- L. A. Voigt, R. L. Endecott, J. A. Paterson, and R. C. Waterman
Effects of Polyunsaturated Fatty Acid Supplementation (Pufa) on Forage Intake and Digestibility in Beef Cows
- R. F. Cooke, A. B. Scarpa, F. M. Nery, F. N. T. Cooke, and D. W. Bohnert
Effects of Supplemental Vitamin E with Different Oil Sources on Growth, Health, and Carcass Parameters of Preconditioned Beef Calves
- C. J. Mueller, C. Sexson, and R. R. Mills
Effects of Wet Distillers Grain and a Direct-Fed Microbial on Finishing Performance and Carcass Characteristics of Beef Steers Fed a Sorghum-Based Finishing Diet
- J. R. Jaeger, J. W. Waggoner, K. C. Olson, J. W. Bolte and S. R. Goodall
Population Dynamics of Protozoa in Dairy Cows Fed with Rumensin200 and Tallow During Dry and Lactating Stages
- H. Castillo, A. Castillo, M. Arana, D. Dominguez, J. Ortega and G. Villalobos
Influence of Rumensin200® and Tallow on the Rumen Parameters and Fiber Digestion on Dairy Cows
- H. Castillo, M. Rivas, M. Arana, D. Domínguez, J. Ortega and G. Villalobos
Small Ruminant
Use of Waste Pinto Bean Grain on Finishing Hair Lambs
- G. Villalobos, F. Castillo, D. Domínguez, H. Castillo and J. A. Ortega
Use of Zeranol and Reimplantation on Performance of Finishing Hair Lambs.
- D. Domínguez, G. Amaya, G. Villalobos, H. Castillo, J. A. Ortega, and L. Carlos.
Fiber Digestibility of a Finishing Lamb Diet Supplemented with Fibrozyme
- D. Domínguez, J. E. Cruz, G. Villalobos, H. Castillo, L. Durán, E. Santellano, L. Carlos
Effect of Variety and Maturity Stage of Oat Hay on Performance of Ewe Lambs
- D. Domínguez, S. Ramírez, J. J. Salmerón, R. González, G. Villalobos, J. A. Ortega, and L. Carlos
Influence of Substitution of Alfalfa Hay for Unfermented Dried Grape Pomace on Performance and Carcass Characteristics of Growing Sheep
- Y. Pétriz-Celaya, J.F.Calderón-Cortés, C. Pérez, M. F. Montaño, A. Plascencia
