Research Series 545: Arkansas Animal Science Department Report 2006
Zelpha B. Johnson and D. Wayne Kellogg, editors

Cover, table of contents and front matter
Pages 1-11
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Injection of Conjugated Lineolic Acid into Beef Strip Loins
R.T. Baublits, F.W. Pohlman, A.H. Brown, Jr., Z.B. Johnson, A. Proctor, J. Sawyer, P. Dias-Morse, D.L. Galloway
Pages 12-18
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Effect of Potassium Lactate, Sodium Metasilicate, Peroxyacetic Acid or Acidified Sodium Chlorite as Single Antimicrobial
Interventions on Un-inoculated Beef Trimmings Prior to Grinding on Ground Beef Instrumental Color and Lipid Characteristics
F.W. Pohlman, P.N. Dias-Morse, and S.A. Quilo
Pages 19-22
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Effect of Potassium Lactate, Sodium Metasilicate, Peroxyacetic Acid, or Acidified Sodium Chlorite as Single Antimicrobial
Interventions on Un-inoculated Beef Trimmings Prior to Grinding on Ground Beef Sensory Characteristics
F.W. Pohlman, P.N. Dias-Morse, and S.A. Quilo
Pages 23-25
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Within-Muscle Variation in Color and pH of Beef Semimembranosus
M.S. Lee, J.W.S. Yancey, J.K. Apple, J. Sawyer, and R.T. Baublits
Pages 26-30
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Instrumental Color Characteristics of Ground Beef Treated with Potassium Lactate, Sodium Metasilicate, Peroxyacetic Acid, or
Acidified Sodium Chlorite
S.A. Quilo, F.W. Pohlman, and P.N. Dias-Morse
Pages 31-33
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The Effects of Single Antimicrobial Interventions on Instrumental Color Characteristics When Used in a Ground Beef Patty
Production System
S.A. Quilo, F.W. Pohlman, and P.N. Dias-Morse
Pages 34-37
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Quality and Sensory Characteristics of Ground Beef Patties Processed from Beef Trimmings Treated with Potassium Lactate, Sodium Metasilicate, Peroxyacetic Acid, or Acidified Sodium Chlorite
S.A. Quilo, F.W. Pohlman, and P.N. Dias-Morse
Pages 38-42
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Lateral and Longitudinal Characterization of Instrumental Tenderness and Sensory Characteristics in the Beef Semimembranosus
J.T. Sawyer, R.T. Baublits, J.K. Apple, J.-F. Meullenet, Z.B. Johnson, T.K. Alpers
Pages 43-46
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Longitudinal and Lateral Characterization of Color Stability in the Beef Semimembranosus
J.T. Sawyer, R.T. Baublits, J.K. Apple, and Z.B. Johnson
Pages 47-51
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Empirical Modeling for Predicting Tenderness of Muscles from the Beef Round
J.T. Sawyer, J. K. Apple, J-F. Meullenet, B. Cheatman, W.K. Chung, R. Xiong, and S.G. Bajwa
Pages 52-56
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Arkansas Steer Feedout Program: 2004-2005
T. Troxel, S. Gadberry, S. Cline, J. Richeson, B. Barham, D. Henderson and D. Kratz
Pages 57-59
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Nine-Year Summary of the Arkansas Steer Feedout Program: Factors Contributing to Return
M.S. Gadberry and T.R. Troxel
Pages 60-62
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Factors Affecting the Selling Price of Feeder Cattle Sold at Arkansas Livestock Auctions
T.R. Troxel, B. Barham, S. Cline, J. Foley, D. Hardgrave, W. Wiedower, and R. Wiedower
Pages 63-67
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Effect of Livestock Auction Location, Number of Buyers, and Grouping on the Selling Price of Arkansas Feeder Cattle
T.R. Troxel, B. Barham, S. Cline, J. Foley, D. Hardgrave, W. Wiedower, and R. Wiedower
Pages 68-70
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Factors Affecting the Selling Price of Calves Sold in Arkansas Livestock Markets: 2000 vs. 2005
B.L. Barham, T.R. Troxel, S. Cline, J. Foley, D. Hardgrave, R. Wiedower, and W. Wiedower
Pages 71-75
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Self-Assessment of the Arkansas Beef Industry: Large and Small Cow-Calf Industries
T.R. Troxel, K. Lusby, S. Gadberry, B. Barham, T. Riley, R. Poling, S. Eddington, and T. Justice
Pages 76-80
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Self Assessment of the Arkansas Beef Industry: Stocker, Purebred, and Support Industries
T.R. Troxel, K. Lusby, S. Gadberry, B. Barham, T. Riley, R. Poling, S. Eddington, and T. Justice
Pages 81-87
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2005 Dairy Herd Improvement Program in Arkansas
J.A. Pennington
Pages 88-91
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DairyMetrics for Arkansas Herds in May, 2006
J.A. Pennington
Pages 92-99
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Report of Research Trial with Tasco™ at Rose Ark Dairy in Arkansas During Summer 2005
D.W. Kellogg, K. Anschutz, and J. Pennington
Pages 100-104
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Feeding Mannan Oligosaccharides to Sows During Gestation and Lactation Alters Immune Cells in Milk
J.W. Frank, C.L. Bradley, M.E. Davis, D.C. Brown, Z.B. Johnson, R. Musser, and C.V. Maxwell
Pages 105-107
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Evaluation of Bacillus Cultures (88/18) and Antibiotic Supplementation Administered in the Diets of Nursery Pigs on Growth
Performance and Potential Immunological Mode of Action
D.C. Brown, M.E. Davis, C.V. Maxwell, T. Rehberger, and Z.B. Johnson
Pages 108-112
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Prediction of Number Born Alive and Weaning Weight of Litter in First Parity Sows Using Performance Test Traits in Four
Breeds of Swine
Z.B. Johnson and R.A. Nugent, III
Pages 113-116
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Forage Availability and Nutritive Composition of Bahiagrass and Bermudagrass Grazed by Steers With or Without Steroid Implants
M.L. Looper, R. Flores, G.E. Aiken, C.F. Rosenkrans, Jr., and D.K. Brauer
Pages 117-119
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Effects of Grain By-products as Supplements for Stocker Cattle Grazing Bermudagrass
T.E. Davis, B. Kegley, K. Coffey,W. Coblentz, R. Ogden, and P. Hornsby
Pages 120-123
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Effects of Planting Date and Glyphosate Application on Performance of Stocker Cattle Grazing Cool-Season Annual Grasses
Interseeded into Warm-Season Grass Sod
P. Beck, S. Gunter, M. Phillips, and B. Stewart
Pages 124-127
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Quality Characteristics and In Situ Dry Matter Disappearance Kinetics of Bahiagrass and Three Varieties of Bermudagrass Harvested During the Summer and Early Fall in West-Central Arkansas
R. Flores, M.L. Looper, G.E. Aiken, W.K. Coblentz, R.K. Ogden, J.D. Caldwell, K.P. Coffey, and C.F. Rosenkrans, Jr.
Pages 128-130
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Effect of Herbage Depletion on the Grazing Dynamics and Short-Term Intake Rate of Steers Grazing Wheat Pastures
P. Gregorini, J. Caldwell, M. Bowman, C. Masino, W. Coblentz, P.A. Beck, and S.A. Gunter
Pages 131-133
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Animal Performance and Economics of Novel Endophyte Tall Fescues for Stocker Cattle
P. Beck, S. Gunter, K. Lusby, C. West, B. Watkins, and D. Hubbell III
Pages 134-137
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Cow and Calf Performance While Grazing Tall Fescue Pastures with Either the Wild-Type Toxic Endophyte or a Non-Toxic
Novel Endophyte
R.K. Ogden, K.P. Coffey, W. K. Coblentz, J.D. Caldwell, T. Hess, D.S. Hubbell, III, and M.S. Akins
Pages 138-139
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Growth Performance by Fall-Calving Cow-Calf Pairs Grazing Tall Fescue Pastures with Different Proportions Stockpiled Until
Late Fall
J.D. Caldwell, K.P. Coffey, W.K. Coblentz, R.K. Ogden, J.A. Jennings, T.F. Smith, and D.S. Hubbell, III
Pages 140-142
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Interaction of Fescue Toxin with Liver Enzyme P450 3A
A.S. Moubarak, Hehai Wang, Z.B. Johnson, and C.F. Rosenkrans, Jr.
Pages 143-145
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Cattle vs. Sheep in Their Responses to Fescue Toxins
A. Moubarak, S.M. Cannon, and C.F. Rosenkrans, Jr.
Pages 146-148
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Influence of Endophyte-Infected Tall Fescue Seed on Fecal Shedding of Escherichia coli O157:H7 and Blood Metabolites in
Experimentally Inoculated Sheep
M.L. Looper, T.S. Edrington, J.M. Burke, R. Flores, T.R. Callaway, G.E. Aiken, and C.F. Rosenkrans, Jr.
Pages 149-151
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Behavior of Steers Grazing Tall Fescue Fed Different Types of Supplements
J.D. Shockey, S.A. Gunter, P.A. Beck, and C.B. Stewart
Pages 152-154
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Perennial Versus Annual Cool Season Grasses as Supplements for Wintering Beef Cows
S.A. Gunter, P.A. Beck, J.D. Shockey, C.B. Stewart, and J.M. Phillips
Pages 155-157
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Effect of Hay Harvest Interval on Forage Quality and Performance of Growing Calves Fed By-product-Based Growing Diets
P. Beck, S. Hutchison, B. Stewart, D. Shockey, and S. Gunter
Pages 158-160
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Relationships Between Calf Serum Metabolites at Feedlot Entry and Subsequent Carcass Traits in Brangus-Crossbred Calves
R. Flores, J.A. May, M.N. Nihsen, M.L. Looper, K. May, D.M. Hallford, and C.F. Rosenkrans, Jr.
Pages 161-162
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Effects of Ca Salts of Conjugated Linoleic Acid and Previous Rate of Weight Gain on Growth Performance, Immune Function, and Carcass Characteristics of Beef Cattle
H. Flórez-Díaz, E.B. Kegley, G.F. Erf , D.L. Kreider, K.P. Coffey, J.K. Apple, and N.D. Luchini
Pages 163-166
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Influence of Live Weight Gain and Calcium Salts of Conjugated Linoleic Acid on Growth Performance and Immune Function of
Growing Cattle
H. Flórez-Díaz, E.B. Kegley, G.F. Erf , D.L. Kreider, K.P. Coffey, N.D. Luchini, and S.L. Krumpelman
Pages 167-170
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Effects of On-arrival vs. Delayed Modified Live Virus (MLV) Vaccination on Health, Performance, and Serum Infectious Bovine
Rhinotracheitis (IBR) Titer Levels of Newly Received Stocker Cattle
J.T. Richeson, P.A. Beck, S.A. Gunter, M.S. Gadberry, T.W. Hess, D.S. Hubbell, III and C. Jones
Pages 171-173
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Using Programmed Feeding to Manage the Nutrition of Young Beef Cows
S.A. Gunter, P.A. Beck, P. Gregorini, J.D. Shockey, and C.B. Stewart
Pages 174-177
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A Case Study of the Cow Size and Production Efficiency Relationship
W.A. Whitworth, C.R. Stark, Jr., and T.G. Montgomery
Pages 178-181
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The Use of Serum Components and Ultrasonic Measurements at Weaning to Predict Feedlot Gain and Carcass Merit
J.S. Thurlow, T.L. Perkins, S.T. Reiter, A.H. Brown, Jr., and C.F. Rosenkrans Jr.
Pages 182-186
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Effects of Age at Castration and Transportation Stress on Physiological Responses of Newly Weaned Beef Calves
J.S. Thurlow, M.L. Looper, S.T. Reiter, M.A. Lamb, and C.F. Rosenkrans Jr.
Pages 187-190
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Effects of Selected Weather Factors Prior to Feeding on Feed Intake of Beef Bulls During Feedlot Performance Tests
G.T. Tabler, Jr., A.H. Brown, Jr., E.E. Gbur, Jr., I.L. Berry, Z.B. Johnson, D.W. Kellogg, and K.C. Thompson
Pages 191-195
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Effect of Supplement Timing on Blood Measurements and Reproductive Performance in Beef Heifers Grazing Annual Ryegrass
in the Spring
D.L. Kreider, K.P. Coffey, W.A. Whitworth, T.G. Montgomery, W.K. Coblentz, J.D. Caldwell, R.W. McNew, and R.K. Ogden
Pages 196-198
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Effects of Body Condition and Bovine Somatotropin on Endocrine and Follicular Dynamics of Postpartum Brahman-influenced Cows
R. Flores, M.L. Looper, R.W. Rorie, M.A. Lamb, S.T. Reiter, D.M. Hallford, D.L. Kreider, and C.F. Rosenkrans, Jr.
Pages 199-201
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Effects of Body Condition and Bovine Somatotropin on Estrus and Reproductive Performance of Postpartum Brahman-influenced Beef Cows
R. Flores, M.L. Looper, R.W. Rorie, M.A. Lamb, S.T. Reiter, D.M. Hallford, D.L. Kreider, and C.F. Rosenkrans, Jr.
Pages 202-204
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Associations Between Cattle Breed and Heat Shock Protein 70 Gene
M. Lamb, R. Okimoto, M. Brown, and C. Rosenkrans, Jr.
Pages 205-206
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