1998

Cover image of the 31st Conference Proceedings: A photo of Dr. Eric I. and Mrs. Mary Williams smiling in golden light. Yellow background.

Proceedings of the Thirty-First Annual Conference. American Association of Bovine Practitioners. September 24-26, 1998. Spokane, Washington.

Editor: Eric I. Williams
Executive Vice President: James A. Jarrett
Assistant Editor: Robert A. Smith
Advertising Representative: Veterinary Learning Systems
Publisher: Frontier Printers, Inc.

Published: 1998-09-24

Front / Back Matter

Proceedings of the Thirty-First Annual Conference (1998). Front Matter

i-iii, xiii-xiv
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Proceedings of the Thirty-First Annual Conference (1998). A Message From The President

iv-viii
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Proceedings of the Thirty-First Annual Conference (1998). Program of Events

ix-xiii
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Proceedings of the Thirty-First Annual Conference (1998). Back Matter

300-303
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General Sessions

Significance and Sources of Antimicrobial-Resistant Nontyphoidal Salmonella Infections in Humans in the United States the Need for Prudent Use of Antimicrobial Agents, Including Restricted Use of Fluoroquinolones, in Food Animals

Frederick J. Angulo, Robert V. Tauxe, Mitchell L. Cohen

1-8
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Does Antimicrobial Use in Animals Affect Human Health?

Mike Apley

9-12
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Effective Planning Make something happen!

Charles E. Gardner

13-16
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Adding Value and Getting Paid for It

Kelly F. Lechtenberg

17-21
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Personnel Management Making it Work in Practice

John C. Simms

22-25
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Information on Regulation of Reproductive Cyclicity in Cattle

Milo C. Wiltbank

26-33
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Practical Manipulation of the Estrous Cycle in Dairy Animals

William W. Thatcher, Carlos A. Risco, Frederico Moreira

34-50
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Practical Manipulation of the Estrous Cycle in Beef Cattle

Michael L. Day

51-61
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Rangeland Cattle and the Risk of Waterborne Cryptosporidium parvum Infection in Humans

Rob Atwill

62-66
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Characterization of Antibiotic Resistance Among Veterinary Bacterial Pathogens

David G. White

67-68
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Putting NC-BQA to Work Through the Quality Assurance, Critical Management Points© (QACMP)© System

Dee Griffin, Todd Milton, Deb Roeber, Dale Grotelueschen, Jerre Johnson, Shawn Blood, Rick Nielson

69-78
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Surgical Restoration Of Breeding Bulls

David E. Anderson

79-81
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Breeding Soundness Examination of the Cow

Grant S. Frazer

82-86
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Surgical Management of the Infertile Cow

David E. Anderson

87-88
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Clinical Management of Pregnancy Complications in the Cow

Grant S. Frazer

89-96
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Dystocia a Review of Fetotomy in the Cow

Grant S. Frazer

97-100
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Surgical Management and Decisions in Problem Birthing

David E. Anderson

101-103
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Beef Sessions

Risk Factors Associated With Fatal Fibrinous Pneumonia (Shipping Fever) in Feedlot Calves

Carl S. Ribble, Alan H. Meek, Mohamed M. Shoukri, P. Tim Guichon, G. Kee Jim

104-109
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Effective Immunization of Cattle

R. D. Schultz

110-112
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Immunomodulators Used in Cattle

R. D. Schultz

113
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How to Keep Both the Consultant and the Local Veterinarian Involved Part 1

Delbert G. Miles

114
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How to Keep Both the Consultant and the Local Veterinarian Involved Part 2

Doug Schwenka

115-116
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Bovine Practitioners' Role - Information Transfer Carcass to Conception

Tom Noffsinger

117-118
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Vaccines I would Not Use in My Cattle

R. D. Schultz

119-120
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Disease Outbreak Investigation in the Beef Herd Defining the Problem

Carl S. Ribble, Eugene D. Janzen, John Campbell

121-127
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Opportunities for Cow-calf Practice Interpreting the NAHMS Cow-calf Report

David A. Dargatz

128-130
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Johne's Control in Cow-Calf Operations

Mike Collins

131-133
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Dairy Sessions

Field Measurement of Milking Vacuum Using Flow Simulation

Steven Stewart

134-140
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Cow Flow Through the Dairy Culling Decisions

Terry W. Lehenbauer

141-147
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Practical Computerized Monitoring of Parlor Cow Flow

Steven C. Stewart, Steven W. Eicker

148-153
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Factors to Concentrate on to Prevent Periparturient Disease in the Dairy Cow With Special Emphasis on Milk Fever

J. P. Goff, R. L. Horst

154-163
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The Many Causes of Down Cows

V. S. Cox, J. S. Onapito

164-166
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Prevention and Treatment of Down Cows a Continuum

V. S. Cox, R. J. Farmsworth

167-169
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Research Summaries - Dairy I & II

Predictive Values of Early Pregnancy Diagnosis by Ultrasonography in Dairy Cattle

Virginie Filteau, Luc DesCôteaux

170-171
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Does it Pay to Use an Ultrasound Machine for Early Pregnancy Diagnosis in Dairy Cows?

Luc DesCôteaux, John Fetrow

172-174
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Comparison of Two Estrus Synchronization Programs in a Large, Confinement-Housed Dairy Herd

Jenks Swann Britt, Jerome Gaska

175-178
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Comparison of human choriogonadotropin (HCG) and gonadotropin releasing hormone (GnRH) using a synchronized ovulation program for timed breeding

G. Goodell, T. Geary, R. Stevens

180-181
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The Effect of Lameness on Milk Production in Dairy Cattle

L. D. Warnick, C. L. Guard, Y. T. Gröhn

182
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A Prospective Randomized Field Study to Determine the Efficacy of a Serpens spp Vaccine Combined with Topical Treatment with Lincomycin HCl for Treatment of Papillomatous Digital Dermatitis (Footwarts) on a California Dairy

S. L. Berry, T. W. Graham

183
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Effect of Transition Ration Energy and Fiber Levels on Subclinical Laminitis and Ruminal Acidosis in Holsteins Cows in Florida

G. M. DeChant, C. A. Risco, G. A. Donovan, T. Q. Tran, H. H. Van Horn, D. R. Bray

186
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Claw diseases The most common cause of dairy lameness diagnoses, frequencies and risk groups in a University herd

Christer Bergsten, Dale D. Hancock, John M. Gay, Clive C. Gay, Lawrence K. Fox

188-194
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Factors Associated with Colostral Hydrometer Values

Fiona Maunsell, Dawn Morin, Peter Constable, Gene McCoy

195
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Evaluation of Specific Gravity as a Screening Test for Colostrum

Phillip M. Jardon, Jon Robison, Jacqueline Myake

196
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The Effect of Fluid Volume Fed on the Serum Immunoglobulin in Calves

C. S. Adams, C. Y. Taugher, P. W. Jardon

197
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Influence of Concentrate Feeding Frequency and Intrinsic Factors on Diurnal Variations of Blood Metabolites in Dairy Cows

Richard Eicher, Annette Liesegang, Emile Bouchard, Armand Tremblay

198-202
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Methods of Evaluating Ruminal pH in Dairy Cattle

Garrett R. Oetzel, Kenneth V. Nordlund

203
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Distribution Characteristics and Sampling Strategy Considerations for Plasma Non-Esterified Fatty Acid (NEPA) Testing in Late-Gestation Dairy Cows

Thomas H. Herdt, Paul C. Bartlett

204
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A Cross-Sectional Study of the Relationship Between Abomasal Displacement or Volvulus and Hypocalcemia in Dairy Cattle

R. Delgado-Lecaroz, L. D. Warnick, C. L. Guard, M. C. Smith, D. A. Barry

205
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Effect of Nutrition, Lactation and Periparturient Complications on Adrenal, Pituitary and Ovarian Function and Uterine Involution in High-Producing Dairy Cows

T. Nakao, E. B. Torres, M. Moriyoshi, K. Nakada, T. Osawa, T. Ohtaki, K. Kawata

206-210
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Eliminating Staphylococcus aureus Intramammary Infections Using Immune Enhancement and Antibiotic Therapy

Phillip M. Sears, Austin P. Belschner

211-212
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Evaluation of 9 Treatments, Including No Treatment, for Efficacy Against 21 Different Bovine Mastitis Pathogens

David J. Wilson, Linda L. Garrison, Kerry L. Case, Ruben N. Gonzalez

213-215
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Impact of Prototheca Mastitis on Bulk Tank Somatic Cell Count and Standard Plate Count

Rubén N. Gonzalez, Gary J. Bennett, Sharon A. Sickles, Debra St. Hilaire, Daryl V. Nydam

216-217
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Research Summaries - Beef and General I & II

Botulism in Cattle A Review of 31 Outbreaks, 1984-1997

Julie Williams, Robert Whitlock

218-219
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Synovial Fluid Analysis in Cattle 52 Cases

Carsten Rohde, David E. Anderson, André Desrochers, Guy St-Jean, Bruce L. Hull

220
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Subacute Necrotizing Encephalopathy of Simmental Calves

David Steffen

221-223
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Market-stressed Cattle of a Shipping Fever Epizootic in a Texas Feedlot Have a High Infection Rate with Respiratory Bovine Coronaviruses

J. Storz, C. W. Purdy, X. Q. Lin, M. Burrell, R. E. Briggs, R. W. Loan

224
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Epidemiology of Neospora caninum Infection in Oklahoma Beef and Dairy Cattle

Terry W. Lehenbauer, Sandra J. Rodgers, R. Gayman Helman, Jeremiah T. Saliki

225
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Economic Decision Analysis of Control Strategies for Anaplasmosis in Beef Herds

Terry W. Lehenbauer

226
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Prevalence of Intramammary Infections in Beef Heifers at Parturition

J. R. Roberson, T. Bailey

227-228
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Antibody Responses of Young Calves to Inactivated Viral Vaccines

Merlin Kaeberle, Ronald Sealock, Mark Honeyman

229-232
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Enteric Immunization Induces Active Mucosal and Systemic Immunity in Neonatal Ruminants

G. Mutwiri, Z. Papp, P. Griebel

233-238
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Results of Serological Testing of AABP Members for Antibody to M. paratuberculosis

M. T. Collins, E. J. B. Manning

239-240
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Eradication of Johne's Disease from a Heavily Infected Herd in 12 Months

M. T. Collins, E. J. B. Manning

241-244
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Efficacy of Florfenicol for the Treatment of Naturally Occurring Infectious Bovine Keratoconjunctivitis (Pinkeye)

J. A. Angelos, E. L. Dueger, L. W. George, T. Carrier, J. Mihalyi, S. Cosgrove, J. Johnson

245
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Immunohistochemical Test on Skin Biopsies as a Method for Detection of Cattle Persistently Infected with Bovine Viral Diarrhea Virus

Bruce W. Brodersen, Amy K. White, David R. Smith

246
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New Techniques to Evaluate Functional Impact of Bovine Respiratory Disease

J. Coghe, Ch Uystepruyest, F. Bureau, M. L. Van der Weerdt, P. Lekeux

247-249
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Lidocaine-xylazine Lumbosacral Epidural Anesthesia for Surgical Resection of Umbilical Structures in Calves

Colleen A. Lewis, Peter D. Constable, John C. Huhn, Dawn E. Morin

250
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The Effect of Dietary Protein, Fiber, and Digesta Passage Rate on the Duration and Concentration of Escherichia coli 0157:H7 Shed by Cattle

Carolyn Hovde Bohach, Paula R. Austin, Sherilyn Haenny, Indira T. Kudva, Christopher J. Williams, Carl W. Hunt

251-257
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Beef Quality Assurance Through Usage of Critical Control Points

T. M. Devin

258
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Clinical Use of Reproductive Tract Scoring To Predict Pregnancy Outcome

Mel Pence, Russ BreDahl

259-260
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Topical Administration of Trace Elements and Vitamins in Cattle

I. B. Loveridge, J. J. Wichtel, E. L. B. Whittem, N. B. Williamson

261-262
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Evaluation of the Wash-Off Potential of Cydectin® Pour-On from Cattle Following Simulated Rainfall

B. C. Clymer, F. Guerino, T. Janes, W. Barton

263
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Abstracts

Comparison of three treatments for bovine endometritis

I. M. Sheldon, D. E. Noakes

61
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Fatal marijuana poisoning in cattle

D. Driemeier

81
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Conservative and surgical treatment of tibial fractures in cattle

A. Martens, M. Steenhaut, F. Gasthuys, C. De Cupere, A. De Moor, F. Verschooten

86
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Role of infected, non-diseased badgers in the pathogenesis of tuberculosis in the badger

J. Gallagher, R. Monies, M. Gavier-Widen, B. Rule

88
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Serum transferrin in calves infected with Haemophilus somnus

J. McNair, C. Elliot, D. G. Bryson, D. P. Mackie

96
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Cattle plague in Shangri-La observations on a severe outbreak of rinderpest in northern Pakistan 1994-1995

P. B. Rossiter, M. Hussain, R. H. Raja, W. Moghul, Z. Khan, D. W. Broadbent

96
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Prognostic indicators for toxic mastitis in dairy cows

M. J. Green, P. J. Cripps, L. E. Green

112
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Cattle-to-cattle transmission of Mycobacterium bovis

E. Costello, M. L. Doherty, M. L. Monaghan, F. C. Quigley, P. F. O'Reilly

112
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Chondrodysplasia in Australian Dexter cattle

P. A. W. Harper, M. R. Latter, F. W. Nicholas, R. W. Cook, P. A. Gill

116
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Investigation of osteochondrosis in grazing beef cattle

B. D. Hill

127
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An outbreak of contagious bovine pleuropneumonia in Ngamiland district of north-western Botswana

W. Amanfu, K. V. Masupu, E. K. Adom, M. V. Raborokgwe, J. B. Bashiruddin

130
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Use of ultrasonography to help to predict observed oestrus in dairy cows after the administration of prostaglandin F2α

S. T. Smith, W. R. Ward, H. Dobson

133
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Diagnostic reliability of clinical signs in cows with suspected bovine spongiform encephalopathy

U. Braun, E. Schicker, B. Hörnlimann

147
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Exploratory study on the economic value of a closed farming system on Dutch dairy farms

G. van Schaik, A. A. Dijkhuizen, G. Benedictus, H. W. Barkema, J. L. Koole

147
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Effect of hoof characteristics on the propensity of cattle to slip

C. J. C. Phillips, R. Coe, M. Colgan, C. Duffus, L. Ingoldby, M. Pond, S. Postlethwaite

174
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Practice Tips

Corrective Trimming of Corkscrew Claw

Sarel R. van Amstel

264
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Twist and Flip to a Lower Somatic Cell Count

David Reid

265
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On Drugs in South Georgia

Jim Brett

266-268
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Practice Tips for the Vertically Challenged Practitioner

Jessica R. Spatz

269-270
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Caslick's For Cows

Rich Guthrie

271
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Posters

Surgical Procedure for Duodenal Cannulation and Rumen Fistula Prosthesis in the Adult Dairy Cow

Perry S. Dahlquist

272
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Effect of Adding AGRADO™ to the Receiving Ration on Morbidity and Performance of Calves New to the Feedlot Environment

D. H. Hellwig, E. B. Kegley, Donald R. Gill, Fred N. Owens

273
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A Comparison of Prophylactic Antibiotic Treatments with Regards to Morbidity, Mortality and Performance in Arkansas Stocker Cattle

D. H. Hellwig, E. B. Kegley, S. Silzell

274
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Energy and Nutrient Utilization by the Calf's Gut

Germain Nappert, Gordon Zello, Jonathan M. Naylor

275-276
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Assessment of the Effects of Treatment of Beef Cows and Calves with Doramectin Pour-On Solution on Pasture Parasite Contamination and Calf Performance

L. R. Ballweber, E. G. Johnson, W. K. Rowland, G. L. Zimmerman, T. L. Skogerboe, D. J. Walstrom, L. Thompson, A. C. Brake

277
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Evaluation of Doramectin Pour-On Solution for Gastrointestinal Parasite Control in Stocker Calves

J. C. Williams, L. L. Smith, T. L. Skogerboe, D. J. Walstrom, J. M. Cunningham, L. Thompson, A. C. Brake, C. R. Reinemeyer, T. A. Yazwinski

278
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Molecular Epidemiologic and Geographic Information System Analyses of Mycobacterium bovis Isolates from North America

T. A. Ficht, D. Whipple, V. Perumaalla, O. Chacón, P. Alford, M. Slater, D. Baca, J. Hernández, J. Payeur, J. Jarnagin, F. Suárez, C. Turcotte, E. Rohonczy, L. G. Adams

279-281
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Efficacy of Difloxacin in a Pasteurella haemolytica Calf Challenge Model

T. W. J. Olchowy, T. N. TerHune, R. L. Herrick

282
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Serum Immunoglobulin G Concentrations in in-vitro Fertilized Calves Delivered by Cesarean Section

T. L. Bailey, W. D. Whittier, J. M. Murphy, A. L. Riva, W. S. Swecker, K. E. Saker, W. K. Scarratt, D. Caudell, G. G. Schurig

283
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Activity of Gamma Glutamyl Transferase in Serum of Newborn and Day-old Calves Derived by in-vitro Fertilization

T. L. Bailey, W. D. Whittier, J. M. Murphy, A. L. Riva, W. S. Swecker, K. E. Saker, W. K. Scarratt, D. L. Caudell

284
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Efficacy of Copper Oxide Needles in Preventing Copper Deficiency in Cattle

Clive C. Gay, Steven M. Parish, Lori C. Pritchett

285-286
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The Effect of Feeding a Rumensin® Containing Free-Choice Mineral to Steers Grazing Native Grass Pastures

Scott B. Laudert

287
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The Efficacy of Topical Treatment with Lincomycin HCl for Papillomatous Digital Dermatitis Gross and Histological Evaluation

S. L. Berry, D. H. Read, R. L. Walker

288
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Evaluation of an Enzymatic Test for the Rapid Detection of Staphylococcus aureus in Milk

J. Paré, E. Bouchard, A. Lévesque, R. Lallier, J. -M. Guillemette

289
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Prevalence of Rotaviruses in Québec Dairy Calves and Evaluation of Diagnostic Tests

J. Paré, E. Cornaglia, R. Lallier

290
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Acid-Base Balance and Mineral Levels in Dual Purpose Cows

Gerardo F. Quiroz-Rocha, Eugenia Candanosa-de Morales, Jan Bouda, Luis Núñez-Ochoa

291-292
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Selected Biochemical Parameters for Estimation of Energy Metabolism in Dual Purpose Cows

Jan Bouda, Eugenia Candanosa-de Morales, Gerardo F. Quiroz-Rocha, Leopoldo Paasch-Martínez

293-294
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Prebreeding Immunization of Beef Cows

Merlin Kaeberle, Dennis Maxwell, Ronald Sealock

295
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The Use of Live Animal Carcass Ultrasound and Relevance to Veterinary Practice

Mel Pence

296-297
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Unilateral Nephrectomy for Treatment of Renal Disease in Cattle

David E. Anderson, Lowell T. Midla, André Desrochers, D. Michael Rings, Bruce L. Hull, Guy St-Jean, Marie Babkine

298-299
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