2001

Cover image of the 34th Conference Proceedings: Four men on horseback lead a single cow through a pen. Yellow background.

Proceedings of the Thirty-Fourth Annual Conference. American Association of Bovine Practitioners. September 13-15, 2001. Vancouver, British Columbia.

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

Published: 2001-09-13

Front / Back Matter

General Sessions

The How, What, Why, and More of Writing Farm Processes

James Bennett

1-5
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Developing Fluid Administration Protocols in Bovine Practice

Sheila M. McGuirk

6-8
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Developing Responsible Use of Antibiotics Protocols

Keith Lawrence

10-13
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Fundamental Considerations in Developing Vaccination Protocols

Robert J. Callan

14-22
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Implementing Expanded Services or Working Outside the Box

John D. Day

23-26
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Dairy Sessions

Will Large Dairy Herds Lead to the Revival of Metabolic Profile Testing?

T. H. Herdt, B. Dart, L. Neuder

27-34
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Time-lapse Video Opens Our Eyes to Cow Behaviour and Comfort

Neil Anderson

35-42
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What I've Learned about Veterinary Medicine Since Becoming a Dairyman

Walter M. Guterbock

43-48
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Feedlot Sessions

Animal Health, Management, and Foodborne Pathogens in Beef Feedlots Results of the NAHMS Feedlot '99 Study

David A. Dargatz, Bruce A. Wagner, Guy H. Loneragan, Lindsey P. Garber, George W. Hill, Nora E. Wineland

72-73
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Sire Selection and Meat Quality

Michael E. Dikeman

74-82
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Marketing Veterinary Services to Small Beef Producers

W. Mark Hilton

83-87
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Cow-Calf Sessions

Bovine Mycoplasmosis

Ricardo F. Rosenbusch

49-52
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Vaccines What REALLY is in, and on, those bottles?

Steve Henry

53-56
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Commodity Feedstuffs in Cow/Calf and Stocker Rations

Dale A. Blasi

57-63
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Trace Mineral Programs and Pasture Quality

Dale A. Blasi

64-71
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Research Summaries - Beef

A Veterinarian's Approach to SPA Using Cow/Calf Production and Financial Records as a Diagnostic Tool

Suelee Robbe, Daryl Strohbehn, Doug Ensley, Brent Meyer

123-124
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Responses of On-site Slaughterhouse Screening Tests After Administration of Ceftiofur

Edward J. Robb, Scott A. Brown, Michael Payne

124-125
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Pasteurella Vaccination with Metaphylaxis for Calf Health

Raymond W. Loan, Charles W. Purdy, Robert E. Briggs, Norbert K. Chirase

125
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Plasma 3-methylindole and Blood 3-methyleneindolenine in Feedlot Cattle

Guy H. Loneragan, Paul S. Morley, John J. Wagner, Daniel H. Gould, Gary S. Mason, Garold S. Yost

126
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A Study of the Prevalence of Hemophilus somnus, Mycoplasma bovis and Bovine Virus Diarrhea Virus in Western Canadian Feedlot Cattle Dying with Heart Lesions

Deborah Haines, Doug Myers

127
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Influence of Arrival Weight, Season and Calf Supplier on Survival in Holstein Beef Calves on a Calf Ranch

D. A. Moore, W. M. Sischo, D. Festa, J. Reynolds, C. Holmberg, E. R. Atwill

128
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Ranch Management Factors Associated with Seroprevalence of Neospora caninum Beef Calves

K. S. Barling, J. W. McNeill, J. C. Paschal, F. T. McCollum, III, T. M. Craig, L. G. Adams, J. A. Thompson

128-129
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AABP/SFT Joint Sessions

Male Reproductive Surgery

Bruce L. Hull

88-91
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Teaser Bull Preparation

Bruce L. Hull

92-94
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Current Concepts for Estrus Synchronization and Timed Insemination

W. W. Thatcher, D. J. Patterson, F. Moreira, M. Panciera, E. R. Jordan, C. A. Risco

95-105
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Sexing Bovine Sperm

George E. Seidel, Jr.

106-108
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Hormonal Therapy in the Postpartum Cow - Days 1 to 10 Fact or Fiction?

Grant S. Frazer

109-122
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Research Summaries - Dairy

Effect of Estradiol Cypionate in Postparturient Dairy Cattle at Increased Risk for Metritis

Michael W. Overton, William M. Sischo, James P. Reynolds

130
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Persistent Infection and Sub-Clinical Bovine Viral Diarrhea Virus Transmission in Dairy Calves

Sharon K. Hietala, Mark C. Thurmond, Donald M. Rush, Claudia Munoz-Zanzi

131
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Evaluation of a Novel Vaccine Consisting of Siderophore Receptor Proteins and Porins for Controlling Salmonellosis in a Commercial Dairy Herd

Daryll Emery, Darren Straub, Larry Slinden

132
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Development of a Centrally Based Dairy Performance Benchmark Program with the Capability of also Performing as a Sensitive Dairy Management Diagnostic Monitor

F. E. Standaert, M. D. Hanigan, J. H. Mahoney, M. A. Faldet, R. W. Prange

133-134
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Serological Evaluation of Five Unvaccinated Heifers as a Method for Detecting Herds Infected with Bovine Viral Diarrhea Virus

Roxanne Pillars, Dan Grooms

134-135
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Jejunal Hemorrhage Syndrome of Dairy Cattle

M. A. Kirkpatrick, L. Timms, K. W. Kersting, J. Kinyon

135-136
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Field Trial of Intrauterine Antibiotic or Prostaglandin for Treatment of Clinical Endometritis in Dairy Cows

Stephen LeBlanc, Ken Leslie, Todd Duffield, Ken Bateman, Greg Keefe

136-137
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Efficacy of Ceftiofur Hydrochloride Administered Parenterally for Five Consecutive Days for Treatment of Acute Post-partum Metritis in Dairy Cows

John R. Chenault, Joseph F. McAllister, S. Theodore Chester, Kenneth J. Dame, Fabian M. Kausche

137-138
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Descriptive Epidemiology of Udder Cleft Dermatitis in a Dairy Herd with Sarcoptic Mange

L. D. Warnick, D. V. Nydam, A. E. Maciel, C. L. Guard

138-139
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Treatment of Cows with Retained Fetal Membranes with Ceftiofur

M. Drillich, O. Beetz, A. Pfützner, M. Sabin, H. -J. Sabin, W. Heiwieser

139-140
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Association of Prepartum Plasina Non-esterified Fatty Acid Concentration with Retained Placenta in Multiparous Holstein Cows

T. Conner, T. H. Herdt, L. Neuder

140-141
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Homoeopathic Remedies in the Treatment of Mastitis Preliminary Results of a Positive Control Study and Review of Alternative Therapies

K. Mueller

141-142
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Effects of Endometritis at the Beginning of the Breeding Period on Reproductive Performance in Dairy Cows

Douglas S. Hammon, G. Reed Holyoak, Justin Jenson, Howard R. Bingham

142-143
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Results of a Seven-Year Surveillance of Milk Safety Related to Use of Ceftiofur Sodium and Ceftiofur Hydrochloride

Gary L. Gillette

143-144
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Association of Lameness in Dairy Cattle with Other Diseases

Dorothee Janssen, Charles L. Guard, Lorin Warnick

144
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Determination of the role of Clostridium perfringens Type A in Intraluminal Intestinal Hemorrhage Syndrome in Dairy Cows

Jennifer Ivany, David E. Anderson, Matthew D. Miesner

145
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Use of Ovsynch/TAI for Postpartum or Post-service Anestrus in Dairy Cows and Effects of Some Factors Affecting Conception Rate

K. Yamada, T. Nakao, G. Matsuda, T. Tanaka, T. Tokunaga, N. Numayama, J. Saito, K. Arai

146
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Pre-calving Administration of a Rumensin® Controlled Release Capsule for the Prevention of Energy-Associated Disease

Todd Duffield, Randal Bagg, Luc DesCôteaux, Emile Bouchard, Marcel Brodeur, Denis DuTremblay, Stephen LeBlanc, Greg Keefe, Paul Dick

147
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Research Summaries - General

Microbial Safety of Ceftiofur and its Metabolites Instability in the Right Places

Susan F. Kotarski, Rex E. Hornish, Walter J. Smolenski, Sarah A. Salmon, Scott A. Brown, Fabian Kausche, Edward J. Robb

148
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Evaluation of the Field Performance of the First Commercial Neospora Vaccine in Dairy Cattle

Les Choromanski, John Zimmerman, Sandy Rogers

149
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Evaluation of the ImmunoCardSTAT Rotavirus Assay For On-site Detection of Bovine Rotavirus

Roger Maes, Dan Grooms, Valerie Ciesicki, Cunqin Han, Annabel Wise

150
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Inhibition of Bovine Herpesvirus 1 and Bovine Viral Diarrhea Virus Replication by Genistein a Compound in Soybeans

D. Peterson, A. Shaw, A. A. El-Sheikh, L. J. Braun, C. Y. Wang, C. C. L. Chase

151
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Evaluation of the Embryo Transfer Procedure Proposed by the International Embryo Transfer Society (IETS) as a Method of Controlling Vertical Transmission of Neospora caninum in Cattle

Paul Baillargeon, Gilles Fecteau, Julie Paré, Pierre Lamothe, Roger Sauvé

152
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Accuracy of Blood Electrolyte Measurements Taken with a Portable Measuring Device (PalmLab™) Compared to Standard Laboratory Procedures

Dorothee Janssen, Michelle Seymour-Stefanski, Tracy Stokol, Lorin Warnick

153
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Stillbirths Associated with Neospora caninum and BVDV type II in Dairy Heifers

Mark C. Thurmond, Sharon K. Hietala, Claudia Muñoz-Zanzi

154
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A Continuing Education Program to Teach Early Pregnancy Diagnosis by Ultrasound in Dairy Cattle

W. Heuwieser, C. Pfrang, T. Hallmann

155
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Posters

Evaluation of Milk Urea Nitrogen Levels on Bulk Tank Milk and Individual Cow Milk

P. Arunvipas, J. VanLeeuwen, I. Dohoo, E. Leger, G. Keefe

156
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Vaccination of Young Dairy Calves against Mannheimia haemolytica and Pasteurella multocida Field Trial

Pascale Aubry, Lorin D. Warnick, Charles L. Guard, Bruce W. Hill, Michael F. Witt

157
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Evaluation of ECF™ (Early Conception Factor) Dip Stick Test for Cattle

Bruce A. Beachnau, John Luchsinger, Shannon L. Beaumont

157-158
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Comparison of the Effects of Two Approaches to Retained Placenta on the Uterine Bacteriology, Cytology and Fertility of Dairy Cows

M. Bolourchi, H. Karami, P. Hovareshti, A. Barin, T. Zahrai Salehi

158-159
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Evaluation of Two Treatment Protocols against Staphylococcus aureus at Drying-off

Jorge Castillo, Émile Bouchard, Luc DesCôteaux, Lucie Dutil

159-160
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Impact of Treatment with Monensin Controlled-release Capsule on Blood Biochemical Constituents

Dominique Cécyre, Luc DesCôteaux, Marcel Brodeur, Armand V. Tremblay

160-161
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Daily Gain and Incidence of Scours in Holstein Calves fed Milk Replacers Supplemented with Antibiotics or Enteroguard®

D. C. Donovan, S. T. Franklin, C. C. L. Chase, H. Prezler, A. R. Hippen

161
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Comparison of Acute-phase Protein Responses of Cattle in Naturally Acquired Respiratory Disease Relationships to Vitamin E Supplementation and Antimicrobial Therapy

J. N. Carter, G. L. Meredith, D. R. Gill, A. W. Confer

162
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A New Diagnostic Test for the Detection of Bovine Leukemia Virus (BLV) Infection in Cattle

Holly Connelly, David Kelsey, Elizabeth Reeve, Michael Luck, Joseph Crabb

163
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Effect if an Orally Administered Antacid Agent Containing Mg(OH)₂ and Al(OH)₃ on Abomasal pH in Milk-fed Calves

A. F. Ahmed, P. D. Constable, N. A. Misk

164
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The Association Between Neospora caninum Serological Status and Culling in Ontario Holsteins

G. Cramer, D. Kelton, T. Duffield, K. Lissemore, J. Hobson, S. Hietala, A. Peregrine

165
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A Comparison of Three Different Methods of Serological Testing for the Presence of Antibodies to Neospora caninum in Beef Cattle

Gail Cunningham, Cheryl Waldner, John Campbell, Eugene Janzen, Lydden Polley

166
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Left Displaced Abomasum To Toggle or not to Toggle, that is the Question!

Luc DesCôteaux, Eve Woods-Lavoie, André Cecyre, Yves Larouche, Robert Rioux, Pascal Dubreuil

167
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Production and Financial Losses Associated with Preweaning Disease in Beef Cattle

Dewell G. A., L. L. Hungerford, R. D. Dewell, W. W. Laegreid

168
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A Productive Evaluation Program For Dairy Cattle

Thomas Drake, David Griswold, Michael O'Connor, James Beech, James Ferguson

168-169
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Relationship between Neospora caninum Seropositivity and Udder Health in Lactating Dairy Cows

T. Duffield, G. Wideman, D. Kelton, A. Peregrine, G. Cramer, S. Hietala

169-170
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Bovine Viral Diarrhea Virus Infections in Commingled and Transported Calves Fall 2000 Study and Summary of a Three-year Study

R. W. Fulton, J. T. Saliki, A. W. Confer, C. W. Purdy, R. E. Briggs, J. F. Ridpath, G. C. Duff, R. W. Loan, D. L. Step, L. J. Burge

170-171
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Evaluation of Vaccinations of Calves and their Impact on Feedlot Performance Assessment of a Retained Ownership Program of Postweaning Calves

R. W. Fulton, B. J. Cook, D. L. Step, A. W. Confer, J. T. Saliki, R. D. Welsh, K. Shawn Blood

171-172
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Teat Endoscopy (Theloscopy) Equipment and Procedure

Thomas Geishauser, Klaus Querengässer

172
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Tongue Mutilations in a Beef Backgrounding Feedlot

D. Grotelueschen, S. Ensley, M. Slattery, D. Smith, A. Doster, D. Steffen, D. Rogers, B. Brodersen

173
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An Independent Evaluation of a Lactating Dairy Cow Model 1. Milk Production and Composition, Body Weight, and Body Condition Score

M. D. Hanigan, F. E. Standaert, L. Reutzel, D. C. Weakley

174
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Acute and Chronic Effects of Intravenous Hypertonic Saline Solution and Rehydration Fluid on Plasma Electrolyte Concentrations and Renal Function in Holstein Steers

Jordan D. Hammer, Todd F. Robinson, Beverly L. Roeder

175
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Cowside Diagnostic Blood/Serum Chemistry Device

John C. Haupert

176
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It is Feasible to use Test-day Information (DHI Milk Control Data) for the Estimation of Energy Uptake in Dairy Cows

C. Heuer, Y. H. Schukken, W. M. Van Straalen

177
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Neospora caninum and Milk Production a Theory Based on a Cornparison of the Effect in Two Populations of Ontario Dairy Herds

T. Duffield, J. Hobson, D. Kelton, A. Peregrine, B. McEwen, S. Hietala, K. Lissemore, K. Leslie, G. Cramer

178
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Risk Factors for Neospora caninum Infection and Associated Abortion in Ontario Holstein Dairy Herds

J. Hobson, T. Duffield, A. Peregrine, B. McEwen, S. Hietala, D. Kelton, K. Lissemore, K. Leslie, G. Cramer

179
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Bovine Torovirus and Other Enteric Microorganisins in Feces from Clinical Cases of Gastroenteritis in Cattle

A. E. Hoet, T. E. Wittum, L. J. Saif

180
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Economic Assessment of Twinning in a Dairy Herd in Tehran, Iran

P. Hovareshti, M. Bolourchi, A. Niesari

180-181
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Titer Response in Cows Vaccinated with a Neospora caninum Vaccine

Dorothee Janssen, Leszek Choromanski

181-182
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Use of Daily Postpartum Temperatures to select Dairy Cows for Treatment with Systemic Antibiotics

Michaela Kristula, Billy Smith

182
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Assessing the Associations Among Facility Design and Management Practices and Drug Use in Ontario Free-Stall Dairy Herds

D. Léger, D. Kelton, K. Lissemore, S. W. Martin

183
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Postpartum use of Lutalyse*/Dinolytic* Sterile Solution in Problem Cows

J. H. Luchsinger, J. F. Boucher

184
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The Importance of Understanding Dairy Farmers' Competencies Prior to Industry Deregulation

David Marchant

185
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An Epidemiologic Method to Determine Losses Associated with Subclinical Gastrointestinal Nematodes in Yearling Cattle

Keith Mertz, Bill Epperson, Mike Hildreth

186
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Factors Associated with Off-flavours in Milk in Prince Edward Island Dairy Herds

A. Mounchili, J. Wichtel, I. Dohoo, L. Halliday, G. Keefe, J. VanLeeuwen, K. Gottshall-Pass, R. Sampson

187
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A Study of the Economic Losses Due to Bovine Paratuberculosis in Two Herds Around Tehran

M. Gh. Nadalian

188-189
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Impact of Gastrointestinal Nematodes in Lactating Cattle A Clinical Trial

A. Nødtvedt, I. Dohoo, J. Sanchez, G. Conboy, G. Keefe, L. DesCôteaux, K. Leslie, J. Campbell

190
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Pings A Reliable Clinical Sign for Diagnosis of Abdominal Disorders in Cattle?

I. Nowrouzian, A. Kalantari - Khandani, M. Gh. Nadalian, M. M. Dehghan

191
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Managing the Risk of Cryptosporidium on Dairy Farms in Watersheds

D. V. Nydam, S. E. Wade, H. O. Mohammed

192
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Studies on Milk Flow in Cows with Acquired Milk-flow Disorders

Julia Querengässer, Thomas Geishauser, Klaus Querengässer, Rupert Bruckmaier, Klaus Fehlings

193
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Effect of Rumen Transfaunation on Selected Rumen Parameters, Blood Metabolites and Feed Intake in Dairy Cows with Left Displaced Abomasums

K. R. Rager, L. George, E. L. Dueger

194
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Variability Factors of Milk Fat-Protein Concentration Ratio

William Rapheal, Paul Bartlett, Michelle Kopcha, Thomas Herdt

195
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Relative Risk of Liver Failure in Dairy Cows with Left Abomasal Displacement

J. Rehage, M. Kaske, H. Scholz

196
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Treatment of Oleander Poisoning with V285

Mehdi Sakha, Ali Rezakhani

197
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Minimum Inhibitory Concentration Determinations for Ceftiofur and Spectinomycin against Pasteurella multocida, Mannheimia spp. and Haemophilus somnus from France, The Netherlands, and Germany

S. A. Salmon, J. L. Watts, C. A. Van den Eede, A. Bils, F. Goldenstein, J. Acar, C. Kehrenberg, S. Schwartz

198
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Comparison of Clinical Efficacy of Ceftiofur to Oxytetracycline for Treatment of Acute Puerperal Metritis in Cows

Eric J. Schmitt, Joseph F. Boucher, Chris A,. Van den Eede, John R. Chenault, Sophie N. Van Oye, Veerle J. Maes

199
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Footbathing in the Management of Papillomatous Digital Dermatitis

Joy Seymour, Jeff Durkin, Harinath Bathina, Tom Hemling

200
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A Longitudinal Study of the Prevalence, Incidence and Duration of Fecal Shedding of Escherichia coli 0157:H7 by Feedlot Cattle

D. R. Smith, R. A. Moxley, J. D. Folmer, S. M. Younts, M. Khaitsa, J. T. Gray, S. Hinkley, L. L. Hungerford, T. J. Klopfenstein

201
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In vitro Fertilization of Cumulus-Free Bovine Oocytes in Caffeine and Different Concentrations of Calf Serum

P. Tajik, K. Niwa

202
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A Comparison of Serologic Responses to Type 1 and 2 Bovine Viral Diarrhea Viruses in Naturally Exposed Dairy Cattle

R. R. M. Tremblay, C. A. Power, L. T. Jordan, P. S. Carman

203
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Comparison of Pre- and Postpartum Performance of Holstein Dairy Cows Having either a Single or Twin Pregnancy

Robert J. Van Saun

204
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Hepatic Trace-mineral Concentrations in the Bovine Fetus and Neonate

Robert J. Van Saun, Thomas H. Herdt, W. Emmett Braselton

205
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Johne's Disease in the Maritime Districts of Canada Prevalence Estimate Adjusted for Test Variability

G. Van Schaik, Y. H. Schukken, M. Contreras, J. A. VanLeeuwen, G. P. Keefe

206
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Prevalence of Antibodies to Mycoplasma avium subsp. paratuberculosis (Johne's Disease) in Saskatchewan Beef Cows on Community Pasture

Cheryl Waldner, Gail Cunningham, John Campbell, Eugene Janzen, Sheila Copeland

207
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Comparison of Three Reverse Transcription-Polymerase Chain Reaction Assays for the Detection and Genotyping of Bovine Viral Diarrhea Virus Isolates

Byung Chul Ahn, Paul H. Walz, Sanjay Kapil

208
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Economic Value of Early Cytogenetic Testing of Potential Cattle Breeding Stock

Alvin F. Weber, Lance Buoen

209
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Differential Diagnosis of Colic in Calves

H. Wendel, G. Rademacher, W. Klee

209-210
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Comparison of an Ovsynch Protocol with a PGF2α Treatment Based on Rectal Palpation

M. Wittke, M. Drillich, B.-A Tenhagen, W. Heuwieser

210-211
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A Multi-location Clinical Study of Ceftiofur for the Treatment of Postpartum Cows with Elevated Temperature and other Complications

Chun Zhou, Joseph F. Boucher, Kenneth J. Dame

211-212
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