Volume 7 • Issue 11 • 2021

Foreword, Swine Day 2021

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Live Yeast and Yeast Extracts with and without Pharmacological Levels of Zinc on Antimicrobial Susceptibilities of Fecal Escherichia coli in Nursery Pigs

• Jenna A. Chance
• Jordan T. Gebhardt
• Joel M DeRouchey
• Raghavendra G. Amachawadi
• Victor Ishengoma
• T. G. Nagaraja
• Qing Kang
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Joseph A. Loughmiller

2021-01-01 Volume 7 • Issue 11 • 2021

Influence of Feed Grade Amino Acid Inclusion Level in Late Nursery and Grower Diets Fed to Pigs from 21 to 75 lb

• Hadley R. Williams
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey
• Robert D. Goodband
• Jordan T. Gebhardt
• Chad W. Hastad
• Zach B. Post
• Keith D. Haydon

2021-01-01 Volume 7 • Issue 11 • 2021

Determining the Phosphorus Release of GraINzyme Phytase in Nursery Pigs

• Larissa L. Becker
• Madie R. Wensley
• Joel M DeRouchey
• Jason C. Woodworth
• Mike D. Tokach
• Robert D. Goodband
• Jordan T. Gebhardt
• R. Michael Raab
• Philip A. Lessard

2021-01-01 Volume 7 • Issue 11 • 2021

Investigating Potential Additive Effects of Formic Acid and Glycerol Monolaurate in Nursery Pig Diets

• Payton L. Dahmer
• Olivia L. Harrison
• Cassandra K. Jones

2021-01-01 Volume 7 • Issue 11 • 2021

Effect of Dietary Salt and Zinc Level on Growth Performance and Fecal Dry Matter of Nursery Pigs

• Ethan B. Stas
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey
• Robert D. Goodband
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Effect of Calcium Carbonate Level with or without Benzoic Acid on Weanling Pig Growth Performance, Fecal Dry Matter, and Blood Calcium and Phosphorus Concentrations

• Alan J. Warner
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

The Effect of Live Yeast and Yeast Extracts on Antimicrobial Susceptibilities of Fecal Escherichia coli of Nursery Pigs Weaned from Sows Fed Diets with or without Yeast Additives

• Jenna A. Chance
• Jordan T. Gebhardt
• Joel M DeRouchey
• R. G. Amachawadi
• V. Ishengoma
• T. G. Nagaraja
• M. D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Qing Kang
• Joseph A. Loughmiller

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Increasing Dietary Alpha-Linolenic Acids on Nursery Pig Growth Performance and Response to Immune Challenge

• Jenna J. Bromm
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Joel M DeRouchey
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of Vegetable Protein Sources on Nursery Pig Performance in a Commercial Environment

• Rafe Q. Royall
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Jordan T. Gebhardt
• Keith D. Haydon

2021-01-01 Volume 7 • Issue 11 • 2021

The Effect of Live Yeast and Yeast Extracts on Growth Performance of Nursery Pigs Weaned from Sows Fed Diets with or without Yeast Additives

• Jenna A. Chance
• Jordan T. Gebhardt
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Joseph A. Loughmiller

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of a Dried Fermentation Product Administered Through Drinking Water on Nursery Pig Growth Performance, Fecal Consistency, and Antibiotic Injections

• Alan J. Warner
• Alexandra L. Gerrard
• Mike D. Tokach
• Raghavendra G. Amachawadi
• Alain Labbé
• Walter Heuser
• Ramya Kalam
• Xiaorong Shi
• T. G. Nagaraja
• Joel M DeRouchey
• Jason C. Woodworth
• Robert D. Goodband
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Mat Feeding on the Growth Performance and Mortality of Pigs After Weaning

• Madie R. Wensley
• Mike D. Tokach
• Robert D. Goodband
• Jordan T. Gebhardt
• Jason C. Woodworth
• Joel M DeRouchey
• Matt Allerson
• Mariana Menegat

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluating Dietary Acidifiers as Alternatives to Conventional Feed-Based Antibiotics in Nursery Pig Diets

• Payton L. Dahmer
• Cassandra K. Jones

2021-01-01 Volume 7 • Issue 11 • 2021

Use of O3 Trial Feed to Reduce Omega-6:3 Ratio in PRRS-Virus Challenged Nursery Pigs

• Jenna J. Bromm
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Joel M DeRouchey
• Chad W. Hastad
• Zach B. Post
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

The Effect of Two Combinations of Direct Fed Microbials on Growth Performance of Nursery Pigs Weaned from Sows Fed Diets with or without Yeast Additives

• Jenna A. Chance
• Jordan T. Gebhardt
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Joseph A. Loughmiller

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Added Calcium Carbonate on Weanling Pig Growth Performance

• Alan J. Warner
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Live Yeast and Yeast Extracts with and without Pharmacological Levels of Zinc on Nursery Pig Growth Performance and Fecal Consistency

• Jenna A. Chance
• Jordan T. Gebhardt
• Joel M DeRouchey
• Hilda I. Calderón
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Joseph A. Loughmiller

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of AgriMune Liquid on Growth Performance of Commercial Nursery Pigs

• Andres F. Tolosa
• Joel M DeRouchey
• Jason C. Woodworth
• Mike D. Tokach
• Robert D. Goodband
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of How Nursery Pig Performance is Affected by Fermented Corn Protein as a Replacement to Enzymatically Treated Soybean Meal Along With High or Low Branch Chain Amino Acid to Leucine Ratios

• Ethan B. Stas
• Jenna A. Chance
• Robert D. Goodband
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of Vomitoxin Control Strategies on Nursery Pig Growth Performance and Blood Measures

• Larissa L. Becker
• Jordan T. Gebhardt
• Mike D. Tokach
• Robert D. Goodband
• Joel M DeRouchey
• Jason C. Woodworth
• Arnau Vidal
• Christos Gougoulias

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of Selenium Source on Nursery Pig Growth Performance, Serum and Tissue Selenium Concentrations, and Serum Antioxidant Status

• Zhong-Xing Rao
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey
• Robert D. Goodband
• Michele De Marco
• Steven Moreland
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Increasing Soybean Meal in Diets Based on Corn and Dried Distillers Grains with Solubles on Growth Performance and Carcass Characteristics of Late Finishing Pigs

• Julia P. Holen
• Robert D. Goodband
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Standardized Ileal Digestible Lysine Level on Growth Performance in 120 to 170 lb DNA Finishing Pigs

• Rafe Q. Royall
• Robert D. Goodband
• Mike D. Tokach
• Joel M DeRouchey
• Jordan T. Gebhardt
• Jason C. Woodworth

2021-01-01 Volume 7 • Issue 11 • 2021

Effect of Increasing L-Lysine-HCl and Amino Acid Ratios on Performance of Finishing Pigs From 240 to 285 lb

• Larissa L. Becker
• Mike D. Tokach
• Robert D. Goodband
• Joel M DeRouchey
• Jason C. Woodworth
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Reducing the Digestible Lysine and Tryptophan to Lysine Ratio on Growth Performance of Grow-Finish Pigs

• Andres F. Tolosa
• Mike D. Tokach
• Robert D. Goodband
• Jason C. Woodworth
• Joel M DeRouchey
• Jordan T. Gebhardt
• Craig Steck
• Matt L. Wolfe

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Standardized Ileal Digestible Lysine Level on Growth Performance in 170 to 220 lb DNA Finishing Pigs

• Rafe Q. Royall
• Robert D. Goodband
• Mike D. Tokach
• Joel M DeRouchey
• Jordan T. Gebhardt
• Jason C. Woodworth

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Standardized Ileal Digestible Lysine on Growth Performance and Economic Return of 200 to 300 lb Grow-Finish Pigs

• Larissa L. Becker
• Emily E Scholtz
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Jordan T. Gebhardt
• Jon A. De Jong
• Fangzhou Wu
• Kiah M. Gourley
• Joe P. Ward
• Casey R. Neill

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Standardized Ileal Digestible Lysine on Growth Performance and Economic Return of 108 to 178 lb Grow-Finish Pigs

• Larissa L. Becker
• Emily E. Scholtz
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Jordan T. Gebhardt
• Jon A. De Jong
• Fangzhou Wu
• Kiah M. Gourley
• Joe P. Ward
• Casey R. Neill

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Increasing Soybean Meal in Corn-Wheat Midds-Based Diets on Growth Performance and Carcass Characteristics of Late Finishing Pigs

• Julia P. Holen
• Robert D. Goodband
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey
• Chad W. Hastad
• Zach B. Post

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Standardized Ileal Digestible Lysine Level on Growth Performance of 80 to 120 lb DNA Grow-Finish Pigs

• Rafe Q. Royall
• Robert D. Goodband
• Mike D. Tokach
• Joel M DeRouchey
• Jordan T. Gebhardt
• Jason C. Woodworth

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of Increasing Dietary Threonine to Lysine Ratio in Corn Soybean Meal Diets with and without DDGS on Growth Performance and Carcass Characteristics of Growing-Finishing Pigs

• Andres F. Tolosa
• Mike D. Tokach
• Robert D. Goodband
• Jason C. Woodworth
• Joel M DeRouchey
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

The Effect of Increasing Valine, Isoleucine, and Tryptophan:Lysine Ratios on Pigs’ Growth Performance and Carcass Characteristics When Fed Diets with Increased Levels of Dietary Leucine:Lysine

• Hadley R. Williams
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey
• Robert D. Goodband
• Jordan T. Gebhardt
• Chad W. Hastad
• Zach B. Post

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of the Pelleting Process on Diet Formulations with Varying Levels of Crystalline Amino Acids and Reducing Sugars on Nursery Pig Growth Performance

• Kara M. Dunmire
• Michaela B. Braun
• Yiqin Zhang
• Cassandra K. Jones
• Yonghui Li
• Jason C. Woodworth
• Robert D. Goodband
• Mike D. Tokach
• Adam C. Fahrenholz
• Charles R. Stark
• Chad B. Paulk

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Increasing Soybean Meal in Corn-Based Diets on Growth Performance of Late Finishing Pigs

• Julia P. Holen
• Robert D. Goodband
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey

2021-01-01 Volume 7 • Issue 11 • 2021

Estimating the Net Energy Value of Expelled, Extruded Soybean Meal When Fed to Nursery Pigs

• Allison K. Blomme
• Haley K. Wecker
• Mike D. Tokach
• Jason C. Woodworth
• Charles R. Stark
• Chad B. Paulk

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Standardized Ileal Digestible Lysine Level on Growth Performance in 230 to 285 lb DNA Finishing Pigs

• Rafe Q. Royall
• Robert D. Goodband
• Mike D. Tokach
• Joel M DeRouchey
• Jordan T. Gebhardt
• Jason C. Woodworth

2021-01-01 Volume 7 • Issue 11 • 2021

Effect of Floor Feeding Creep Feed on the Growth Performance and Mortality of Pigs After Weaning

• Madie R. Wensley
• Mike D. Tokach
• Robert D. Goodband
• Jordan T. Gebhardt
• Jason C. Woodworth
• Joel M DeRouchey
• Matt Allerson
• Mariana Menegat
• Andy Boeschert

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Providing Enrichment Cubes to Suckling Pigs in Late Lactation and After Weaning on Post-Weaning Pig Performance

• Madie R. Wensley
• Mike D. Tokach
• Robert D. Goodband
• Jordan T. Gebhardt
• Jason C. Woodworth
• Joel M DeRouchey
• Denny McKilligan
• Nathan Upah

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluation of Supplemental Fat Sources and Pre-Farrow Essential Fatty Acid Intake on Lactating Sow Performance and Essential Fatty Acid Composition of Colostrum, Milk, and Adipose Tissue

• Julia P. Holen
• Jason C. Woodworth
• Mike D. Tokach
• Robert D. Goodband
• Joel M DeRouchey
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Providing a Liquid Sensory Attractant to Suckling Pigs in Lactation and After Weaning on Post-Weaning Pig Performance

• Madie R. Wensley
• Ty Kim
• Mike D. Tokach
• Robert D. Goodband
• Jason C. Woodworth
• Joel M DeRouchey
• Denny McKilligan
• Nathan Upah
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

The Effect of Live Yeast and Yeast Extracts Included in Lactation Diets on Antimicrobial Susceptibility of Fecal Escherichia coli in Sows

• Jenna A. Chance
• Jordan T. Gebhardt
• Joel M DeRouchey
• Raghavendra G. Amachawadi
• Victor Ishengoma
• T. G. Nagaraja
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Qing Kang
• Joseph A. Loughmiller
• Brian Hotze

2021-01-01 Volume 7 • Issue 11 • 2021

A Meta-Regression Analysis to Evaluate the Influence of Branched-Chain Amino Acids in Lactation Diets on Sow and Litter Growth Performance

• Julia P. Holen
• Mike D. Tokach
• Jason C. Woodworth
• Joel M DeRouchey
• Jordan T. Gebhardt
• Evan C. Titgemeyer
• Robert D. Goodband

2021-01-01 Volume 7 • Issue 11 • 2021

The Effect of Live Yeast and Yeast Extracts Included in Lactation Diets on Sow and Litter Performance

• Jenna A. Chance
• Jordan T. Gebhardt
• Joel M DeRouchey
• Mike D. Tokach
• Jason C. Woodworth
• Robert D. Goodband
• Joseph A. Loughmiller
• Brian Hotze

2021-01-01 Volume 7 • Issue 11 • 2021

Effects of Providing a Sensory Attractant Powder to Suckling Pigs in Late Lactation and After Weaning on Post-Weaning Pig Performance

• M. R. Wensley
• Mike D. Tokach
• Robert D. Goodband
• Jordan T. Gebhardt
• Jason C. Woodworth
• Joel M DeRouchey
• Denny McKilligan
• Nathan Upah

2021-01-01 Volume 7 • Issue 11 • 2021

Decreasing Corn Particle Size Increases Metabolizable Energy When Fed to Gestating Sows

• Gage E. Nichols
• Caitlin E. Evans
• Julia P. Holen
• Rachel N. Kort
• Haley K. Wecker
• Charles R. Stark
• Chad B. Paulk

2021-01-01 Volume 7 • Issue 11 • 2021

Quantification of Semi-Truck Cab Decontamination

• C. Grace Elijah
• Cassandra K. Jones
• Caitlin Evans
• Haley K. Wecker
• Charles R. Stark
• Jianfa Bai
• Elizabeth G. Poulsen-Porter
• Allison K. Blomme
• Jason C. Woodworth
• Chad B. Paulk
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Prevalence and Distribution of African Swine Fever Virus in Swine Feed After Mixing and Feed Batch Sequencing

• C. Grace Elijah
• Jessie D. Trujillo
• Cassandra K. Jones
• Taeyong Kwon
• Charles R. Stark
• Konner R. Cool
• Chad B. Paulk
• Natasha N. Gaudreault
• Jason C. Woodworth
• Igor Morozov
• Carmen Gallardo
• Jordan T. Gebhardt
• Jurgen A. Richt

2021-01-01 Volume 7 • Issue 11 • 2021

Evaluating the Impact of Presence of Organic Matter on Environmental Samples and Sample Processing Technique on RNA Detection of PEDV

• C. Grace Elijah
• Allison K. Blomme
• Olivia L. Harrison
• Jianfa Bai
• Jason C. Woodworth
• Cassandra K. Jones
• Elizabeth G. Poulsen-Porter
• Chad B. Paulk
• Jordan T. Gebhardt

2021-01-01 Volume 7 • Issue 11 • 2021

Feed Mitigant Efficacy for Control of Porcine Epidemic Diarrhea Virus and Porcine Reproductive and Respiratory Syndrome Virus when Inoculated Alone or Together in Feed

• C. Grace Elijah
• Gage E. Nichols
• Jordan T. Gebhardt
• Cassandra K. Jones
• Jason C. Woodworth
• Steve S. Dritz
• Jianfa Bai
• Joe W. Anderson
• Elizabeth G. Poulsen Porter
• Aaron Singrey
• Chad B. Paulk

2021-01-01 Volume 7 • Issue 11 • 2021