•  
  •  
 
Editors
Editor-in-Chief: Editor Name, Editor Institution
Editors: Editor Name, Editor Institution
Editor Name, Editor Institution

Kansas Agricultural Experiment Station faculty members conduct research in nearly all areas of agricultural production. This online collection of research reports publishes preliminary results of research conducted at centers around the state in beef and dairy cattle, swine, meat science, plant pathology, sorghum and wheat breeding, cropping systems, irrigation engineering, cover crops, weed science, entomology, range management, turfgrass, and other areas. Research is supported by federal and state funds, grants, and Kansas State University.

Recent Content

Research Reports

PDF

Wheat Variety Yield Response to Nitrogen and Sulfur Rates During the 2019–2020 Growing Season
B. R. Jaenisch, T. Wilson, N. Nelson, M. Guttieri, and R. P. Lollato

Agricultural Research Center-Hays

Beef Cattle

Beef Cattle Management

PDF

Differences in Rumination and Animal Activity Can Be Quantified by Utilizing New Technologies
M. A. Scilacci, A. J. Tarpoff, E. C. Titgemeyer, T. G. O'Quinn, T. Jennings, C. I. Vahl, D. U. Thomson, W. R. Hollenbeck, and D. A. Blasi

PDF

Subsequent Carcass Merit of Feedlot Cattle May Be Improved by Limit Feeding a High-Energy Diet During the Backgrounding Phase
M. A. Scilacci, M. A. Johnson, C. E. Hissong, S. P. Montgomery, T. G. O'Quinn, A. J. Tarpoff, E. C. Titgemeyer, K. Montgomery, G. T. Tonsor, C. I. Vahl, D. U. Thomson, W. R. Hollenbeck, and D. A. Blasi

PDF

Limit-Fed, High-Energy Diets Can Achieve Improved Feed Conversion Rates Without Compromising Rate of Gain When Compared to Conventional High Roughage Diets
M. A. Scilacci, M. A. Johnson, C. E. Hissong, S. P. Montgomery, A. J. Tarpoff, E. C. Titgemeyer, L. Allen, T. G. O'Quinn, G. T. Tonsor, C. I. Vahl, D. U. Thomson, W. R. Hollenbeck, and D. A. Blasi

PDF

Relationships Among Maternal Traits and Sale Prices of Red Angus Bulls Sold at Auction From 2017 Through 2019
M. J. Smith, K. E. Fike, M. E. King, E. D. McCabe, G. M. Rogers, and K. G. Odde

PDF

Relationships Among Terminal Traits and Sale Prices of Red Angus Bulls Sold at Auction From 2017 Through 2019
M. J. Smith, K. E. Fike, M. E. King, E. D. McCabe, G. M. Rogers, and K. G. Odde

Beef Cattle Reproduction

PDF

The Effect of Method of Collection and Number of Sequential Ejaculates on Semen Characteristics of Beef Bulls
A. R. Hartman, M. L. Butler, S. K. Tucker, N. M. Goodenow, J. M. Bormann, and D. M. Grieger

Beef Cattle Nutrition

PDF

Effects of Choline on Neutrophil Function and Inflammation in Growing Cattle with Modulated Methyl Group Status
M. S. Grant, H. D. Aufdemberge, B. J. Bradford, L. K. Mamedova, and E. C. Titgemeyer

Breeding Herd Nutrition and Management

PDF

Effects of the Age of Newborn Pigs Receiving an Iron Injection on Suckling and Subsequent Nursery Performance and Blood Criteria
H. Williams, C. D. Roubicek, J. M. DeRouchey, J. C. Woodworth, S. S. Dritz, M. D. Tokach, R. D. Goodband, and A. Holtcamp

PDF

Effects of Fe Dosage in Newborn Pigs on Preweaning and Subsequent Nursery Performance
H. Williams, J. C. Woodworth, J. M. DeRouchey, S. S. Dritz, M. D. Tokach, R. D. Goodband, and A. Holtcamp

PDF

Effects of a Bacillus-Based Probiotic on Sow Performance and on Progeny Growth Performance, Fecal Consistency, and Fecal Microflora
M. B. Menegat, K. M. Gourley, M. B. Braun, J. M. DeRouchey, J. C. Woodworth, J. Bryte, M. D. Tokach, S. S. Dritz, and R. D. Goodband

PDF

Effect of Lysine-Fermentation By-Product on Urine pH and Total Urine Bacteria Count in Lactating Sows
K. M. Gourley, J. M. DeRouchey, J. C. Woodworth, M. D. Tokach, S. S. Dritz, R. D. Goodband, and K. J. Touchette

PDF

The Effects of Maternal Dietary Supplementation of Cholecalciferol (Vitamin D3) and 25(OH)D3 on Sow and Progeny Performance
M. T. Thayer, J. L. Nelssen, A. J. Langemeier, J. Morton, J. M. Gonzales, S. R. Kruger, Z. Ou, A. J. Makowski, and J. R. Bergstrom

Canola

Cattle Nutrition

PDF

Effects of Guanidinoacetic Acid on Lean Growth and Methionine Flux in Cattle
M. Ardalan, M. D. Miesner, C. D. Reinhardt, D. U. Thomson, C. K. Armendariz, and E. C. Titgemeyer

PDF

Smartamine M Supplementation Reduces Inflammation but Does Not Affect Performance in Receiving Beef Heifers
M. S. Grant, H. F. Speer, W. R. Hollenbeck, R. N. Wahl, N. D. Luchini, D. A. Blasi, and E. C. Titgemeyer

PDF

Syngenta Enogen Feed Corn Containing an Alpha Amylase Expression Trait Improves Digestibility in Growing Calf Diets
M. A. Johnson, T. J. Spore, S. P. Montgomery, C. S. Kubick, J. S. Garzón, W. R. Hollenbeck, R. N. Wahl, C. I. Vahl, E. D. Watson, and D. A. Blasi

PDF

Syngenta Enogen Feed Corn Silage Containing an Alpha Amylase Expression Trait Improves Feed Efficiency in Growing Calf Diets
M. A. Johnson, T. Spore, S. P. Montgomery, W. R. Hollenbeck, R. N. Wahl, E. D. Watson, and D. A. Blasi

Corn

PDF

Corn Tiller Yield Contributions and Ear Development in Low Plant Densities
R. Veenstra, C. D. Messina, D. Berning, S. Wallace, M. Legleiter, L. Haag, P. V. Prasad, and I. A. Ciampitti

Cropping and Tillage Systems

PDF

Large-Scale Dryland Cropping Systems
A. Schlegel, L. Haag, and A. Burnett

PDF

Wheat and Grain Sorghum in Four-Year Rotations
A. Schlegel, J. Holman, and A. Burnett

Cropping Systems Research

PDF

Using Cover Crops to Suppress Weeds and Improve Soil Health
J. A. Dille, L. I. Chism, and G. F. Sassenrath

PDF

Crop Production 2020 – Corn, Sorghum, Soybean, and Sunflower Variety Testing
G. F. Sassenrath, L. Mengarelli, J. Lingenfelser, and X. Lin

PDF

Impact of Fungicide on Wheat
G. F. Sassenrath, H. Zhao, and X. Lin

PDF

Southeast Kansas Wheat Variety Test Results - 2020
G. F. Sassenrath, L. Mengarelli, J. Lingenfelser, and X. Lin

Dairy Cattle: Dairy Foods

PDF

Development of a High Protein Dairy Snack Based on German-Style Quark Cheese
Y. Ou, K. S. Babu, P. Thorakkattu, K. Getty, and J. Amamcharla

Dairy Cattle: Economics

Dairy Cattle: Foreword

PDF

Foreword
B. Bradford

Dairy Cattle: Milk Processing

Dairy Cattle: Nutrition and Feeding

PDF

Effects of Pre-Cutting Round Alfalfa Hay Bales on Forage Quality and Processing Time
W. E. Brown, E. Harms, J Heimsoth, J. McGinnis, C. I. Vahl, B. J. Bradford, and M. J. Brouk

PDF

Combined Risk Factors and Digestive Disorders in Mid-Lactation Holstein Cows: A Case Study
S. T. Quanz, L. K. Mamedova, M. J. Brouk, P. Gott, and B. J. Bradford

PDF

Identifying a Milk-Replacer and Weaning Strategy for Holstein Calves Using Automated Behavioral Measures of Lying and Environmental Enrichment Device Use
E. M. Bortoluzzi, T. M. Hill, L. L. Deikun, L. A. Ruiz, M. J. Goering, T. S. Dennis, F. X. Suarez-Mena, J. D. Quigley, R. L. Schlotterbeck, M. V. Alonso, R. Mazloom, M. Jaberi-Douraki, and L. E. Hulbert

Dairy Cattle: Physiology and Management

PDF

Resynchronizing Returns to Estrus after a Prior Insemination
J. S. Stevenson and J. A. Sauls-Hiesterman

PDF

Deliberate Exercise of Pregnant Holstein Heifers Improves Milk Composition During Lactation
J. Johnson, P. Steichen, B. J. Bradford, A. E. Rhodes, and T. G. Rozell

Dairy Cattle: Supplemental Content

Department of Agronomy

PDF

Biochar and Nitrogen Effects on Winter Wheat Growth
T. E. Zee, N. O. Nelson, and G. Newdigger

PDF

Impact of Cover Crops and Phosphorus Fertilizer Management on Nutrient Cycling in No-Tillage Corn-Soybean Rotation
R. E. Carver, N. O. Nelson, D. S. Abel, K. Roozeboom, G. J. Kluitenberg, P. J. Tomlinson, and J. R. Williams

PDF

Response of Drought-Tolerant Hybrids to Environmental Yield Potential
T. Newell, K. Roozeboom, I. A. Ciampitti, Eric Adee, G. Cramer, J. D. Holman, and A. Schlegel

PDF

Soybean: Evaluation of Inoculation
I. A. Ciampitti, Eric Adee, J. Kimball, and G. I. Carmona

East Central Kansas Experiment Field

PDF

Corn Yield Response to Plant Populations
D. E. Shoup, Eric Adee, and I. A. Ciampitti

PDF

Balanced Nutrition and Crop Production Practices for Closing Sorghum Yield Gaps
B. McHenry, Eric Adee, J. Kimball, P. V. Vara Prasad, and I. A. Ciampitti

PDF

Corn Yield Response to Plant Populations
D. E. Shoup, E. A. Adee, and I. A. Ciampitti

East Central Kansas Experiment Field

PDF

Corn Yield Response to Plant Populations
D. E. Shoup, Eric Adee, and I. A. Ciampitti

PDF

Balanced Nutrition and Crop Production Practices for Closing Sorghum Yield Gaps
B. McHenry, Eric Adee, J. Kimball, P. V. Vara Prasad, and I. A. Ciampitti

PDF

Corn Yield Response to Plant Populations
D. E. Shoup, E. A. Adee, and I. A. Ciampitti

Feed Manufacturing Research

PDF

The Impact of Fines Inclusion Level and Conditioning Temperature on Pellet Quality and Energy Consumption
M. Saensukjaroenphon, Caitlin E. Evans, Charles R. Stark, and Chad B. Paulk

PDF

Evaluating Hammermill Tip Speed, Air Assist, and Screen Hole Diameter on Ground Corn Characteristics
Michaela B. Braun, Kara M. Dunmire, Haley K. Wecker, Chad B. Paulk, Charles R. Stark, Michael W. Sodak, Maks Kapetanovich, Jerry Shepherd, Randy Fisher, and Kyle Coble

Feed Processing in the Swine Industry

PDF

The Effect of Pellet Mill Production Rate and Knife Distance on Pellet Quality
C. E. Evans, R. J. Beeman, M. Saensukjaroenphon, C. B. Paulk, and C. R. Stark

PDF

Effects of Conditioning Temperature on Pellet Quality of Nursery Pig Diets
G. E. Nichols, C. R. Stark, A. M. Ogles, K. M. Dunmire, and C. B. Paulk

PDF

The Effects of Filter Type and Warm-Up Time on Pellet Durability Index Using the Holmen NHP100 Portable Pellet Tester
C. E. Evans, R. N. Kort, M. Saensukjaroenphon, H. K. Wecker, C. B. Paulk, and C. R. Stark

PDF

Evaluating Soybean Meal Quality Using Near-Infrared Reflectance Spectroscopy
K. M. Dunmire, J. Dhakal, K. Stringfellow, C. R. Stark, and C. B. Paulk

Feed Safety Research

PDF

Assessment of Soy-Based Imports into the US and Associated Foreign Animal Disease Status
Allison K. Blomme, Cassandra K. Jones, Jordan T. Gebhardt, Jason C. Woodworth, and Chad B. Paulk

PDF

Effect of Benzoic Acid and Essential Oil Blends on Viral Load in Swine Feed and Vitamin Premix
Allison K. Blomme, Jordan T. Gebhardt, Cassandra K. Jones, Jason C. Woodworth, Elizabeth G. Poulsen Porter, Jianfa Bai, and Chad B. Paulk

PDF

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, Carmina Gallardo, Jordan T. Gebhardt, and Jurgen A. Richt

PDF

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, and Chad B. Paulk

Finishing Pig Nutrition and Management

PDF

Evaluation of a Commercial Model for Predicting Growth Performance of Pigs with Varying Diet Composition and Stocking Density
M. B. Menegat, F. Wu, J. C. Woodworth, M. D. Tokach, J. M. DeRouchey, S. S. Dritz, and R. D. Goodband

PDF

Economic Model for Optimum Standardized Total Tract Digestible Phosphorus for Finishing Pigs
C. M. Vier, S. S. Dritz, M. D. Tokach, U. A. Orlando, W. Cast, J. C. Woodworth, R. D. Goodband, and J. M. DeRouchey

PDF

Effect of Die Retention Time on Pellet Quality and Phytase Stability of a Corn-Soybean Meal Swine Diet
M. Saensukjaroenphon, C. E. Evans, C. K. Jones, C. H. Fahrenholz, C. B. Paulk, and C. R. Stark

Forage Crops

PDF

Impact of Fertility and Mowing on Crabgrass Quantity and Quality for Hay Production in Southeast Kansas
D. Helwig, M. Haywood, J. K. Farney, B. C. Pedreira, and G. F. Sassenrath

PDF

Bermudagrass Fertility Trial in Southeast Kansas, 2020
D. Helwig, M. Haywood, J. K. Farney, B. C. Pedreira, and G. F. Sassenrath

PDF

Evaluation of Warm Season Annual Forages for Livestock: Biomass and Cost of Production
J. K. Farney, M. E. Reeb, Z. T. Buessing, K. Malone, and G. F. Sassenrath

Grain Sorghum

PDF

Sorghum Grain Filling and Dry Down Dynamics for Hybrids Released Over the Past Six Decades in the US
P. A. Demarco, L. Mayor, P. V. Prasad, C. D. Messina, and I. A. Ciampitti

PDF

Dryland Sorghum Nitrogen Management: Implications for Utilization as Ethanol Feedstock
K. A. Gehl, L. Haag, J. Warren, S. Sharma, and P. J. Tomlinson

PDF

Physiological Changes Across Historical Sorghum Hybrids Released During the Last Six Decades
P. A. Demarco, L. Mayor, S. Tamagno, J. A. Fernandez, P. V. Vara Prasad, J. L. Rotundo, C. D. Messina, and I. A. Ciampitti

Irrigation

PDF

Working with Less Water for Corn Production
A. Schlegel, F. Lamm, and D. O'Brien

PDF

Testing Irrigated Cotton Production
J. Aguilar, R. S. Currie, D. Tomsicek, L. Haag, and S. Duncan

Kansas River Valley Experiment Field

PDF

Grain Sorghum Response to Water Supply and Environment
J. Broeckelman, G. J. Kluitenberg, K. Roozeboom, G. Cramer, Eric Adee, A. Schlegel, J. D. Holman, and I. A. Ciampitti

PDF

Sudden Death Syndrome and Soybean Planting Date
Eric Adee, C. R. Little, and I. A. Ciampitti

Management Practices

PDF

Dual-Purpose Cover Crop Effects on Soil Health in Western Kansas No-Till Dryland Cropping
L. M. Simon, A. K. Obour, J. D. Holman, S. K. Johnson, and K. L. Roozeboom

PDF

Forage Accumulation of Spring and Summer Cover Crops in Western Kansas
L. M. Simon, A. K. Obour, J. D. Holman, S. K. Johnson, and K. L. Roozeboom

PDF

Kansas Soil Health Partnership
C. B. Pires, I. A. Ciampitti, D. A. Ruiz Diaz, M. V. Sarto, and Charles Rice

Meat Science

PDF

Comparison of the Physical Attributes of Plant-Based Ground Beef Alternatives to Ground Beef
K. M. Harr, S. G. Davis, S. B. Bigger, D. U. Thomson, M. D. Chao, J. L. Vipham, M. D. Apley, S. M. Ensley, M. D. Haub, M. D. Miesner, A. J. Tarpoff, K C. Olson, and T. G. O'Quinn

PDF

Consumer Sensory Evaluation of Plant-Based Ground Beef Alternatives in Comparison to Ground Beef of Various Fat Percentages
S. G. Davis, K. M. Harr, S. B. Bigger, D. U. Thomson, M. D. Chao, J. L. Vipham, M. D. Apley, D. A. Blasi, S. M. Ensley, M. D. Haub, M. D. Miesner, A. J. Tarpoff, K C. Olson, and T. G. O'Quinn

PDF

A Preliminary Investigation of the Contribution of Different Tenderness Factors to Beef Loin, Tri-tip, and Heel Tenderness
C. K. Chun, W. Wu, A. A. Welter, T. G. O'Quinn, G. Magnin-Bissel, D. L. Boyle, and M. D. Chao

PDF

Investigating the Contribution of Mature Collagen Crosslinks to Cooked Meat Toughness Using a Stewed Beef Shank Model
W. Wu, A. A. Welter, C. K. Chun, T. G. O'Quinn, G. Magnin-Bissel, and M. D. Chao

PDF

Sensory Evaluation from Asian Consumers of Six Different Beef Shank Cuts
W. Wu, E. A. Rice, B. A. Olson, T. G. O'Quinn, T. A. Houser, E. A. Boyle, and M. D. Chao

North Central Kansas Experiment Field

PDF

Grain Sorghum Yield Response to Water Availability
J. P. Broeckelman, G. J. Kluitenberg, K. Roozeboom, and I. A. Ciampitti

PDF

Late-Season Nitrogen Fertilizer Application in Soybean
G. R. Balboa, D. R. Hodgins, and I. A. Ciampitti

Nursery Pig Nutrition and Management

PDF

Determining the Effects of Tryptophan Biomass on Growth Performance of 25- to 50-lb Nursery Pigs
M. R. Wensley, J. C. Woodworth, J. M. DeRouchey, S. S. Dritz, M. D. Tokach, R. D. Goodband, and K. D. Haydon

PDF

Effects of Soybean Meal Level on Growth Performance of 25- to 50-lb Nursery Pigs
H. S. Cemin, M. D. Tokach, S. S. Dritz, J. C. Woodworth, J. M. DeRouchey, and R. D. Goodband

PDF

Effect of Viligen™, Feed Form, and Storage Time on Fumonisin Concentrations in Corn
Z. X. Rao, M. D. Tokach, S. S. Dritz, J. C. Woodworth, J. M. DeRouchey, R. D. Goodband, and H. Calderon Cartagena

PDF

Efficacy of Commercial Products on Growth Performance of Nursery Pigs Fed Diets with Fumonisin-Contaminated Corn
Z. X. Rao, M. D. Tokach, S. S. Dritz, J. C. Woodworth, J. M. DeRouchey, R. D. Goodband, and H. Calderon Cartagena

Pet Food Research

Poultry Research

PDF

Effects of Dietary Amino Acid Density and Exogenous Protease Inclusion on Growth Performance and Apparent Ileal AA Digestibility in Broilers
Haley K. Wecker, Courtney N. Truelock, Christopher J. Delfelder, Caitlin E. Evans, Renan A. Donadelli, Charles G. Aldrich, Miguel A. Barrios, Charles R. Stark, Robert S. Beyer, John M. Gonzalez, and Chad B. Paulk

PDF

Determining Amino Acid Digestibility of Soybean Meal from South Carolina Soybean Varieties Fed to Broilers
Kara M. Dunmire, Michaela B. Braun, Caitlin E. Evans, Benjamin D. Fallen, Charles R. Stark, and Chad B. Paulk

PDF

The Effects of Medium Chain Fatty Acids in Mash and Crumbled Pellet Diets on Growth Performance of Broilers
Gage E. Nichols, Haley K. Wecker, Caitlin E. Evans, Cassandra K. Jones, Charles R. Stark, and Chad B. Paulk

PDF

Effect of Soybean Meal from Different Midwest Soybean Varieties on Growth Performance of Broilers
Kara M. Dunmire, Michaela B. Braun, Caitlin E. Evans, Charles R. Stark, and Chad B. Paulk

PDF

Determining the Amino Acid Digestibility of Soybean Meal from Different Midwest Soybean Varieties Fed to Broilers
Kara M. Dunmire, Michaela B. Braun, Caitlin E. Evans, Charles R. Stark, and Chad B. Paulk

Soil and Water Management

Soil Fertility

Southeast Agricultural Research Center

Southeast Research and Extension Center: Soil and Water Management

Southwest Research-Extension Center

PDF

Interaction of Seeding and Nitrogen Rate on Grain Sorghum Yield in Southwest Kansas
A. J. Foster, A. Schlegel, J. D. Holman, I. A. Ciampitti, C. Thompson, and D. Ruiz Diaz

Soybean

PDF

Co-Inoculation and Sulfur Fertilization in Soybeans
L. H. Moro Rosso, A. F. de Borja Reis, S. L. Naeve, and I. A. Ciampitti

PDF

Nitrogen and Sulfur Fertilization in Soybean: Impact on Seed Yield and Quality
L. H. Moro Rosso, W. D. Carciochi, S. L. Naeve, P. Kovács, S. N. Casteel, and I. A. Ciampitti

PDF

Planting Date and Maturity Group Interaction for Soybean Productivity and Seed Quality in East Central Kansas
L. P. Pott, L. H. Moro Rosso, W. D. Carciochi, J. Kimball, E. A. Adee, and I. A. Ciampitti

Sow Nutrition and Management

PDF

Effects of Weaning Age and Antibiotic Use on Pig Performance in a Commercial System
J. E. Faccin, M. W. Allerson, J. C. Woodworth, J. M. DeRouchey, M. D. Tokach, S. S. Dritz, and R. D. Goodband

PDF

Effects of High Phytase Supplementation in Lactation Diets on Sow and Litter Performance
K. L. Batson, H. Calderon Cartagena, R. D. Goodband, J. C. Woodworth, M. D. Tokach, S. S. Dritz, and J. M. DeRouchey

PDF

Effects of Oceanfeed Swine Feed Additive on Performance of Sows and Their Offspring
L. Del Tuffo, F. Laskoski, C. M. Vier, M. D. Tokach, S. S. Dritz, J. C. Woodworth, J. M. DeRouchey, R. D. Goodband, L. A. Constance, M. Niederwerder, and E. Arkfeldt

PDF

Effects of Soybean Meal Concentration in Lactating Sow Diets on Sow and Litter Performance
K. M. Gourley, J. C. Woodworth, J. M. DeRouchey, M. D. Tokach, S. S. Dritz, and R. D. Goodband

PDF

Effect of Feeding Duration of Increased Lysine and Energy Prior to Farrowing on Sow Performance and Colostrum Quality
K. M. Gourley, A. J. Swanson, J. C. Woodworth, J. M. DeRouchey, M. D. Tokach, S. S. Dritz, and R. D. Goodband

Section 1. Sow Research

PDF

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, and Brian Hotze

PDF

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, and Brian Hotze

PDF

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, and Chad B. Paulk

PDF

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, and Nathan Upah

Section 2. Nursery Pig Research

PDF

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, and Keith D. Haydon

PDF

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, and Christos Gougoulias

PDF

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, and Keith D. Haydon

PDF

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, and Philip A. Lessard

Section 3. Finishing Pig Research

PDF

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, and Chad B. Paulk

PDF

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, and Chad B. Paulk

PDF

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, and Matt L. Wolfe

PDF

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, and Zach B. Post

Section 4. Feed Safety Research

PDF

Evaluation of Biosecurity Measures on a Commercial Swine Operation Using Glo Germ Powder as a Visible Learning Aid
Olivia L. Harrison, Payton L. Dahmer, Jordan T. Gebhardt, Chad B. Paulk, Jason C. Woodworth, and Cassandra K. Jones

PDF

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, and Jurgen A. Richt

PDF

Assessment of Soy-Based Imports into the US and Associated Foreign Animal Disease Status
Allison K. Blomme, Cassandra K. Jones, Jordan T. Gebhardt, Jason C. Woodworth, and Chad B. Paulk

PDF

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, and Chad B. Paulk

PDF

Effect of Benzoic Acid and Essential Oil Blends on Viral Load in Swine Feed and Vitamin Premix
Allison K. Blomme, Jordan T. Gebhardt, Cassandra K. Jones, Jason C. Woodworth, Elizabeth Poulsen Porter, Jianfa Bai, and Chad B. Paulk

Section 5. Swine Health and Disease Management

PDF

Detection and Investigation of Atypical Porcine Pestivirus within a Breed-to-Finish Farm and Off-Site Nursery and Finisher Locations
C. Grace Elijah, Cassandra K. Jones, Jason C. Woodworth, Rachel Palinski, Chad B. Paulk, Tom Petznick, and Jordan T. Gebhardt

Sunflower

PDF

Irrigated Sunflowers in Northwest Kansas: Productivity and Canopy Formation
F. Lamm, R. M. Aiken, A. A. AbouKheira, and G. J. Seiler

Swine Health and Disease Management

PDF

Effects of Medium Chain Fatty Acid Application in Swine Feed on Porcine Epidemic Diarrhea Virus
A. B. Lerner, R. A. Cochrane, J. T. Gebhardt, S. S. Dritz, C. K. Jones, J. M. DeRouchey, M. D. Tokach, R. D. Goodband, J. Bai, E. Porter, J. Anderson, P. C. Gauger, D. R. Magstadt, J. Zhang, B. Bass, T. P. Karnezos, B. de Rodas, and J. C. Woodworth

PDF

Genome Diversity and Molecular Detection of PRRS Field Strains and Vaccine Strains, and PCV3 and PCV2 Strains
Y. Wang, F. Yuan, X. Liu, W. Zheng, H. Zhang, J. Zhang, K. Yoon, L. Peddireddi, Y. Fang, G. Anderson, and J. Bai

Section 1. Swine Nutrition Research

PDF

Practical Application of Sample Size Determination Models for Assessment of Mortality Outcomes in Swine Field Trials
J. T. Gebhardt, M. D. Tokach, S. S. Dritz, N. Cernicchiaro, A. L. Dixon, D. G. Renter, J. C. Woodworth, J. M. DeRouchey, and R. D. Goodband

PDF

Evaluation of Compensatory Growth of 200 lb Finishing Pigs Previously Fed a Low Lysine Diet
Z. X. Rao, J. T. Gebhardt, M. D. Tokach, J. C. Woodworth, J. M. DeRouchey, and Robert D. Goodband

PDF

Evaluation of Nutritional Strategies to Reduce Growth Rate of Pigs Beyond 200 lb Body Weight
Z. X. Rao, J. T. Gebhardt, M. D. Tokach, J. C. Woodworth, J. M. DeRouchey, and R. D. Goodband

PDF

Effects of Standardized Ileal Digestible Tryptophan:Lysine Ratio on Growth and Carcass Performance of Finishing Pigs Fed Ractopamine HCl
H. E. Williams, M. D. Tokach, S. S. Dritz, J. M. DeRouchey, J. C. Woodworth, R. D. Goodband, and J. A. Soto

PDF

Determining the Effects of Manganese Source and Level in Diets Containing High Levels of Copper on Growth Performance of Growing-Finishing Pigs
H. R. Kerkaert, J. C. Woodworth, J. M. DeRouchey, S. S. Dritz, M. D. Tokach, R. D. Goodband, and N. E. Manzke

Section 2. Feed Science Research

PDF

Moisture Content Throughout the Pelleting Process and Subsequent Effects on Pellet Quality
H. K. Wecker, R. N. Kort, C. J. Fiehler, A. M. Ogles, J. R. Froetschner, C. R. Stark, and C. B. Paulk

PDF

Evaluation of Conditioning Temperature and Die Specifications on Nursery Pig Performance
M. B. Braun, K. M. Dunmire, C. E. Evans, C. R. Stark, J. C. Woodworth, and C. B. Paulk

PDF

Effect of Dietary Formic Acid and Lignosulfonate on Pellet Quality
G. E. Nichols, C. R. Stark, A. M. Ogles, C. N. Truelock, N. M. Beckman, T. S. Winowiski, and C. B. Paulk

Section 3. Feed Safety Research

PDF

Efficacy of Feed Additives Against Swine Viruses in Feed
G. E. Nichols, J. T. Gebhardt, C. K. Jones, J. C. Woodworth, S. S. Dritz, J. Bai, J. W. Anderson, E. Porter, F. B. Sandberg, A. Singrey, and C. B. Paulk

PDF

Evaluating the Distribution of African Swine Fever Virus Within a Feed Mill Environment Following Manufacture of Inoculated Feed
C. G. Elijah, J. D. Trujillo, C. K. Jones, N. N. Gaudreault, C. R. Stark, K. R. Cool, C. B. Paulk, T. Kwon, J. C. Woodworth, I. Morozov, J. T. Gebhardt, and J. A. Richt

Section 4. Swine Health Research

PDF

Using a CO2 Surgical Laser for Piglet Castration to Reduce Pain and Inflammation, and to Improve Wound Healing
A. V. Viscardi, C. A. Cull, M. D. Kleinhenz, S. Montgomery, A. Curtis, K. Lechtenberg, and J. F. Coetzee

PDF

Feces of Finisher Pigs Have a Low Prevalence of Shiga Toxin-Producing Escherichia coli that are of Public Health Importance
R. G. Amachawadi, X. Shi, J. Bai, M. D. Tokach, J. C. Woodworth, S. S. Dritz, J. M. DeRouchey, R. D. Goodband, and T. G. Nagaraja

Swine Day Endnotes

PDF

Swine Day Report Foreword and Acknowledgments
R. D. Goodband, J. T. Gebhardt, M. D. Tokach, J. M. DeRouchey, and J. C. Woodworth

Swine Research

PDF

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, and Chad B. Paulk

PDF

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, and Chad B. Paulk

PDF

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, and Chad B. Paulk

Weather

PDF

Field Station Weather Reports
M. Knapp and E. A. Adee

PDF

Southeast Kansas Weather Summary - 2020
G. F. Sassenrath, M. Knapp, and X. Lin

Weed Science

PDF

Control of Volunteer Enlist Corn in Enlist E3 Soybean
R. Liu, I. Effertz, T. Lambert, and V. Kumar

PDF

Auxinic Herbicide Mixtures for Controlling Multiple Herbicide-Resistant Kochia in Fallow
V. Kumar, T. Lambert, R. Liu, R. S. Currie, and P. W. Stahlman

Wheat

Full Reports