Beef Reports 1996

Body Composition Evaluation


Evaluation of Ultrasound Measurement of Fat Thickness and Ribeye Area, II. Repeatability of Measurements.

A. Hassen, Doyle E. Wilson, Gene H. Rouse, Allen Trenkle, Richard L. Willham, Deborah Beliele, Catherine Crawley and J. C. Iiams

1997-01-01 Beef Reports 1996

Models to Predict Intramuscular Fat Percentage in Live Beef Animals Using Real-time Ultrasound and Image Parameters: Report on Data From 1991-1994

Mercedes M. Izquierdo, Viren Amin, Doyle E. Wilson and Gene Rouse

1997-01-01 Beef Reports 1996

Validation of a Model for Prediction of Percent Intramuscular Fat on Live Feedlot Cattle

A. Hassen, Gene H. Rouse, Doyle E. Wilson, Allen Trenkle, Richard L. Willham, Deborah Beliele and Catherine Crawley

1997-01-01 Beef Reports 1996

Predicting Tenderness in Beef Carcasses by Combining Ultrasound and Mechanical Techniques

Gene H. Rouse, Doyle Wilson, Mehmet Bilgen, Viren Amin and Ronald Roberts

1997-01-01 Beef Reports 1996

Application of Newer Signal and Image-Processing Techniques for Ultrasound Beef Quality Evaluation Research

N. Kim, V. R. Amin, D. E. Wilson and G. H. Rouse

1997-01-01 Beef Reports 1996

Evaluation of Ultrasound Measurements of Fat Thickness and Ribeye Area, I. Assessment of Technician Effect on Accuracy

A. Hassen, Doyle E. Wilson, Gene H. Rouse, Allen Trenkle, Richard L. Willham, Deborah Beliele, Catherine Crawley and J. C. Iiams

1997-01-01 Beef Reports 1996

Predicting Beef Carcass Retail Product Using Real-time Ultrasound and Live Animal Measures: Progress Report

Scott P. Greiner, Gene H. Rouse, Doyle E. Wilson and Larry Cundiff

1997-01-01 Beef Reports 1996

Field Implementation of Ultrasound Beef Quality Grading Technology: A Progress Report on Technology Transfer

V. R. Amin, D. E. Wilson and G. H. Rouse

1997-01-01 Beef Reports 1996

Live Animal and Meat Quality Evaluation Center

Gene H. Rouse and Doyle E. Wilson

1997-01-01 Beef Reports 1996

Database Issues in Ultrasound Imaging

Jyoti Sureka and Doyle E. Wilson

1997-01-01 Beef Reports 1996

Estimating Ribeye Area Using a Longitudinal Ultrasound Image of the 12th and 13th Rib Section

J. C. Iiams and A. Trenkle

1997-01-01 Beef Reports 1996

Application of Statistical Methods for Improving Models of Intramuscular Percentage Fat Prediction in Live Beef Animals From Real-Time Ultrasound Images

V. R. Amin, M. M. Izquierdo, N. Kim, D. E. Wilson and G. H. Rouse

1997-01-01 Beef Reports 1996

Breeding and Genetics


Relationship Between Carcass End Points and USDA Marbling Quality Grades: A Progress Report

M. Izquierdo, Doyle E. Wilson, Gene P. Rouse and V. Amin

1997-01-01 Beef Reports 1996

Using Carcass EPDs to Produce for Target Windows

Doyle E. Wilson and Gene H. Rouse

1997-01-01 Beef Reports 1996

Yearling Heifer Frame Score and Mature Cow Size in the Angus Breed

D. E. Wilson

1997-01-01 Beef Reports 1996

Cow-calf Management and Marketing


A 13-Year Summary of the ISU Beef Cow Business Record

Daryl R. Strohbehn

1997-01-01 Beef Reports 1996

Jackson County Heifer Development Project Update

Tony Harvey

1997-01-01 Beef Reports 1996

Alternative Cow Herd Investment Strategies: Constant Size and Constant Investment

John D. Lawrence and Zhi Wang

1997-01-01 Beef Reports 1996

Feedlot Nutrition and Growth and Management


Effect of Feeding Procedure and Intake Level on Steer Feedlot Performance and Carcass Composition: A Progress Report

T. M. Delehant and M. P. Hoffman

1997-01-01 Beef Reports 1996

Evaluation of Wet Distillers Grains for Finishing Cattle

Allen Trenkle

1997-01-01 Beef Reports 1996

Evaluation of Bambermycins (GAINPRO®) as a Feed Additive in Receiving Rations for Beef Calves

Dan Loy

1997-01-01 Beef Reports 1996

Diet Roughage Ingredients for Newly Weaned Calves

Dan Loy

1997-01-01 Beef Reports 1996

Effects of Bovine Somatotropin and Revalor-S® on Growth Performance and Carcass Leanness in Beef Cattle

John A. Rathmacher, Francisco J. Bonilla, Christopher Nizzi, John C. Iiams, Abdullah Al-Owaimer, Donald C. Beitz, Steven L. Nissen and Allen Trenkle

1997-01-01 Beef Reports 1996

Responses to Adding Fat to Corn-Based Diets Supplemented with Urea and Soybean Meal for Finishing Steers

Allen Trenkle

1997-01-01 Beef Reports 1996

Effect of Frame Size and Hormone Implant on Performance and Carcass Characteristics of Finishing Yearling Heifers: Returns to a Value-Based Market

Allen Trenkle and J. C. Iiams

1997-01-01 Beef Reports 1996

Heat Stress In Feedlot Cattle: Producer Survey Results

Darrell Busby and Dan Loy

1997-01-01 Beef Reports 1996

Forage Utilization


An Economic Comparison of Rotational Grazing Systems to Eight Crop Alternatives and the CRP Option for Highly Erodible Land in Southwest Iowa

Bill Riley, Chris Nelson, Daryl Strohbehn, Russ BreDahl, Brian Peterson and Rick Sprague

1997-01-01 Beef Reports 1996

Forage-Based Beef Production Research at the Armstrong Outlying Research Farm

Mohammad Ghaffarzadeh, Jodi M. Western, James R. Russell, Mark S. Honeyman, Richard Cruse and Dennis Kent

1997-01-01 Beef Reports 1996

Alternative Rotational Grazing Systems at the Beef Teaching Farm

Gene H. Rouse and M. Ruble

1997-01-01 Beef Reports 1996

Iowa Lakes Controlled Grazing, Inc. (ILCG)

Dennis L. DeWitt and Mark W. Guge

1997-01-01 Beef Reports 1996

Cow-Calf Production from Alfalfa-grass or Smooth Bromegrass Pastures Rotationally Grazed at Different Stocking Rates

Jodi M. Western, James R. Russell and Rod Berryman

1997-01-01 Beef Reports 1996

Efficacy of Grazing Stockpiled Perennial Forages for Winter Maintenance of Beef Cows

Andrew C. Hitz, James R. Russell, Dennis R. Maxwell and L. J. Secor

1997-01-01 Beef Reports 1996

Intensive Rotational Grazing of Steers on Highly Erodible Land at the Adams County CRP Project

Russ BreDahl, Chris O. Nelson, Rick Sprague, Daryl R. Strohbehn, Stephen K. Barnhart and Robert Dayton

1997-01-01 Beef Reports 1996

Use of Stockpiled Berseem Clover as a Supplement for Grazed Corn Crop Residues

J. R. Russell, M. A. Karsli, M. Oba and R. K. Berryman

1997-01-01 Beef Reports 1996

Rotation Grazing Demonstrations With Beef Cows on HEL - Adams County Conservation Reserve Program (CRP) Project

Chris O. Nelson, Daryl R. Strohbehn, Steve Barnhart, Russ Bredahl, Rick Sprague, Bill Riley, Brian Peterson, William Bartenhagen and Phil Anstey

1997-01-01 Beef Reports 1996

Health


Application of Immunohistochemistry and ELISA for the Diagnosis of Neospora-Infected Cattle

Meghan A. Hessler and Patrick Halbur

1997-01-01 Beef Reports 1996

Genetic Characterization of a New U.S. Bovine Rotavirus Isolate

Srinivas Mummidi and Prem S. Paul

1997-01-01 Beef Reports 1996

Meat


Genetic Manipulation of Adipose Cells to Improve Fatty Acid Composition of Meat

Donald C. Beitz, Travis J. Knight, Basil J Nikolau and Gary L. Lindberg

1997-01-01 Beef Reports 1996

Finely Textured Lean Beef as an Ingredient for Processed Meats

Ying He and Joseph G. Sebranek

1997-01-01 Beef Reports 1996

Reproduction


Effects of Novel Growth Hormone Secretagogues on Growth Hormone Secretion in Farm Animals

Lloyd L. Anderson

1997-01-01 Beef Reports 1996

Superovulation of Beef Heifers with Follicle Stimulating Hormone or Human Menopausal Gonadotropin: Acute Effects on Hormone Secretion

Acacia A. Alcivar, Lloyd L. Anderson and Ralph R. Maurer

1997-01-01 Beef Reports 1996