Feed Intake by Beef Cattle

November 20 - 22, 1986

 

Full Proceedings

 

A New Look at What is Controlling Food Intake

W.L. Grovum

 

Analytical Procedures Associate with Estimation of Feed Intake:  The Detergent System of Analysis.

G.C. Fahey, Jr. and N.R. Merchen

 

Factors Affecting Feed Intake:  Methods for Evaluating Hydration and Density.

M.R. Murphy and J. Siciliano-Jones.

 

Factors Which Affect Estimation of Lag Time in the Rumen.

G.A. Varga.

 

Size Reduction, Fermentation and Passage of Forage Particles and Forage Intake by Cattle.

W.C. Ellis, J.H. Matis, Carlos Lascano, Mehdi Mahloogi and Kevin Pond.

 

Marker-Based Approaches for Estimation of Fecal Output and Digestibility in Ruminants.

M.L. Galyean, L.J. Krysl, and R.E. Estell.

 

The Electron Microscopy of Bacteria Involved in the Digestion of Forage Material by Cattle.

K.-J. Cheng.

 

Acidosis, Rate of Starch Digestion and Intake.

R.A. Britton and R.A. Stock.

 

Estimating Feed Intake of Beef Cattle:  Mechanistic Model Development.

J.W. Oltjen.

 

Quantitating Forage Availability.

T.D.A. Forbes.

 

Salivation, Mastication and Rumination – Limits to Intake by Beef Cattle.

K.R. Pond, J-M. Luginbuhl and J.C. Burns.

 

Effects of Supplements on Feed Intake.

Keith S. Lusby and Donald G. Wagner.

 

The Effect of Feed Additives and Anabolic Implants Upon the Feed Intake of Beef Cattle.

E.L. Potter and J.F. Wagner.

 

Physiological Factors Influencing Voluntary Intake by Beef Cattle.

Danny G. Fox.

 

Intake in Grazing Ruminants:  A Conceptual Framework.

Montague W. Demment, Emilio A. Laca, and Gregory B. Greenwood.

 

Models of Forage Intake: A Review.

J.C. Hyer and J.W. Oltjen.

 

Intake Equations for Feedlot Cattle.

S.D. Plegge and R.D. Goodrich.

 

Feed Intake by Feedlot Beef Steers:  Impact of Initial Weight and Time on Feed.

R.B. Hicks, F.N. Owens, D.R. Gill, J.H. Thornton, and R.P. Leake.

 

Calculating Dietary Net Energy Concentrations from Feedlot Performance Data.

V.S. Hays, F.N. Owens, D.R. Gill, and R.B. Hicks.

 

Role of Absorbed Nutrients in Feed Intake Control.

C. Brent Theurer and Ruy C. Wanderley.

 

Programming Feed Intake to Optimize Performance of Feedlot Cattle.

R.A. Zinn.

 

Restricting Intake of Feedlot Cattle.

S.D. Plegge.

 

The Moorman Energy-Controlled Growing Program.

Albert P. Peter.

 

Limit Feeding High-Energy Rations to Growing Cattle.

Robert P. Lake.

 

Some Factors Affecting Feeding Patterns of Beef Cattle.

W.R. Stricklin.

 

Calan Gates for Intake Measurements.

R.A. Stock and T.J. Klopfenstein.

 

Effects of Heat Stress on Feed Intake of Beef Cattle.

J. Ernest Minton.

 

Food Intake of Cattle in Cold Climates.

B.A. Young.

 

Intake Problems Associated with Ensiled Forages.

M. Gill and L.R.S. Thiago.

 

CNS Peptides and the Control of Feed Intake.

C.L. McLaughlin and C.A. Baile.

 

Impact of Feed Intake on Performance of Grazing and Feedlot Cattle.

D.R. Gill, F.N. Owens, and R.B. Hicks.

 

Selection for Optimum Feed Intake and Efficiency.

C.L. Ferrell.

 

Selecting for Optimum Feed Intake and Efficiency.

Gordon E. Dickerson.

 

Conference Summary and Overview

R. L. Preston.

 

 

Abstracts from Conference Poster Presentations

1. Trends in postweaning intake, gain and conversion of feed by young bulls in two herds over 28 years.
   C.J. Brown, Z. Johnson, O.T. Stallcup, and A.H. Brown.
2. Voluntary forage intake.
   J.P. Pienaar and C.Z. Roux.
3. Relationship of body composition and feed intake of beef steers.
   J.C. Hyer, J.W. Oltjen, and F.N. Owens.
4. Effects of diet fed in the growing period on feed intake and performance of finishing beef cattle.
   N.R. Merchen, D.E. Darden, L.L. Berger, G.C. Fahey, Jr., E.C. Titgemeyer, and R.L. Fernando.
5. Bypass protein and rumen parameters in winter grazing beef cows.
   J.L. Milner, M.K. Petersen, R.W. Dunn, and K.M. Havstad.
6. Effect of limit feeding on performance of steers and heifers.
   R.B. Hicks, F.N. Owens, D.R. Gill, J.J. Martin, and C.A. Strasia.
7. Repeatability and heritability of dry matter intake and production traits.
   J.M. Rakes and O.T. Stallcup.
8. Factors influencing dry matter intake in lactating dairy cows.
   O.T. Stallcup, J.M. Rakes, and Z. Johnson.
9. Meal attributes of cattle offered various hays.
   R.R. Worley, W. C. Ellis, D.B. McCarthy, J.M. LaBore, and C.E. Bates.