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You are here: Home / Research / Research Reports / 2003

2003 Research Reports

2003 Research Reports


Beef and Dairy Cattle, Swine, Poultry, Sheep, Horses and Animal Products

December 2003
Publication: P-998
Oklahoma Agricultural Experiment Station
Divison of Agricultural Science and Natural Resources
Oklahoma State University

 

ANIMAL BREEDING

Lifetime Productivity of Crossbred Cows Sired by High and Low Milk EPD Angus and Hereford Bulls
R.J. Hammack and D.S. Buchanan

 

FOOD SCIENCE

Application of Acid Solubilization Isoelectric Precipitation to Recover Protein from Low Value Red Meat
J.M. James and C.A. Mireles DeWitt

 

NUTRITION/MANAGEMENT COW/CALF

Effects of a Sunflower Seed Supplement on Performance and Reproduction of Beef Cows
J.P. Banta, D.L. Lalman, F.N. Owens, and R.P. Wettemann

Timed Breeding and Calf Separation in Early and Late Fall Calving Cows
D.W. Kastner, F.J. White, and I. Rubio, D.L. Lalman, and R.P. Wettemann

 

NURTITION/MANAGEMENT FEEDLOT CATTLE

Instrument vs Manual Sortation of Feedlot Steers and Heifers
R.E. Peterson, D.R. Gill, C.R. Krehbiel, and H.G. Dolezal

Effect of Energy Level and a Fibrolytic Enzyme on Performance and Health of Newly Received Shipping Stressed Calves
R.E. Peterson, C.R. Krehbiel, D.R. Gill, and C.E. Markham

Effects of Purchasing Bull or Steer Calves on Receiving Performance and Wheat Pasture Gain
H.A. DePra, R.E. Peterson, D.R. Gill, A.L. Hutson, B. LeValley, D.L. Step and C.R. Krehbiel

 

NUTRITION/MANAGEMENT HORSES

Effects of Trace Mineral Source on Growth and Mineral Balance in Yearling Horses
T.L. Naile, S.R. Cooper, D.W. Freeman, and C.R. Krehbiel

 

NUTRITION/MANAGEMENT SWINE

Effects of a Solid-State Fermented Phytase on Growth Performance, Bone Traits and Phosphorus Digestibility of Growing Pigs Fed Corn-Soybean Meal Diets Containing Wheat Middlings
J.S. Park, S.D. Carter, J.D. Schneider, and T.B. Morillo

Effects of a Solid-State Fermented Phytase on Phosphorus Utilization in Growing Pigs Fed Corn-Soybean Meal Diets: I. Growth Performance and Phosphorus Excretion
J.S. Park, S.D. Carter, J.D. Schneider, and T.B. Morillo

Effects of a Solid-State Fermented Phytase on Phosphorus Utilization in Growing Pigs Fed Corn-Soybean Meal diets: II. Bone Traits and Tissue Accretion Rates
J.S. Park, S.D. Carter, J.D. Schneider, and T.B. Morillo

Effects of Reducing Metabolizable Energy Concentration in Diets Containing Spray-Dried Porcine Plasma on Weanling Pig Performance
T.B. Morillo, S.D. Carter, J.S. Park, and J.D. Schneider

Effects of Reducing Metabolizable Energy Concentration in Diets Containing Either Spray-Dried Porcine Plasma or Soy Protein Concentrate on Weanling Pig Performance
T.B. Morillo, S.D. Carter, J.S. Park, and J.D. Schneider

 

NUTRITION/MANAGEMENT STOCKER CATTLE

A Modification of the Oklahoma Green Gold Supplementation Program:  Supplement Intake and Performance of Wheat Pasture Stocker Cattle
B.G. Fieser, G.W. Horn, J.R. Kountz, and S.A.Schaefer

Effect of Degradable or Undegradable Intake Protein on Forage Intake and Digestibility in Steers Consuming Low Quality Forage
R. Basurto-Gutierrez, , H.T. Purvis, II,  G.W. Horn, C.R. Krehbiel, T.N.Bodine, J.S. Weyers

The Effect of Increasing Levels of Postruminal Casein Infusion on Low-Quality Forage Intake
J.S. Weyers and H.T. Purvis, II

Nitrogen Retention of Steers Consuming Hays of different Nutritive Value and the Effect of Supplemental Nitrogen on Nitrogen Retention of Animals fed Prairie Hay
R. Basurto-Gutierrez, H.T. Purvis, II,  G.W. Horn, C.R. Krehbiel

Phosphorus Removal by Different Wheat-Stocker Cattle Production Systems
J.A. Hattey, G.W. Horn, C.R. Krehbiel, C.A. Strasia, and E.G. Krenzer

 

PHYSIOLOGY

Changes in Plasma Cholesterol Concentrations During Early Lactation in Holstein Cows and its Association with Production Variables
L.J. Spicer and C.C. Francisco

Concentrations of Insulin-Like Growth Factor-I and Steroids in Dominant Follicles during Postpartum Anestrus and after the Onset of Estrus
F.J. White, I. Rubio, C.A. Lents, N.H. Ciccioli, R.P. Wettemann, and L.J. Spicer

Effect of Insulin-like Growth Factor (IGF)-I and Follicle-Stimulating Hormone (FSH) on Estradiol Production by Equine Ovarian Granulosa Cells
L.J. Spicer, J.L. Voge and D.T. Allen

Relationship Between Follicle Size and Concentrations of Steroids and Insulin-like Growth Factor (IGF)-I in Mares
L.J. Spicer, T.R. Davidson, C.S. Chamberlain, and M.E. Payton

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