1996 Research Reports

 1996 Animal Science Research Report

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

December 1996

Oklahoma Agricultural Experiment Station
Division of Agricultural Science and Natural Resources
Oklahoma State University

Breeding and Genetics

Calf performance and cow weight and condition for cows sired by high and low milk EPD Angus and Polled Hereford bulls

D.S. Buchanan, R. Gosz, E. Nesamvuni and L. Knori  

Relationships between performance traits, individual expected progeny differences and sale prices of centrally tested bulls

S.L. Northcutt, B.L. Franklin and D.S. Buchanan  

Reproduction performance for cows sired by high and low milk EPD Angus and Polled Hereford bulls - A Preliminary report

D.S. Buchanan, R. Gosz, E. Nesamvuni and L. Knori  

Nutrition/Management Cow/Calf

Administration of antibiotics to beef cows: Effects on mastitis and calf growth

C.A. Lents, R.P. Wettemann, J.A. Vizcarra and M.J. Paape  

Early weaning fall-born beef calves for improved rebreeding or decreased winter feed

K.C. Barnes, G.E. Selk and K.S. Lusby  

Effect of early weaning and body condition score at calving on performance of spring calving cows

H.T. Purvis II, C.R. Floyd, K.S. Lusby and R.P. Wettemann  

Evaluation of deworming strategies in cows and calves in eastern Oklahoma

B.R. Stacey, K.C. Barnes and G.E. Selk 

Feed intake of lightweight, early-weaned beef and dairy calves fed receiving diets containing increasing levels of monensin

S.I. Paisley and G.W. Horn 

Oats varieties: Forage production, nutritive value and grain yield

H.M. Arelovich, R. Miranda, G.W. Horn, C. Meiller and M.B. Torrea 

Performance of early weaned fall born calves grazing wheat pasture

H.T. Purvis II, K.S. Lusby and G.W. Horn 

Supplemental protein levels for spring calving cows grazing Old World Bluestem or Tallgrass Prairie

S.I. Paisley, G.W. Horn, F.T. McCollum III, G.E. Selk, K.S. Swenson and B.R. Karges

The effects of early weaning on intake of native hay in fall calving cows

H.T. Purvis II and K.S. Lusby 

The effects of grazing system and early weaning on productivity of fall calving cows in Oklahoma

H.T. Purvis II and K.S. Lusby 

Using bale wrap during forage ammoniation

R.L. Huhnke, G.W. Horn, G.L. McLaughlin and R.G. Justice  

Nutrition/Management Feedlot Cattle

Effects of limit feeding on feedlot performance and carcass characteristics

W.J. Hill, D.S. Secrist, F.N. Owens and D.R. Gill

Effect of particle size and distribution of high moisture corn on performance and carcass characteristics of feedlot steers
D.S. Secrist, W.J. Hill, F.N. Owens, C.A. Strasia, D.R. Gill and J.B. Duggan 

Effects of trace mineral supplements on performance of feedlot steers

W.J. Hill, D.S. Secrist, F.N. Owens, C.A. Strasia, D.R. Gill, M. Basalan and A.B. Johnson 

Factors influencing profitability of feedlot steers

B.A. Gardner, S.L. Northcutt, H.G. Dolezal, D.R. Gill, F.K. Ray, J.B. Morgan and C.W. Shearhart 

Rolled or whole corn for feedlot steers being limit- or ad libitum-fed

D.S. Secrist, W.J. Hill, F.N. Owens, D.R. Gill and S.D. Welty 

Rolled versus whole corn: Effects on ruminal fermination of feedlot steers

D.S. Secrist, F.N. Owens, W.J. Hill and S.D. Welty 

Survey of cattle feeders: Feeder cattle specifications for the twenty-first century

S.L. Northcutt, B.A. Gardner, H.G. Dolezal, N. Torrance and D.R. Gill 

The effect of previous diet on subsequent feedlot performance

W.J. Hill, F.N. Owens, M.T. Van Koevering, D.R. Gill and S.D. Welty 

Tongue lesions: Incidence and effects on performance of feedlot cattle

D.R. Gill, R.J. Panciera and R.A. Smith 

Food Science

Effect of sire breed on steer performance, carcass characteristics, boxed beef yields and meat tenderness

B.A. Gardner, J.L. Nelson, S.L. Northcutt, H.G. Dolezal, D.R. Gill and C.A. Strasia 

Effects of cooking method, internal temperature and quality grade on tenderness and cooking traits of Holstein beef strip steaks

B.A. Gardner, J.L. Nelson, H.G. Dolezal, J.B. Morgan and K.K. Novotny 

Estimation of beef value based on boxed beef yields

T.L. Gardner, H.G. Dolezal and D.R. Gill 

Implant program effects on feedlot performance, carcass traits and sensory ratings of serially slaughtered heifers

B.R. Schutte, W.T. Nichols, J.B. Morgan, L.L. Guenther and H.G. Dolezal 

Inhibition of Eschericia Coli 0157:H7 by Lactobacillus Acidophilus isolated from calves

S.S. Reilly and S.E. Gilliland 

Inhibitory actions of Lactobacillus Lactis on Eschericia Coli 0157:H7 during storage at 7°C in broth and on raw chicken meat

M.M. Brashears, S.S. Reilly and S.E. Gilliland 

National beef quality audit - 1995: A characterization of federally inspected harvesting operations

B.A. Gardner, J.L. Nelson, S.L. Boleman, G.C. Smith, J.W. Savell, H.G. Dolezal, S.L. Northcutt, D.R. Gill, J.B. Morgan and F.K. Ray 

National beef quality audit - 1995: Results of face-to-face interviews with beef purveyors, retailers restaurateurs and packers

J.L. Nelson, B.A. Gardner, H.G. Dolezal, M.T. Smith, R. Ames, G.C. Smith, J.W. Savell and J.B. Morgan 

National beef quality audit: Carcass characterization of U.S. beef supply for 1991 versus 1995

J.L. Nelson, S.J. Boleman, B.A. Gardner, T.L. Gardner, G.C. Smith, J.W. Savell, H.G. Dolezal, J.B. Morgan, F.K. Ray, D.R. Gill and S.L. Northcutt 

The effects of vitamin E supplementation on feedlot steer performance, carcass characteristics and meat tenderness

B.A. Gardner, D.S. Secrist, W.J. Hill, H.G. Dolezal, F.N. Owens, C.A. Strasia, D.R. Gill, J.L. Nelson and J.B. Morgan 

Physiology

Influence of feed and water deprivation, calf sex, and early weaning on blood components and estradiol concentrations in beef calves

C.A. Lents, R.P. Wettemann, H.T. Purvis II and J.A. Vizcarra  

Influence of nutrition on luteinizing hormone and follicle stimulating hormone in beef cattle

M.L. Looper, J.A. Vizcarra and R.P. Wettemann 

Initiation of luteal activity in early weaned spring calving cows varying in body condition at the time of calving

H.T. Purvis II, K.S. Lusby and R.P. Wettemann  

Insulin-like growth factors (IGF), LH and IFG-I receptors, and steroids in dominant follicles during the first follicular wave in dairy cattle

R.E. Stewart, L.J. Spicer, T.D. Hamilton, B.E. Keefer, L.J. Dawson and G.L. Morgan 

Ovarian and endocrine changes before the onset of nutritionally induced anovulation in beef heifers

I. Bossis, S.D. Welty, R.P. Wettemann, J.A. Vizcarra and L.J. Spicer 

Response of postpartum beef cows to treatment with gonadotropin-releasing hormone and prostaglandin F2a

M.L. Looper, J.A. Vizcarra and R.P. Wettemann 

Synchronization of ewes with norgestomet implants

B.E. Cardwell, G.Q. Fitch and B. Cluther 

The effect of insulin-like growth factor-binding protein-3 on steroidogenesis of bovine thecal cells

L.J. Spicer, R.E. Stewart, P. Alvarez, C.C. Francisco and B.E. Keefer 

Nutrition/Management Stocker Cattle

B-vitamin adequacy of rumen contents

T.L. Strause, F.N. Owens, S.G. Price and K.L. Weidman  

Effect of castration, dehorning and body temperature at processing on weight gain of newly received stocker cattle

S.C. Smith, M.R. Montague and D.R. Gill  

Effect of deworming with Ivomec Pour-On® on performance of grazing stocker cattle

S.C. Smith and G.C. Claywell 

Effect of monensin on intake of a self-limited energy supplement for growing steers grazing winter wheat pasture

S.I. Paisley and G.W. Horn 

Effects of particle size and distribution of high moisture corn on ruminal fermentation

D.S. Secrist, W.J. Hill, F.N. owens, C.A. Strasia, D.R. Gill and J.B. Duggan 

Effect of using Micotil 300, Liquamycin 200 or Terramycin as mass medication on receiving stocker cattle

M.R. Montague, S.C. Smith and D.R. Gill 

Estimating wheat herbage mass using a weighted disk

L.A. Redmon, G.W. Horn and C. Lunsford 

Evaluation of metaphylactic medication in a backrounding operation

T.R. Reece, D.V.M., and R.A. Smith, D.V.M., M.S. ­ 

Performance of early weaned stocker calves or suckling calves treated with a mid-summer application of Ivomec Pour-On

H.T. Purvis II, C.R. Floyd and K.S. Lusby 

Performance of light weight stocker calves grazing summer native range with 25 or 40% protein supplements

H.T. Purvis II, C.R. Floyd and K.S. Lusby 

Use of Smartamine in receiving rations: Effect on performance of light weight stocker calves

H.T. Purvis II and K.S. Lusby ­ 

Nutrition/Management Swine

Determination of lysine requirement in segregated early weaned pigs

J.S. Chung, B.Z. de Rodas, C.V. Maxwell, and M.E. Davis 

Effect of increasing dietary lysine level with addition of whey protein concentrate on pig performance during phase 1 of the nursery period

M.E. Davis, B.Z. de Rodas, C.V. Maxwell and J. Chung 

Effect of reduced dietary phosphorus level with and without phytase on performance and bone mineralization of late finishing swine

B.Z. de Rodas, S. Mandali and C.V. Maxwell 

Efficacy of wheat based diets for early-weaned pigs during phase 2 of the nursery period

B.Z. de Rodas, W.G. Luce and C.V. Maxwell  

Processing of wheat for growing-finishing swine

W.G. Luce, A.C. Clutter, C.V. Maxwell, S.R. McPeake and R. Vencl