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Browsing by Author "Spire, M.F."

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Early detection of problem implants using infrared thermography

Spire, M.F.; Galland, J.C.; Drouillard, J.S. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1998)

Thermal imaging of feedlot cattle ears is a noninvasive diagnostic tool that aids in identifying properly placed or abscessed growth-promoting implants. Thirty-two calves were used to determine if abscessed and normal, ...
Effect of deworming with Ivomec® on reproductive performance of yearling beef heifers

Larson, R.L.; Corah, L.R.; Spire, M.F.; Cochran, R.C. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1992)

To determine the effect of deworming fallborn yearling heifers on reproductive parameters, 78 heifers were allotted to a either Ivomec® or control treatments. The heifers were dewormed in June and October when they ...
Effects of a clostridial bacterin-toxoid administered subcutaneously at the base of the ear on stocker heifer performance, testosterone serum concentrations, and infrared thermal characteristics of the injection site and adjacent tissues

Blasi, D.A.; Sargeant, J.M.; Spire, M.F.; Paisley, S.I.; Minton, J.E. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2000)

A 129-day field study was conducted to evaluate the effects of a clostridial bacterintoxoid administered subcutaneously at the base of the ear on heifer calf performance, surfaceear temperature, and testosterone ...
Effects of an acute respiratory disease challenge on growth, thermal radiation, and acute phase protein production in growing pigs

Loughmiller, J.A.; Dritz, S.S.; Spire, M.F.; Nelssen, J.L.; Tokach, M.D.; Goodband, R.D.; Fenwick, B.W.; Hogge, S.; Walker, J.; Stott, R.D.; Moser, A. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1999)

Forty-seven growing pigs (initially 65 ± 2 lb) were used in a metabolism study to determine the effects of a single respiratory disease challenge on growth performance, infrared thermal radiation, and serum acute phase ...
Effects of melengesterol acetate on inflammatory response during Mannheimia haemolytica challenge

Corrigan, M.E.; Drouillard, J.S.; Spire, M.F.; Moser, D.A.; Minton, J.E.; Higgins, J.J.; Loe, E.R.; Depenbusch, B.E.; Fox, J.T. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2005)

Previous trials conducted at Kansas State University demonstrated that melengesterol acetate (MGA) increased growth rates and tended to reduce chronic sickness in heifers naturally challenged with undifferentiated ...
Effects of melengestrol acetate (MGA) on performance and carcass quality of feedlot heifers

Fox, J.T.; Drouillard, J.S.; Spire, M.F.; Kessen, T.J.; Sulpizio, M.J. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2002)

Sixty yearling heifers (827 lb initial body weight) were fed finishing diets an average of 95 days. To eliminate social interaction and riding, they were fed in individual pens. Diets were formulated using steam-flaked ...
Effects of sickness on weight gain and radiant energy loss in recently received feeder cattle

Spire, M.F.; Drouillard, J.S.; Sargeant, J.M. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2000)

Sickness from undifferentiated respiratory disease in recently received feeder cattle reduced weight gain and altered radiant energy loss. Over a 35-day receiving period, weight gains were reduced 26.3% if an animal ...
Factors affecting pregnancy rates and calving difficulty in commercial beef heifers

Utter, S.D.; Houghton, P.L.; Corah, L.R.; Spire, M.F.; Higgins, J.J.; Butine, M.D. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1993)

Data from yearling Angus and Angus crossbred beef heifers from a commercial ranch were used to identify factors affecting pregnancy rates (n=342) and calving difficulty (n=295). Production data analyzed included prebreeding ...
Factors influencing first-service conception and overall pregnancy rates in commercial beef heifers

Utter, S.D.; Houghton, P.L.; Corah, L.R.; Simms, D.D.; Spire, M.F.; Butine, M.D. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1994)

Commercial beef heifers (n=1863) from 16 different sources were used to evaluate the influence of management practices and biological traits on first-service conception and overall pregnancy rates. Frame score, initial ...
Genetic relationships among breeding soundness traits in yearling bulls

Christmas, R.A.; Moser, D.W.; Spire, M.F.; Sargeant, J.M.; Tucker, S.K. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2001)

Breeding soundness examination data on over 1,200 yearling Angus bulls were analyzed to determine heritability of and genetic relationships among breeding soundness traits. Breeding soundness exam procedures were ...
Immune response in feeder cattle fed different sources of dietary lipid

Farran, T.B.; Drouillard, J.S.; Blasi, D.A.; Spire, M.F.; Sindt, J.J.; Montgomery, S.P.; Coetzer, C.M.; LaBrune, H.J.; Minton, J.E.; Higgins, J.J.; Elsasser, T.H. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2002)

Two studies were conducted utilizing crossbred beef steers to evaluate immune response following endotoxin challenge. In Trial 1 steers (n = 20; 688 lb BW) were fed diets containing rolled full-fat soybeans (SOY) or ...
Implant quality assurance: detection of abscessed implants and their effect on feedlot performance of beef heifers

Spire, M.F.; Blasi, D.A.; Drouillard, J.S.; Sargeant, J.M. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1999)

Infrared thermography (IRT) can be used successfully to differentiate abscessed implanted ears from nonimplanted ears 8 days postimplanting. Abscessed ears averaged 5.7EF warmer than nonimplanted ears when ambient ...
Improper dosing using average cattle weights

Hollis, L.C.; Blasi, D.A.; Spire, M.F.; Higgins, J.J. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2003)

A retrospective analysis of 6,231 head of stocker and feeder cattle comprising 24 separate lots was conducted to evaluate the extent and degree of improper dosing that would have occurred in individual animals if all ...
Inflammatory response of feedlot cattle to clostridial vaccination: a comparison of 7-way bacterin-toxoid and C&D toxoid

Stokka, G.L.; Brandt, R.T. Jr.; Edwards, A.J.; Spire, M.F.; Smith, J.E. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1993)

Twenty-four finishing steers (758 lb) were subcutaneously vaccinated and revaccinated 31 days later with 1) sterile saline, 2) a clostridial perfringens C&D toxoid, or 3) a 7-way clostridial bacterin-toxoid to evaluate ...
Influence of melengesterol acetate (MGA®) and Implus-H® implants on rate of gain, feed efficiency, and carcass characteristics of culled beef cows fed a high concentrate ration

Spire, M.F.; Unruh, J.A.; Drouillard, J.S.; Galland, J.C. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1998)

No statistical differences were detected in feedlot performance or carcass traits between control culled beef cows and those that were treated with melengesterol acetate (MGA®) and/or Implus-H® when fed in a feedyard ...
Infrared thermography of swine body surface temperatures and associated rectal temperatures during an acute respiratory disease challenge

Loughmiller, J.A.; Spire, M.F.; Dritz, S.S.; Fenwick, B.W.; Hogge, S.; Foster, J. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1999)

An acute Actinobacillus pleuropneumonia challenge was used to study changes in rectal and radiant surface temperatures over 18 h. From 3.5 to 15 h after challenge, rectal temperatures were elevated in challenged pigs ...
Natural mating of estrus-synchronized heifers and indicators of bull fertility

Pruitt, R.J.; Corah, L.R.; Simms, D.D.; Spire, M.F. (Kansas State University. Agricultural Experiment Station, 1982)

In six trials involving 486 heifers and 23 bulls, we studied factors affecting pregnancy rates of estrus-synchronized heifers mated naturally and evaluated indicators of bull fertility. Heavier heifers and those in fleshier ...
Near infrared spectroscopy as a potential method to detect bovine respiratory disease

Fox, J.T.; Spire, M.F. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2004)

Bovine respiratory disease continues to be the leading cause of illness and death loss from weaning through finishing. There is no objective method to evaluate a live animal’s severity of sickness or their response to ...
Performance and carcass characteristics of finishing steers fed dried, full-fat corn germ

Drouillard, J.S.; Kessen, T.J.; Sulpizio, M.J.; Spire, M.F.; Ethington, R.T. (Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2002)

Three hundred and fifty-eight crossbred beef steers (average initial weight 701 lb) were fed finishing diets containing 0, 5, 10, or 15% full-fat corn germ to evaluate effects on growth performance and carcass chara ...
Revaccination of recently processed cattle

Spire, M.F.; Riley, J.G.; Edwards, A.J. (Kansas State University. Agricultural Experiment Station, 1983)

Two trials were conducted to evaluate the effectiveness of revaccinating recently processed cattle with modified live IBR and BVD vaccine. Revaccination decreased total illness 24 to 26%. A significant reduction in clinically ...

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