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South Dakota State University

Beef

South Dakota Beef Report, 1993

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Full-Text Articles in Life Sciences

Effects Of Growth Pattern On Muscle Growth, Nuclei Number, Protein Accretion, And Body Composition In Heifers, C. L. Alderson, R. H. Pritchard, D. L. Boggs Jan 1993

Effects Of Growth Pattern On Muscle Growth, Nuclei Number, Protein Accretion, And Body Composition In Heifers, C. L. Alderson, R. H. Pritchard, D. L. Boggs

South Dakota Beef Report, 1993

The effects of compensatory growth on accretion of muscle mass, protein mass, and nuclei number of the supraspinatus and semitendinosus muscles were evaluated using seven serial slaughter groups of Angus x Limousin heifer calves (n = 28, BW 270 2 9.5 kg). Fractional growth rates of carcass protein and fat were also evaluated. To achieve compensatory growth, energy intake was restricted for 88 days (Phase 1) followed by adlibitum feeding of a high energy diet (Phase2) [LH]. Controls were allowed continuous ad libitum access to the high energy diet (HH). Muscle weights, body composition samples, and muscle biopsies were collected …


Role Of Supplement Form For Finishing Yearling Steers, R. H. Pritchard Jan 1993

Role Of Supplement Form For Finishing Yearling Steers, R. H. Pritchard

South Dakota Beef Report, 1993

The impact of liquid, meal, and pelleted supplements on feedlot performance and liver abscesses was evaluated in yearling steers. Steers were fed 90% concentrate diets and test supplement sources for 105 days. The control diet included all supplemental feed ingredients in pelleted form. Four other diets included a liquid supplement that contained supplemental vitamins, minerals, and monensin and a dry supplement providing protein and tylosin all equal to the control. The protein-tylosin component was fed in meal or pelleted form. Overall, steers fed liquid supplements outperformed steers fed dry pelleted supplements with higher average daily gain (P=.05) and dry matter …