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Full-Text Articles in Life Sciences

Understanding The Contributions Of Beef Cattle To Greenhouse Gas Emissions, Elizabeth Stewart, Eric Thacker, Matthew D. Garcia, Juan J. Villalba Oct 2017

Understanding The Contributions Of Beef Cattle To Greenhouse Gas Emissions, Elizabeth Stewart, Eric Thacker, Matthew D. Garcia, Juan J. Villalba

All Current Publications

This fact sheet describes current and projected beef consumption, methane, nitrogen, beef cattle production, and possibilities for more sustainable beef production.


Consumer Sensory Evaluation And Chemical Composition Of Beef Gluteus Medius And Triceps Brachii Steaks From Cattle Finished On Forage Or Concentrate Diets, A. Chail, Jerrad F. Legako, L. R. Pitcher, Robert E. Ward, Silvana Martini, Jennifer W. Macadam Apr 2017

Consumer Sensory Evaluation And Chemical Composition Of Beef Gluteus Medius And Triceps Brachii Steaks From Cattle Finished On Forage Or Concentrate Diets, A. Chail, Jerrad F. Legako, L. R. Pitcher, Robert E. Ward, Silvana Martini, Jennifer W. Macadam

Animal, Dairy, and Veterinary Science Faculty Publications

The objective of this study was to assess the impact of cattle finishing diet and muscle type on meat quality. Consumer sensory response, proximate composition, Warner–Bratzler shear force (WBSF), fatty acid composition, and volatile compounds were assessed from the gluteus medius (GM) and triceps brachii (TB) muscles of cattle (n = 6 per diet) which were grain-finished (USUGrain) on conventional feedlot or 2 forage diets, a perennial legume, birdsfoot trefoil-fin-ished (USUBFT; Lotus corniculatus), and grass-finished (USUGrass; Bromus riparius). Diet had an interacting effect with muscle for all sensory attributes (P ≤ 0.002), except aroma and flavor (P ≥ 0.078). In …


Estimation Of The Trichomonad Concentration In Beef Bull Preputial Samples And Resultant Population Effect Of Pooling On Detection Of Tritrichomonas Foetus Using Qpcr, David J. Wilson, Thomas J. Baldwin, Amanda Wilhelm, Chelsea H. Whitehouse, Jennifer L. Bunnell, Kerry A. Rood, Arnaud Van Wettere Mar 2017

Estimation Of The Trichomonad Concentration In Beef Bull Preputial Samples And Resultant Population Effect Of Pooling On Detection Of Tritrichomonas Foetus Using Qpcr, David J. Wilson, Thomas J. Baldwin, Amanda Wilhelm, Chelsea H. Whitehouse, Jennifer L. Bunnell, Kerry A. Rood, Arnaud Van Wettere

Animal, Dairy, and Veterinary Science Faculty Publications

The primary objective was assessment of effect of sample pooling on Tritrichomonas foetus detection using qPCR in beef bulls within 5 logs of trichomonad concentration in spiked preputial samples. The secondary objective was to use qPCR Ct values to estimate the percentage of beef bulls in the field population within each log of trichomonad concentration. Solutions containing none, 1,10,100,1000 and 10,000 trichomonads (T)/ml were made and tested by qPCR. Test sensitivities for single positive samples were: 1 T/ml, 20/40 (50%); 10 T/ml, 40/40 (100%); 100 T/ml, 40/40 (100%); 1000 T/ml, 40/40 (100%); 10,000 T/ml, 40/40 (100%). For 5-sample pools (1 …


Weaning Strategies In Beef Cattle To Reduce Stress, Matthew Garcia, Kerry Rood, Clark Israelsen Jan 2017

Weaning Strategies In Beef Cattle To Reduce Stress, Matthew Garcia, Kerry Rood, Clark Israelsen

All Current Publications

This fact sheet considers weaning strategies for beef cattle, including the advantages and disadvantages of fenceline weaning, and twostep weaning.