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4. Roeber, D. L., K. E. Belk, G. C. Smith, J. D. Tatum, T. G. Field, J. A. Scanga, C. D. Smith, P. D. Mies, H. A. Foster, T. K. Kennedy, B. R. Moore, and S. G. Hodge. 2000. Improving the consistency and competitiveness of market cow and bull beef and improving the value of market cows and bulls. Final Report of the National Market Cow and Bull Beef Quality Audit– 1999. National Cattlemen's Beef Association, Englewood, CO.
5. On-farm management decisions to improve beef quality on market dairy cows;Rogers;J. Dairy Sci.,2004