Boucher

Method evaluation for determining digestibility of rumen undegraded amino acids in blood meal

Boucher, S. E., S. Calsamiglia, M. D. Stern, C. M. Parsons, H. H. Stein, C. G. Schwab, K. W. Cotanch, J. W. Darrah, and J. K. Bernard. 2011. Method evaluation for determining digestibility of rumen undegraded amino acids in blood meal. J. Anim. Sci. 89(E-Suppl. 1):388 (Abstr.) Link to abstract (.pdf)

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Amino acid digestibility in blood meal fed to weanling pigs

Dried blood meal is commonly used as a high-quality protein source in nursery pig diets. Growth studies have indicated that blood meal can be a better protein source than dried skim milk, fish meal, and soy protein concentrate.  However, the growth effects of blood meal vary across studies; this may be due to differences in protein quality.

Limited data exist on digestibility of crude protein and amino acids in blood meal produced from different species and with different drying methods.  Therefore, an experiment was conducted to measure apparent (AID) and standardized (SID) ileal digestibility of crude protein and amino acids in two sources of blood meal.

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Intestinal digestibility of amino acids in rumen undegraded protein estimated using a precision-fed rooster bioassay: II. Distillers dried grains with solubles and fish meal

Boucher, S. E., S. Calsamiglia, C. M. Parsons, H. H. Stein, M. D. Stern, P. S. Erickson, P. L. Utterback, and C. G. Schwab. 2009. Intestinal digestibility of amino acids in rumen undegraded protein estimated using a precision-fed rooster bioassay: II. Distillers dried grains with solubles and fish meal. J. Dairy Sci. 92:6056-6067. Link to full text (.pdf)

Intestinal digestibility of amino acids in rumen undegraded protein estimated using a precision-fed rooster bioassay: I. Soybean meal and SoyPlus

Boucher, S. E., S. Calsamiglia, C. M. Parsons, H. H. Stein, M. D. Stern, P. S. Erickson, P. L. Utterback, and C. G. Schwab. 2009. Intestinal digestibility of amino acids in rumen undegraded protein estimated using a precision-fed rooster bioassay: I. Soybean meal and SoyPlus. J. Dairy Sci. 92:4489-4498. Link to full text (.pdf)

Evaluation of the furosine and homoarginine methods for determining reactive lysine in rumen undegraded protein

Boucher, S. E., C. Pedersen, H. H. Stein, and C. G. Schwab. 2009. Evaluation of the furosine and homoarginine methods for determining reactive lysine in rumen undegraded protein. J. Dairy. Sci. 92:3951-3958.  Link to full text (.pdf)

Evaluation of lysine digestibility in rumen undegraded protein using the precision-fed rooster assay and two in vitro methods

Boucher, S. E., C. Pedersen, H. H. Stein, C. M. Parsons, and C. G. Schwab. 2007. Evaluation of lysine digestibility in rumen undegraded protein using the precision-fed rooster assay and two in vitro methods. J. Anim. Sci. 85(Suppl. 1):682 (Abstr.) Link to abstract (.pdf)

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