Language selection

Search

Ouellet, Daniel, Ph.D.

Research Scientist

Contact Information:

2000 College Street
Sherbrooke, Quebec J1M 0C8
Telephone: 819-780-7209
Fax: 819-564-5507
Email: daniel.ouellet@agr.gc.ca

Areas of Expertise:

  • dairy cattle
  • beef cattle
  • animal nutrition
  • metabolisms - gastro-intestinal tract and other
  • use and creation of animal feeds - supplements and additives - protein and energy concentrates
  • nutritional requirements for development and production
  • use and creation of animal feeds - components - digestibility and nutritional value
  • excretion
  • use and creation of animal feeds - supplements and additives - amino acids
  • uptake
  • use and creation of animal feeds - traditional and novel animal feeds - plant matter

Current Projects:

  • Silage additive use strategy for high-moisture ear corn
  • Study of factors affecting milk components from Quebec farms.
  • Impact of dietary starch on endogenous nitrogen measured at different parts of the gastro-intestinal tract
  • Amino acids and canola meal in dairy cows

Affiliations:

  • Adjunct Professor, Université Laval, Animal Science Department
  • Associate Editor of Journal of Animal Science

Research publications

2017

2016

2015

2014

2013

  • Artegoitia, V.M., de Veth, M.J., Harte, F., Ouellet, D.R., and Girard, C.L. (2013). "Casein and whey protein as delivery methods for synthetic vitamin B12 to increase intestinal absorption in lactating dairy cows.", Journal of Dairy Science (JDS), 96(E-Suppl. 1), pp. 505.
  • Galindo, C.E., Larsen, M., Ouellet, D.R., Maxin, G., Pellerin, D., and Lapierre, H. (2013). "Effect of amino acid supply on whole body and tissue glucose kinetics in postpartum dairy cows.", in Oltjen, J.W., Kebreab, E. and Lapierre, H. (eds.) - Energy and protein metabolism and nutrition in sustainable animal production. EAAP publication No. 134., Wageningen Academic Publishers, The Netherlands, pp. 451-452.
  • Lapierre, H., Lemosquet, S., and Ouellet, D.R. (2013). "Contribution of essential amino acids to glucose metabolism and lactose secretion in late lactation dairy cows.", in Oltjen, J.W., Kebreab, E. and Lapierre, H. (eds.) - Energy and protein metabolism and nutrition in sustainable animal production. EAAP publication No. 134., Wageningen Academic Publishers, The Netherlands, pp. 447-448.
  • Larsen, M., Galindo, C.E., Ouellet, D.R., Maxin, G., Kristensen, N.B., and Lapierre, H. (2013). "Effect of abomasal amino acid infusion on splanchnic metabolism in postpartum transition dairy cows.", in Oltjen, J.W., Kebreab, E. and Lapierre, H. (eds.) - Energy and protein metabolism and nutrition in sustainable animal production. EAAP publication No. 134., Wageningen Academic Publishers, The Netherlands, pp. 409-410.
  • Martineau, R., Ouellet, D.R., Lapierre, H. (2013). Feeding canola meal to dairy cows: A meta-analysis on lactational responses, 96(3), 1701-1714. http://dx.doi.org/10.3168/jds.2012-5740
  • Maxin, G., Ouellet, D.R., Lapierre, H. (2013). Effect of substitution of soybean meal by canola meal or distillers grains in dairy rations on amino acid and glucose availability, 96(12), 7806-7817. http://dx.doi.org/10.3168/jds.2013-6976
  • Maxin, G., Ouellet, D.R., Lapierre, H. (2013). Ruminal degradability of dry matter, crude protein, and amino acids in soybean meal, canola meal, corn, and wheat dried distillers grains, 96(8), 5151-5160. http://dx.doi.org/10.3168/jds.2012-6392
  • Maxin, G., Ouellet, D.R., and Lapierre, H. (2013). "Contribution of amino acids to glucose and lactose synthesis in lactating dairy cows.", in Oltjen, J.W., Kebreab, E. and Lapierre, H. (eds.) - Energy and protein metabolism and nutrition in sustainable animal production. EAAP publication No. 134., Wageningen Academic Publishers, The Netherlands, pp. 443-445.
  • Ouellet, D.R., Valkeners, D., and Lapierre, H. (2013). "Effects of metabolizable protein supply on N efficiency; plasma amino acid concentrations in dairy cows.", in Oltjen, J.W., Kebreab, E. and Lapierre, H. (eds.) - Energy and protein metabolism and nutrition in sustainable animal production. EAAP publication No. 134., Wageningen Academic Publishers, The Netherlands, pp. 453-454.

2011

2010

2009

Other science related publications

2017

  • Lapierre, H., R. Martineau, S. Binggeli, D. Pellerin, and D.R. Ouellet. 2017. Is it needed to balance a dairy ration for metabolizable protein if it is balanced for essential amino acids and RDP? Pages 13-31 In: Proceedings of the Dairy Cattle Nutrition Workshop. PennState Extension Dairy Team. Grantville, PA, USA.

2015

  • Lapierre, H. and Ouellet, D.R. (2015). "How the efficiency of utilization of histidine varies with supply in dairy cows?", Journal of Dairy Science (JDS), 98(Suppl. 2), pp. 609. (Abstract)
  • Lapierre, H., Ouellet, D.R., and Martineau, R. (2015). "Challenges to determine the true net supply of amino acids.", 29th ADSA Discover Conference on Amino Acid Requirements, Chicago, USA, May 26-29, 2015.
  • Ouellet, D.R. and Lapierre, H. (2015). "Endogenous Nitrogen Secretion in Dairy Cows: Transaction along the digestive tract and implication in amino acid requirements.", 29th ADSA Discover Conference on Amino Acid Requirements, Chicago, USA, May 26-29, 2015.
  • Ouellet, D.R., Maxin, M., and Lapierre, H. (2015). "Urea kinetics in dairy cows fed soybean meal (SBM), canola meal (CM), corn high protein dried distillers grains (HPDDG) or wheat dried distillers grains with solubles (WDDGS).", Journal of Dairy Science (JDS), 98(Suppl. 2), pp. 462. (Abstract)

2014

  • Lapierre, H., Doepel, L., Pacheco, D., and Ouellet, D.R. (2014). "Amino acid requirement and post-absorptive metabolism in cattle: implications for ration formulation.", Florida Ruminant Nutrition Symposium, University of Florida, Florida, USA, pp. 167-168.
  • Lapierre, H., Ouellet, D.R., Fournier, A., and Pellerin, D. (2014). "Comment maximiser l’utilsation de l’azote des vaches laitières: répercussions environnementales et monétaires.", 38e Symposium sur les bovins laitiers. CRAAQ, Québec, QC, Canada, pp. 35-53.
  • Lapierre, H., Ouellet, D.R., and Lobley, G.E. (2014). "Estimation of histidine requirement in lactating dairy cows.", Journal of Dairy Science (JDS), 97(E-Suppl.1), pp. 757. (Abstract)
  • Ouellet, D.R. and Lapierre, H. (2014). Endogenous secretions in dairy cows - Advance Report (Period: October 22th, 2013 – July 21th, 2014). (Report)
  • Ouellet, D.R., Lobley, G.E., and Lapierre, H. (2014). "Histidine requirement of dairy cows determined by the indicator amino acid oxidation (AAO) technique.", Journal of Dairy Science (JDS), 97(E-Suppl.1), pp. 757. (Abstract)

2013

  • Lapierre, H., Doepel, L., Pacheco, D., and Ouellet, D.R. (2013). "Update on protein and amino acid requirements for lactating dairy cows.", Eastern Nutrition Conference, Animal Nutrition Association of Canada, Québec, Canada, pp. 225-236.
  • Ouellet, D.R., Tremblay, G.F., and Mustafa, A.F. (2013). "Evaluation of DM, NDF, and starch ruminal degradabilities of corn hybrids : A three-year study.", Advances in Dairy Technology (Western Canadian Dairy Seminar Proceedings), 25, pp. 387. (Abstract)

2012

  • Lapierre, H., Doepel, L., and Ouellet, D.R. (2012). "Update on protein and amino acid requirements for lactating dairy cows (no.864).", ADSA-AMPA-ASAS-CSAS-WSASAS Joint Annual Meeting, Pheonix, AZ, USA, July 15-19, 2012. (Presentation)
  • Ouellet, D.R., Tremblay, G.F., and Mustafa, A.F. (2012). "Evaluation of DM, NDF, and starch ruminal degradabilities of corn silage hybrids: A three-year study.", ADSA-AMPA-ASAS-CSAS-WSASAS 2012 Joint Annual Meeting, Hyatt Regency, Phoenix, AZ, USA, July 15-19, 2012. (Abstract)

2011

  • Lapierre, H., Ouellet, D.R., Doepel, L., and Lobley, G.E. (2011). "Lysine in dairy cows: From digestion to milk protein.", 2011 Dairy Cattle Nutrition Workshop, Penn State, Holiday Inn, Grantville, PA, USA, November 9-10, 2011, pp. 19-25. (Workshop)
  • Lapierre, H., Raggio, G., Ouellet, D.R., Martineau, R., and Doepel, L. (2011). "The study of amino acid metabolism, from absorption to milk protein secretion.", III Simposio internacional avanço em técnicas de pesquisa em nutriçao para ruminantes, Pirassununga, Brazil, March 24-25, 2011, pp. 115-136.
  • Ouellet, D.R. and Chiquette, J. (2011). "Effect of dietary nitrogen and yeast supplementation on apparent diet digestibility snd microbial population in the rumen content if dairy lactatiing cows.", Journal of Animal Science, 89(Suppl. 1), pp. 372. (Abstract)
  • Ouellet, D.R. and Chiquette, J. (2011). "Effect of dietary nitrogen levels and yeast supplementation on apparent diet digestibility and microbial population in the rumen content of dairy lactating cows.", 1er Symposium du Centre de recherche et de développement sur le bovin laitier et le porc: Parlons science au CRDBLP! / 1st Symposium of the Dairy and Swine Research and Development Centre: Let’s Talk Science at the DSRDC!, Sherbrooke, QC, Canada, June 7, 2011, pp. 24/29.

2010

  • Côrtes, C., Martineau, R., Sauvant, D., Ouellet, D.R., Vernet, J., Ortigues-Marty, I., and Lapierre, H. (2010). "Meta-analysis for the prediction of net portal absorption (NPA) of amino acid-N (AAN) and ammonia (NH3) in ruminants.", Journal of Dairy Science (JDS), 93(E-Suppl. 1), pp. 451. (Abstract)
  • Galindo, C.E., Ouellet, D.R., Pellerin, D., Lemosquet, S., Ortigues-Marty, I., and Lapierre, H. (2010). "Protéines ingérées et lactose du lait: quel est le lien?", 34e Symposium sur le bovin laitier, Drummondville, QC, Canada, October 28, 2010, pp. 208-209. (Abstract)
  • Lapierre, H., Galindo, C.E., Lemosquet, S., Ortigues-Marty, I., Doepel, L., and Ouellet, D.R. (2010). "Protein supply, glucose kinetics and milk yield in dairy cows.", 3rd EAAP International Symposium on Energy and Protein: Metabolism and Nutrition, Parma, Italy, September 6-10, 2010, EAAP publication no. 127, pp. 275-286.
  • Lapierre, H., Ouellet, D.R., Martineau, R., Côrtes, C., Raggio, G., and Doepel, L. (2010). "From crude protein to absorbed amino acids…to milk protein.", 2010 Cornell Nutrition Conference for Feed Manufacturers. 72nd Meeting, Doubletree Hotel, East Syracuse, NY, USA, October 19-21, 2010, pp. 25-37.
  • Ouellet, D.R., Valkeners, D., and Lapierre, H. (2010). "Does endogenous nitrogen contribute to over-estimate bacterial duodenal flow in ruminant estimated by 15N dilution technique?", 3rd EAAP International Symposium on Energy and Protein: Metabolism and Nutrition, Parma, Italy, September 6-10, 2010, EAAP publication no. 127, pp. 125-128.
  • Ouellet, D.R., Valkeners, D., and Lapierre, H. (2010). "Does endogenous nitrogen contribute to over-estimate bacterial duodenal flow in ruminant estimated by 15N dilution technique?", 3rd EAAP International Symposium on Energy and Protein: Metabolism and Nutrition, Parma, Italy, September 6-10, 2010, EAAP publication no. 127, pp. 127-128. (Abstract)

2009

  • Brito, A.F., Tremblay, G.F., Bertrand, A., Castonguay, Y., Bélanger, G., Michaud, R., Lapierre, H., Benchaar, C., Petit, H.V., Ouellet, D.R., and Berthiaume, R.R. (2009). "Alfalfa Cut At Sundown and Harvested As Baleage Increases Performance of Late-Lactation Dairy Cows.", 27th Western Canadian Dairy Seminar (WCDS): Forging Ahead Through Challenging, Capri Centre, Red Deer, AB, Canada, March 10-13, 2009, Session VII: Focus on Forage, pp. 368. (Abstract)
  • Hassanat, F., Lapierre, H., and Ouellet, D.R. (2009). "Effect of starch infusion site on glucose rate of appearance (Ra) and starch and crude protein nitrogen digestibility in dairy cows.", Journal of Dairy Science (JDS), 92(Suppl.), pp. 97. (Abstract)
  • Lapierre, H., Ouellet, D.R., and Doepel, L. (2009). "Do You Feed Protein or Amino Acids to Make Milk?", 27th Western Canadian Dairy Seminar (WCDS): Forging Ahead Through Challenging, Capri Centre, Red Deer, AB, Canada, March 10-13, 2009.
  • Martineau, R., Sauvant, D., Ouellet, D.R., Vernet, J., Ortigues-Marty, I., and Lapierre, H. (2009). "Meta-analysis for the prediction of net portal absorption of amino acid nitrogen in ruminants.", Journal of Dairy Science (JDS), 92(Suppl.), pp. 469-470. (Abstract)
Report a problem on this page
Please select all that apply:
Date modified: