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Pomar, Candido, Ph.D.

Research Scientist

Contact Information:

2000, College Street
Sherbrooke, Quebec J1M 0C8
Telephone: 819-780-7252
Fax: 819-564-5507
Email: candido.pomar@agr.gc.ca

Areas of Expertise:

  • pig feeding and herd management: digestion and metabolic use of proteins and minerals
  • mathematical modelling: digestion and body growth in feeder pigs
  • feed formulation
  • body composition, carcass conformation and classification systems

Current Projects:

  • Reduction of nitrogen and phosphorus waste and maximization of gross revenues from feeder pig production using a new numeric method
  • Yield comparisons
  • Phosphore-CRF, Minimizing the phosphorous excretion of growing-finishing pigs by optimizing phosphorus intake from environmental, economical and animal perspectives.
  • Optimization of diets and management of slaughter pig production systems
  • Development of a combined premix formulation method to be used in multiphase feeding systems for growing pigs
  • Estimation of the cutability and lean content of pig carcasses.
  • Development of a method for objective slaughter line evaluation of muscle content in cull cow carcasses to be used in establishing a carcass classification and producer payment system.

Affiliations:

  • Associate Professor, Department of Animal Science, Université Laval
  • Associate Professor, Department of Mathematics, University of Sherbrooke
  • Member, Canadian Society of Animal Science (Canadian Journal of Animal Science)
  • Member, American Society of Animal Science
  • Associate Editor, Canadian Journal of Animal Science

Research publications

2016

2015

2014

2012

2011

2010

2009

Other science related publications

2017

  • Gariépy, C., Palin, M.F., Pomar, C. Goddard, E., Fortin, F., Sullivan, B., Binnie, M.A. Young, M. and Lahaie, L. (2017). Higher concentrations of the anti-aging carnosine in pork increase its nutritional value and quality. Banff Pork Seminars, January 10-12. Banff, Alberta. Poster presentation and abstract.
  • Gariépy, C., Palin, M.F., Pomar, C., Goddard, E., Fortin, F., Sullivan, B., Binnie, M.A. and Young, M. (2017) Higher carnosine level in pork increases its health nutritional value and quality. Canadian Meat Council's 97th Annual Conference. Ottawa, June 5-7. Poster presentation and abstract.
  • Marie-France Palin et. al. (2017). "Higher concentrations of the anti-aging carnosine in pork increase its nutritional value and quality", Presentation during the Open House event, Sherbrooke R & D Centre (AAFC, Sherbrooke) September 29-30, 2017.

2015

  • Andretta, I., Pomar, C., Rivest, J., Pomar, J., Hauschild, L., Kipper, M., and Radünz, J. (2015). "Impact de l’alimentation de précision sur le comportement alimentaire du porc charcutier.", Journées de la Recherche Porcine en France, 47, pp. 63-68.
  • Gonzalo, E., Letourneau-Montminy, M.P., Crenshaw, J.D., Palin, M.-F., Narcy, A., and Pomar, C. (2015). "Dietary phosphorus and calcium deficiency (depletion) and recovery (repletion) sequences can allow to optimize mineral utilization in growing pigs.", Eastern Nutrition Conference, Montreal, Canada, May 13-14, 2015.
  • Gonzalo, E., Palin, M.-F., Letourneau-Montminy, M.P., Narcy, A., and Pomar, C. (2015). "Effects of phosphorus and calcium depletion-repletion periods on intestinal and renal expression of genes associated with Ca, P and vitamin D metabolism in pigs.", 13th Digestive Physiology of Pigs (DPP) Symposium, Kliczkow, Poland, May 19-21, 2015, Abstract #338. (Abstract)
  • Kipper, M., Pomar, C., Marcoux, M., and Radünz, J. (2015). "Évaluation de la technologie DXA pour étudier la composition des carcasses de porc et de ses coupes principales.", Journées de la Recherche Porcine en France, 47, pp. 31-36.

2014

  • Andretta, I., Pomar, C., Rivest, J., Pomar, J., Lovatto, P.A., and Radünz, J. (2014). "Effet de l’alimentation de précision sur les performances, l’excrétion de nutriments et le coût d’alimentation du porc charcutier.", Journées de la Recherche Porcine en France, 46, pp. 107-112.
  • Font-i-Furnols, M. and Pomar, C. (2014). "Prédiction du rendement de la carcasse et de la composition du jambon à partir d’images de tomographie à rayons X de porcs vivants durant leur croissance.", Journées de la Recherche Porcine en France, 46, pp. 51-52.
  • Font-i-Furnols, M., Ouellet, F., Larochelle, H., Marcoux, M., and Pomar, C. (2014). "Détermination de la composition de la carcasse de porc et la composition des coupes principales selon différentes méthodes d’analyses statistiques.", Journées de la Recherche Porcine en France, 46, pp. 53-54.
  • Gonzalo, E., Letourneau-Montminy, M.P., Narcy, A., Bernier, J.F., and Pomar, C. (2014). "Effect of phosphorus and calcium depletion and repletion sequences on growth performance, bone mineralization, and endogenous phosphorus losses in pigs.", Journal of Animal Science, 92(Suppl. 2), pp. 84. (Abstract)
  • Gonzalo, E., Letourneau-Montminy, M.P., Narcy, A., Bernier, J.F., and Pomar, C. (2014). "Optimisation des apports de phosphore et calcium pour maximiser leur utilisation chez le porc en croissance dans un contexte de durabilité.", Journées de la Recherche Porcine en France, 46, pp. 113-118.
  • Kipper, M., Pomar, C., and Marcoux, M. (2014). "Precision of dual-energy X-ray absorptiometry measurements obtained on pork half-carcasses.", Journal of Animal Science, 92(Suppl. 2), pp. 131. (Abstract)
  • Letourneau-Montminy, M.P., Narcy, A., Crenshaw, J.D., Dourmad, J.Y., and Pomar, C. (2014). "Modelling the metabolic fate of dietary phosphorus and calcium in growing pigs and the dynamics of body composition: model evaluation and inversion (Extended Abstracts of papers presented at the 8th International Workshop on Modelling Nutrient Digestion and Utilisation in Farm Animals).", Animal Production Science, 54, pp. lvii. (Abstract)
  • Pomar, C. (2014). "The utilization of mathematical models to improve swine production.", VI Congresso Latino-Americano de Nutrição Animal. Colégio Brasileiro de Nutrição Animal – CBNA, Estância de São Pedro, Brazil, September 23-26, 2014. (Abstract)
  • Pomar, C., Rivest, J., Andretta, I., and Hauschild, L. (2014). "Modelling real-time individual lysine requirements in growing-finishing pigs: model update and validation (Extended Abstracts of papers presented at the 8th International Workshop on Modelling Nutrient Digestion and Utilisation in Farm Animals).", Animal Production Science, 54, pp. xiv. (Abstract)

2013

  • Cloutier, L., Letourneau-Montminy, M.P., Bernier, J.F., Pomar, J., and Pomar, C. (2013). "Effet d'un protocole de déplétion-réplétion en lysine chez le porc en croissance.", Journées de la Recherche Porcine en France, 45, pp. 149-154.
  • Cloutier, L., Letourneau-Montminy, M.P., Bernier, J.F., Pomar, J., and Pomar, C. (2013). "L'alimentation de précision: effet d'un protocole de déplétion-réplétion en lysine chez le porc en croissance.", Journée d'information scientifique en productions animales, Drummondville, QC, Canada, February 27, 2013, pp. 32-33.
  • Joannopoulos, É., Pomar, C., Dussault, J.-P., and Dubeau, F. (2013). "Impact économiques et environnementaux de différents programmes de formulation et d’alimentation chez le porc charcutier.", 45es Journées de la Recherche Porcine, Paris, France, February 5-6, 2013, pp. 161-162.
  • Pomar, C. (2013 Internal). Development of an innovative precision farming system for swine. Calibrate the model for optimal lysine and threonine. First Canadian Swine Cluster Final Report. (Report)
  • Pomar, C. (2013 Internal). Development of an innovative precision farming system for swine. Modelling phosphorus and calcium metabolism and develop a system approach for estimating individual daily requirements. First Canadian Swine Cluster Final Report. (Report)
  • Pomar, C. (2013 Internal). Development of an innovative precision farming system for swine. Update the actual model for real-time prediction of feed intake, weight gain and predicting nutrient requirements.First Canadian Swine Cluster Final Report. (Report)
  • Pomar, C., Rivest, J., Hauschild, L., Andretta, I., Cloutier, L., Letourneau-Montminy, M.P., Bernier, J.F., and Pomar, J. (2013). "Estimating real-time energy and nutrient requirements of growing-finishing pigs.", International symposium: modelling in pig and poultry production, Faculdade de Ciências Agrárias e Veterinárias – Unesp, Jaboticabal, São Paulo, Brazil, June 18-20, 2013.
  • Pomar, C., Rivest, J., Hauschild, L., Andretta, I., Cloutier, L., Letourneau-Montminy, M.P., Bernier, J.F., and Pomar, J. (2013). "Precision feeding on an individual basis: are we heading towards a new definition of nutritional needs in grower-finisher pigs?", 49th Annual Eastern Nutrition Conference of the Animal Nutrition Association of Canada (ANAC), Hôtel Château Laurier, Québec City, QC, Canada, May 15-16, 2013.

2012

  • Hauschild, L., Lovatto, P.A., Pomar, J., Pomar, C., and Andretta, I. (2012). "Estimating the daily individual nutrient requirements of growing-finishing pigs according to their actual growth and feed intake patterns.", AAFC Scientific Symposium: Let’s talk science at DSRDC, Sherbrooke, QC, Canada, November 28, 2012.
  • Joannopoulos, É., Pomar, C., Dussault, J.-P., and Dubeau, F. (2012). "Feeding cost optimization of several diet formulations and environmental impact in the swine industry.", 21st International Symposium on Mathematical Programming (ISMP 2012), Berlin, Germany, August 19-24, 2012.
  • Létourneau-Montminy, M.-P., Narcy, A., and Pomar, C. (2012). "Développement d’un modèle simulant le devenir du phosphore et calcium alimentaires au niveau métabolique chez le porc en croissance.", Journées de la Recherche Porcine en France, 44, pp. 153-158.
  • Pomar, C. and Pomar, J. (2012). "The Future of Livestock Farming” Focus on Feed Efficiency in Pork Production.", Webminar, Prairie Swine Center, Saskatoon, SK, Canada, March 5, 2012.
  • Rivest, J., Pomar, C., Pomar, J., and Hauschild, L. (2012). "Estimating optimal smoothing parameters for the daily feed intake and weight forecasts required to implement sustainable precision farming systems for swine.", 2012 Meeting of the Animal Science Modelling Group, Hyatt Regency, Phoenix, AZ, USA, July 14, 2012, Published in: J. Anim. Sci., 92(4), pp. 554.
  • Rousseau, X., Létourneau-Montminy, M.-P., Magnin, M., Narcy, A., and Pomar, C. (2012). "Effet de différents apports alimentaires de calcium sur la réponse à la phytase microbienne de porcs en croissance.", Journées de la Recherche Porcine en France, 44, pp. 183-184.
  • Zhang, G.-H., Pomar, C., Pomar, J., and del Castillo, J.R.E. (2012). "L’alimentation de précision chez le porc charcutier : Estimation des niveaux dynamiques de lysine digestible nécessaires à la maximisation du gain de poids.", Journées de la Recherche Porcine en France, 44, pp. 171-176.

2011

  • Létourneau-Montminy, M.-P., Lovatto, P.A., and Pomar, C. (2011). "Effets d’un protocole de déplétion-réplétion en phosphore et calcium sur l’utilisation digestive et métabolique de phosphore et de calcium chez le porc en croissance.", Journées de la Recherche Porcine en France, 43, pp. 87-94.
  • Pomar, C. and Pomar, J. (2011). "Sustainable Precision Livestock Farming: A Vision for the Future of the Canadian Swine Industry.", 41st Banff Pork Seminar, Banff Centre, Banff, AB, Canada, January 17-21, 2012, Advances in Pork Production Volume 23, Abstract No. 23, pp. 207-213.
  • Pomar, C., Hauschild, L., Zhang, G.-H., Pomar, J., and Lovatto, P.A. (2011). "Precision feeding can significantly reduce feeding cost and nutrient excretion in growing animals.", in Sauvant, D., van Milgen, J., Faverdin, P., and Friggens, N. (eds.) - Modelling Nutrition Digestion and Utilization in Farm Animals, Wageningen Academic Publishers, The Netherlands, pp. 327-334.
  • Rousseau, X., Létourneau-Montminy, M.-P., Magnin, M., Narcy, A., and Pomar, C. (2011). "Effect of different dietary calcium concentrations on the digestive and metabolic response of growing pigs to microbial phytase.", ADSA-PSA-AMPA-CSAS-ASAS 2011 Joint Annual Meeting, New Orleans, LA, USA, July 11-14, 2011.
  • Zhang, G.-H., Pomar, C., Pomar, J., Letourneau-Montminy, M.P., Oliveira, V., and Yang, G.-S. (2011). "Estimating Response of growing-finishing pigs to increasing levels of dietary lysine: a meta-analysis study.", 60th Annual Meeting of the Canadian Society of Animal Science (CSAS), Atlantica Hotel, Halifax, NS, Canada, May 4-5, 2011, pp. 58. (Abstract)
  • Zhang, G.-H., Pomar, C., Pomar, J., del Castillo, J.R.E., and Yang, G.-S. (2011). "Estimating the dynamic requirements of lysine supporting maximal protein deposition in individually-fed growing-finishing pigs.", 60th Annual Meeting of the Canadian Society of Animal Science (CSAS), Atlantica Hotel, Halifax, NS, Canada, May 4-5, 2011, pp. 57. (Abstract)

2010

  • Hauschild, L., Lovatto, P.A., Pomar, J., and Pomar, C. (2010). "Estimating the daily individual nutrient requirements of growing-finishing pigs according to their actual growth and feed intake patterns.", Journées de la Recherche Porcine en France, 42, pp. 99-105 (#A04).
  • Hauschild, L., Lovatto, P.A., Pomar, J., and Pomar, C. (2010). "Estimation journalière des besoins nutritionnels individuels des porcs en croissance en fonction de leur parcours de croissance et de consommation.", Journées de la Recherche Porcine en France, 42, pp. 99-106.
  • Pomar, C., Hauschild, L., Zhang, G.-H., Pomar, J., and Lovatto, P.A. (2010). "Applying precision feeding techniques in growing-finishing pig operations.", IV Congresso Latino Americano de Nutrição Animal (IV CLANA), Hotel Fazenda Fonte Colina Verde, São Pedro, SP, Brazil, November 23-26, 2010, pp. 233-248.
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