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John F. Patience Associate Professor Applied Swine Nutrition Iowa State University 201 Kildee Ames, IA 50011 Phone: 515-294-5132 Fax: 515-294-1399 Email: jfp@iastate.edu |
Education Doctor of Philosophy, Cornell University: 1985 (Nutritional Biochemistry) Master of Science, University of Guelph: 1976 (Animal Nutrition) Bachelor of Science in Agriculture, University of Guelph: 1974 (Animal Science) | |
Awards 2008: AFIA Award in Non-Ruminant Nutrition Research (American Society of Animal Science) 2008: Lifetime Achievement Award (Alberta Pork Congress) 2007: Lifetime Achievement Award (Saskatchewan Pork Development Board) 2005: Award for Excellence in Nutrition or Meat Science (Canadian Society of Animal Science) 2005: Alberta Pork Industry Leadership Award (Alberta Pork Congress) 2003: 25th Anniversary Honorary Chair (Saskatchewan Pork Industry Symposium) | |
Research Dr. Patience’s area of research is nutrition of the pig. His specific focus is on 1) energy metabolism, 2) ingredient evaluation, and 3) feeding and management in the nursery and finishing barns. Further details are available on the Applied Swine Nutrition Research Program website. | |
Extension Dr. Patience provides extension support to the Iowa pork industry in the area of swine nutrition. | |
Professional Affiliations American Society for Nutrition American Society of Animal Science Canadian Society of Animal Science Canadian Society of Nutritional Sciences Gamma Sigma Delta Sigma Xi, The Scientific Research Society | |
Selected Publications Patience, J. F., P. Shand, Z. Pietrasik, J. Merrill, G. Vessie, K. A. Ross and A. D. Beaulieu. The effect of ractopamine supplementation of swine finishing diets on growth performance, carcass composition and ultimate pork quality. Can. J. Anim. Sci. 89:53-66. Oresanya, T. F., A. D. Beaulieu and J. F. Patience. 2008. Investigations of energy metabolism in weanling barrows: The interaction of dietary energy concentration and daily feed (energy) intake. J. Anim. Sci. 86: 348-363. Beaulieu, A.D., M.R. Bedford and J. F. Patience. 2007. Supplementing corn or corn-barley diets with an E. coli derived phytase decreases total and soluble P output by weanling and growing pigs. Can. J. Anim. Sci. 87:353-364. Nortey, T.N., J. F. Patience, P.H. Simmins, N.L. Trottier and R.T. Zijlstra. 2007. Effects of individual or combined xylanase and phytase supplementation on energy, amino acid, and phosphorus digestibility and growth performance of grower pigs fed wheat-based diets containing wheat millrun. J. Anim. Sci. 85:1432-1443. Nortey, T.N., J. F. Patience, J.S. Sands and R.T. Zijlstra. 2007. Xylanase supplementation improves energy digestibility of wheat by-products in grower pigs. Livestock Sci. 109:96-99. Oresanya, T. F., A. D. Beaulieu, E. Beltranena and J. F. Patience. 2007. The effect of dietary energy concentration and total lysine/digestible energy ratio on the growth performance of weaned pigs. Can. J. Anim. Sci. 87:45-55. Shaw, M.I., A.D. Beaulieu and J. F. Patience. 2006. Effect of diet composition on water utilization in growing pigs. J. Anim. Sci. 84:3123-3132. Oresanya, T. F., A. D. Beaulieu and J. F. Patience. 2006. The effect of reducing energy intake on the performance of weaned barrows when amino acid intake declines either in direct proportion to energy or at a reduced rate. Can. J. Anim. Sci. 86:273-277. Beaulieu, A. D., C.L. Levesque and J. F. Patience. 2006. The effects of dietary energy concentration and site of weaning on weanling pig performance. J. Anim. Sci. 84:1159-1168. Owusu-Asiedu, A., J. F. Patience, B. Laarveld, A.G. van Kessel, P.H. Simmins and R.T. Zijlstra. 2006. Effects of guar gum and cellulose on digesta passage rate, ileal microbial populations, energy and protein digestibility, and performance of grower pigs. J. Anim. Sci. 84:843-852. Nyachoti, C.M., J. F. Patience and I.R. Seddon. 2005. Effect of water source (ground versus surface) and treatment on nursery pig performance. Can. J. Anim. Sci. 85:405-407. Patience, J. F., J.F. Umboh, R.K. Chaplin and C.M. Nyachoti. 2005. Nutritional and physiological responses of growing pigs exposed to a diurnal pattern of heat stress. Livestock Prod. Sci. 96: 205-214. Smith, L.F., S.P. Lemay, J. F. Patience and R.T. Zijlstra. 2004. Effects of dietary crude protein level and sugar beet pulp inclusion on nitrogen excretion patterns in grower and finisher pigs. Can. J. Anim. Sci. 84:717-720. Zijlstra, R.T., S. Li, A. Owusu-Asiedu, P.H. Simmins and J. F. Patience. 2004. Effect of carbohydrase supplementation to wheat-canola meal diets on growth performance and nutrient digestibility in group-house weaned pigs. Can. J. Anim. Sci. 84:689-695. Nyachoti, C.M., R.T. Zijlstra, C.F.M. de Lange and J. F. Patience. 2004. Voluntary feed intake in swine: A review of the main determining factors and potential approaches for accurate predictions. Can. J. Anim. Sci. 84:549-566. Patience, J. F. and A.D. Beaulieu. 2004. The impact of poor quality water on the performance of pigs housed under commercial conditions. J. Swine Health Prod. 12:228-236. Smith, L.F., J. F. Patience, H.W. Gonyou, A.D. Beaulieu and R.D. Boyd. 2004. The impact of feeder adjustment and group size/floor space allowance on the performance of nursery pigs. J. Swine Health Prod. 12:111-118. Oresanya, T.F. J. F. Patience, R.T. Zijlstra, A.D. Beaulieu, D.M. Middleton, B.R. Blakely and D.A. Gillis. 2003. Defining the tolerable level of ergot in the diet of weaned pigs. Can. J. Anim. Sci. 83:493-500. | |
Other Links Dr. Patience's CV | |
Department of Animal Science 1221 Kildee Hall
Iowa State University Ames, Iowa 50011-3150
telephone: (515) 294-2160 fax: (515) 294-6994
e-mail address:answeb@iastate.edu.
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