Gary Cromwell

Gary Cromwell

Professor
Instruction
Research

Gary.Cromwell@uky.edu
Phone (859) 257-7534
Fax (859) 323-1027

Department of Animal and Food Sciences
609 W.P. Garrigus Building
Lexington KY 40546-0215

Specialties
Nutrition

Professional Profile

Professor, Swine Nutrition 
Coordinator of Swine Section

Education

1967, Ph.D., Purdue University (Animal Nutrition)
1965, M.S., Purdue University (Animal Nutrition)
1960, B.S., Kansas State University (Agricultural Education)

Professional Experience

1976-present, Professor of Animal Sciences, University of Kentucky

1970-1976, Associate Professor of Animal Sciences, University of Kentucky

1967-1970, Assistant Professor of Animal Sciences, University of Kentucky

1960-1964, Vocational Agriculture Instructor, Labette County Community High School, Altamont, Kansas

Raised on a wheat and general livestock farm near Salina, Kansas

Research and Professional Activities

Swine nutrition research with emphasis in mineral bioavailability and requirements, amino acid requirements, evaluation of feed ingredients, and efficacy and safety of feed additives.

Former President of the American Society of Animal Science. 

Chair of the Committee on Animal Nutrition, National Research Council, National Academy of Sciences. 

Chair of Committee on Swine Nutrition that wrote National Research Council's 10th edition of "Nutrient Requirements of Swine" (1998).

Courses Taught

Swine Science and Advanced Nonruminant Nutrition

Books and Book Chapters

Cromwell, G. L., 2658-2659. Iron toxicity in newborn pigs. In: The Merck Vet Manual.10th Edition. (C. M. Kahn, Editor) p. 2403. Merck & Co., Merial Publishing, Duluth, GA.

Cromwell, G. L. 2010. Nutrition: Pigs. In: The Merck Vet Manual. 10th Edition. (C. M. Kahn, Editor) pp. 2066-2079. Merck & Co., Merial Publishing, Duluth, GA.

Cromwell, Gary L. 2010. Feeding Swine. In: Livestock Feeds and Feeding (R.O. Kellems and D.C. Church, Editors) 6th revised edition. pp. 244-284. Prentice Hall, Inc. Englewood Cliffs, NJ.

Cromwell, G.L. Rendered products in swine nutrition. In: Essential Rendering (D.L. Meeker, Editor) pp. 141-157. National Renderers Assoc, Alexandria, VA. 2006

Cromwell, G.L. Phosphorus Nutrition of Swine. pp. 607-634. In: Phosphorus: Agriculture and the Environment (J. T. Sims and A. N. Sharpley, Editors) American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, Madison, WI. 2005.

Selected Publications

Cromwell, Gary L. 2010. Feeding Swine. In: Livestock Feeds and Feeding (R.O. Kellems and D.C. Church, Editors) 6th revised edition. pp. 244-284. Prentice Hall, Inc. Englewood Cliffs, NJ.

Cromwell, G. L. 2010. Nutrition: Pigs. In: The Merck Vet Manual. 10th Edition. (C. M. Kahn, Editor) pp. 2066-2079. Merck & Co., Merial Publishing, Duluth, GA.

Cromwell, G. L., 2658-2659. Iron toxicity in newborn pigs. In: The Merck Vet Manual.10th Edition. (C. M. Kahn, Editor) p. 2403. Merck & Co., Merial Publishing, Duluth, GA.

Agudelo, J.H., M.D. Lindemann, and G.L. Cromwell. 2010. A comparison of two methods to assess nutrient digestibility in pigs. Livestock Production Science 133:74-77.

Agudelo-Trujillo, J.H., M.D. Lindemann, and G.L. Cromwell. 2010. Phosphorus utilization in growing pigs fed a phosphorus deficient diet supplemented with a rice bran product and amended with phytase. Revista Colombiana de Ciencias Pecuarias 23:429-443.

Cho, J.H., M.D. Lindemann, H.J. Monegue, and G.L. Cromwell. 2010. Feeding value of dried porcine solubles for weanling pigs. Professional Animal Science 26:425-434.

Kim, B.G, M.D. Lindemann, and G.L. Cromwell. 2010. Effects of dietary chromium (III) picolinate on growth performance, respiration rate, plasma variables and carcass traits of pigs fed high-fat diets. Biolohivsl Trace Element Research 133:181-196.

Kim, B.G, M.D. Lindemann, and G.L. Cromwell. 2010. The effects of dietary chromium (III) picolinate on growth performance, vital signs, and blood measurements of pigs during immune stress. Biological Trace Element Research 135:200-210.

Liao, S.F., J.S. Monegue, M.D. Lindemann, G.L. Cromwell, and J.C. Matthews. 2010. Dietary Supplementation of Boron Differentially Affects Expression of Borate Transporter (NaBC1) mRNA by Jejunum and Kidney of Growing Pigs. Biological Trace Element Research published (December 29, 2010) first online as DOI: 10.1007/s12011-010-8936-2.

Lindemann, M.D., A.D. Quant, J.S. Monegue, M.Wang, G.L. Cromwell, and M.C. Newman. 2010. Evaluation of antibiotic effects on phosphorus digestibility and utilization by growing-finishing pigs fed a phosphorus-deficient, corn-soybean meal diet. Journal of Animal Science 88:1752-1758.

Cromwell, G.L. ASAS Centennial Paper: Landmark discoveries in swine nutrition in the past century. Journal of Animal Science 87:778-792. 2009.
Kim, B.G., M.D. Lindemann, and G.L. Cromwell. The effects of dietary chromium (III) picolinate on growth performance, blood measurements, and respiratory rate in pigs kept in high and low ambient temperature. Journal of Animal Science 87:1695-1704. 2009.

Kim, B.G., M.D. Lindemann, and G.L. Cromwell. The effects of dietary chromium (III) picolinate on growth performance, vital signs, and blood measurements of pigs during immune stress. Biological Trace Element Research. Published online: doi: 10.1007/s12011-009-8503-x. 2009.

Kim, B.G., M.D. Lindemann, and G.L. Cromwell. Effects of dietary chromium (III) picolinate on growth performance, respiratory rate, plasma variables, and carcass traits of pigs fed high-fat diets. Biological Trace Element Research. Published online: doi: 10.1007/s12011-009-8417-7. 2009.

Veum, T.L., J.D. Crenshaw, T.D. Crenshaw, G.L. Cromwell, R.A. Easter, R.C. Ewan, J.L. Nelssen, E.R. Miller, J.E. Pettigrew, M.R. Ellersieck, and the North Central Region-42 Committee on Swine Nutrition. The addition of ground wheat straw as a fiber source in the gestation diet of sows and the effect on sow and litter performance for three successive parities. Journal of Animal Science 87:1003-1012. 2009.

Cromwell, G.L., G.L. Allee, and D.C. Mahan. Assessment of lactose level in the mid- to late-nursery phase on performance of weanling pigs. Journal of Animal Science 86:127-133. 2008.

Cromwell, Gary L. ASAS Centennial paper: Landmark discoveries in swine nutrition in the past century. Journal of Animal Science on line: October 10, 2008 as doi:10.2527/jas.2008-1463. 2008.

Lindemann, M.D., G.L. Cromwell, H.J. Monegue, and K.W. Purser. Effect of chromium source on tissue concentration of chromium in pigs. Journal of Animal Science 86:2971-2978. 2008.

Veum, T.L., J.D. Crenshaw, T.D. Crenshaw, G.L. Cromwell, R.A. Easter, R.C. Ewan, J.L. Nelssen, E.R. Miller, J.E. Pettigrew, M.R. Ellersieck, and the North Central Region-42 Committee on Swine Nutrition. The addition of ground wheat straw as a fiber source in the gestation diet of sows and the effect on sow and litter performance for three successive parities. Journal of Animal Science on line: October 24, 2008 as doi:10.2527/jas.2008-1119. 2008.

Hartnell, G.F., G.L. Cromwell, G.R. Dana, A.J. Lewis, D.H. Baker, M.R. Bedfore, K.C. Klasing, F.N. Owens, and J. Wiseman. 2007. Best Practices for the Conduct of Animal Studies to Evaluate Crops Genetically Modified for Output Traits. 194 pp. International Life Sciences Institute, Washington, DC.

Agudelo, J.H., M.D. Lindemann, G.L. Cromwell, M.C. Newman, and R.D. Nimmo. 2007. Virginiamycin improves phosphorus digestibility and utilization by growing-finishing pigs fed a phosphorus-deficient corn-soybean meal diet. Journal of Animal Science 85:2173-2182.

de Souza, A.L.P., M.D. Lindemann, and G.L. Cromwell. 2007. Supplementation of dietary enzymes has varying effects on apparent protein and amino acid digestibility in reproducing sows. Livestock Science 109:122-124.

Hill, G.M., S.K. Baidoo, G.L. Cromwell, D.C. Mahan, J.L. Nelssen, and H.H. Stein. 2007. Evaluation of sex and lysine during the nursery period. Journal of Animal Science 85:1453-1458.

Kim, B.G., M.D. Lindemann, and G.L. Cromwell, A.Balfagon and J.H. Agudelo. 2007. The correlation between passage rate of digesta and dry matter digestibility in various stages of swine. Livestock Science 109:81-84.

Pettey, L.A., G.L. Cromwell, and M.D. Lindemann. Estimation of endogenous phosphorus loss in growing and finishing pigs fed semi-purified diets. Journal of Animal Science 84:618-626. 2006.

Cromwell, G.L. Phosphorus Nutrition of Swine. pp. 607-634. In: Phosphorus: Agriculture and the Environment (J. T. Sims and A. N. Sharpley, Editors) American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, Madison, WI. 2005.

Cromwell, G.L. Nutrition: Pigs. In: The Merck Vet Manual. Merial Publication Service, Duluth, GA. 2004.

Cromwell, G.L. Iron toxicity in newborn pigs. In: The Merck Vet Manual. Merial Publication Service, Duluth, GA. 2004.

Cromwell, G.L. Feed supplements: antibiotics. In: Encyclopedia of Animal Science (W.G. Pond and A.W. Bell, Eds.). Marcel Dekker, New York, NY. 2004.

Jennings, J.C., D.C. Kolwyck, S.B. Kays, A.J. Whetsell, J.B. Surber, G.L. Cromwell, R.P. Lirette and K.C. Glenn. Determining whether transgenic and endogenous plant DNA and transgenic protein are detectable in muscle from swine fed Roundup Ready soybean meal. Journal of Animal Science 81:1447-1455. 2003.

Cromwell, G.L. 2002. Why and how antibiotics are used in swine production. pp. 7-27. IN: L.B. Schook, ed. Animal Biotechnology. Vol 13,No. 1. Marcel Dekker, Monticello, New York.

Klopfenstein, T., R. Angel, G.L. Cromwell, G.E. Ericckson, D.G. Fox, C. Parsons, L.D. Satter, and A.L. Sutton. 2002. Animal Diet Modification to Decrease the Potential for Nitrogen and Phosphorus Pollution. Coun-cil for Agricultural Science and Technology Issue Paper No. 21, June, CAST, Ames, Iowa.

Meyer, T.A., M.D. Lindemann, G.L. Cromwell, H.J. Monegue, and N. Inocencio. 2002. Effects of pharmacological levels of zinc as zinc oxideon fecal zinc and mineral excretion in weanling pigs. Professional Animal Scientist 18:162-168.

Van de Ligt, C.P.A., M.D. Lindemann, and G.L. Cromwell. 2002. Assessment of chromium tripicolinate supplementation and dietary energy level and source on growth, carcass, and blood criteria in growing pigs. Journal of Animal Science 80:483-493.

Cromwell, G.L. 2002. Why and how antibiotics are used in swine production. Animal Biotechnology 13:7-27.

Cromwell, G.L., M.D. Lindemann, J.H. Randolph, G.R. Parker, R.D. Coffey, K.M. Laurent, C.L. Armstrong, W.B. Mikel, E.P. Stanisiewski, and G.F. Hartnell. 2002. Soybean meal from Roundup Ready® or conventional soybeans in diets for growing-finishing swine. Journal of Animal Science 80:708-715.

Coffey, R.D., and G.L. Cromwell. 2001. Use of spray-dried animal plasma in diets for weanling pigs. Pig News and Information, 22(2):39N-48N.

Hill, G.M., D.C. Mahan, S.D. Carter, G.L. Cromwell, R.C. Ewan, R.L. Harrold, A.J. Lewis, P.S. Miller, G.C. Shurson, and T.L. Veum, NCR-42 Committee on Swine Nutrition. 2001. Effect of pharmacological concentrations of zinc oxide with or without the inclusion of an antibacterial agent on nursery pig performance. Journal of Animal Science, 79:934-941.

Traylor, S.L., G.L. Cromwell, M.D. Lindemann, and D.A. Knabe. 2001. Effects of level of supplemental phytase on ileal digestibility of amino acids and minerals in soybean meal for pigs. Journal of Animal Science, 79:2634-2642.

Cromwell, G.L. History and Significance of NCR-42 and S-145 Swine Nutrition Committees. 2001.International Ingredients Nutrition Advisory Board Meeting, St. Louis, Mo.

Cromwell, G.L. Genetically enhanced corn, soybean meal reduce phosphorus in pig manure. Kentucky Pork Producers News (January/February, 2001), 15; The Farmer’s Pride 12:28 January 10.

Cromwell, G.L., and R.D. Coffey. Spray-dried animal plasma in diets for weanling pigs. Kentucky Pork Producers News (March/April, 2001), 13; The Farmer’s Pride 12:37 March 14.

Cromwell, G.L. Biological relationships of birth and weaning traits in pigs. Kentucky Pork Producers News (May/June, 2001), 10; The Farmer’s Pride 12:47 May 23.

Cromwell, G.L. Energy requirements for growth and reproduction. Kentucky Pork Producers News (July/Aug., 2001), 12; The Farmer’s Pride 13:1 July 4.

Hill, G.M., G.L. Cromwell, T.D. Crenshaw, R. Dove, R.C. Ewan, D.A. Knabe, A.J. Lewis, G.W. Libal, D.C. Mahan, G.C. Shurson, L.L. Southern, and T.L. Veum, NCR-42 and S-145 Regional Swine Nutrition Committees. 2000. Growth promotion effects and plasma changes from feeding high dietary concentrations of zinc and copper to weanling pigs (regional study). J. Anim. Sci. 78:1010-1016.

Cromwell G.L., T.R. Cline, J.D. Crenshaw, T.D. Crenshaw, R.A. Easter, R.C. Ewan, C.R. Hamilton, G.M. Hill, A.J. Lewis, D.C. Mahan, J.L. Nelssen, J.E. Pettigrew, T.L. Veum, and J.T. Yen, NCR-42 Committee on Swine Nutrition. 2000. Variability among sources and laboratories in analyses of wheat middlings. J. Anim. Sci. 78:2653-2658.

Cromwell, G.L., S.L. Traylor, M.D. Lindemann, H.L. Stilborn, T.E. Sauber, and D.W. Rice. 2000. Bioavailability of phosphorus in low-oligosaccharide, low-phytate soybean meal for chicks. Abst. S199, Southern Poult. Sci. Soc., Atlanta, GA, Jan 17-18.

Cromwell, G.L., S.L. Traylor, M.D. Lindemann, T.E. Sauber, and D.W. Rice. 2000. Bioavailability of phosphorus in low-oligosaccharide, low-phytate soybean meal for pigs. J. Anim. Sci. 78(Suppl. 2):71.

Cromwell, G.L., S.L. Traylor, L.A. White, E.G. Xavier, M.D. Lindemann, T.E. Sauber, and D.W. Rice. 2000. Effects of low-phytate corn and low-oligosaccharide, low-phytate soybean meal in diets on performance, bone traits, and phosphorus excretion by growing pigs. J. Anim. Sci. 78(Suppl. 2):72.

Traylor, S.L., G.L. Cromwell, M.S. Plunkett, M.D. Lindemann, and D.A. Knabe. 2000. Effects of level of phytase on ileal digestibility of calcium, phosphorus, crude protein, and amino acids in dehulled soybean meal. J. Anim. Sci. 78(Suppl. 1):169.

Cromwell, G.L., E.G. Xavier, L.W.O. Souza, S.L. Traylor, L.A. White, M.D. Lindemann, T.E. Sauber, H.L. Stilborn, and D.W. Rice. 2000. Nutritional value of soybean meal from genetically enhanced low-oligosaccharide, low phytate soybeans for pigs and chicks. Abstr. PII 06, Proc. Soy 2000, 8th Biennial Conf. Cellular and Molecular Biology of the Soybean, August 13-16, Lexington, KY.

Cromwell, G.L. 2000. Antimicrobial and Promicrobial Agents. pp. 401- 426. IN: A.J. Lewis and L.L. Southern, eds. Swine Nutrition, 2nd ed. CRC Press, Boca Raton, Fla.

Mooney, K.W. and G.L. Cromwell. 1999. Efficacy of chromium picolinate on performance and tissue accretion in pigs with different lean gain potential. J. Anim. Sci. 77:1188-1198.

Carter, S.D., G.L. Cromwell, G. Colombo, and P. Fanti. 1999. Effects of porcine somatotropin on calcium and phosphorus balance and markers of bone metabolism in finishing pigs. J. Anim. Sci. 77:2163-2171.

Cromwell, G.L. 1999. A review of the new NRC publication - Nutrient requirements of swine. Pig News Info. 20:3:69N-76N.

Cromwell G.L., C.C. Calvert, T.R. Cline, J.D. Crenshaw, T.D. Crenshaw, R.A. Easter, R.C. Ewan, C.R. Hamilton, G.M. Hill, A.J. Lewis, D.C. Mahan, E.R. Miller, J.L. Nelssen, J.E. Pettigrew, L.F. Tribble, T.L. Veum, and J.T. Yen, NCR-42 Committee on Swine Nutrition. 1999. Variability among sources and laboratories in nutrient analyses of corn and soybean meal. J. Anim. Sci. 77:3262-3273.

Cromwell, G.L., L.W. Turner, R.S. Gates, J.L. Taraba, M.D. Lindemann, S.L. Traylor, W.A. Dozier III, and H.J. Monegue. 1999. Manipulation of swine diets to reduce gaseous emissions from manure that contribute to odor. J. Anim. Sci. 77(Suppl. 1):69.

Dozier III, W.A., G.L. Cromwell, A.J. Lewis, and R.M. Diedrichsen. 1999. Effects of dietary lysine and porcine somatotropin on the amino acid composition of whole body protein and accretion rate of whole body lysine in growing pigs. J. Anim. Sci. 77(Suppl. 1):180.

Cromwell, G.L., M.D. Lindemann, J.R. Randolph, H.J. Monegue, K.M. Laurent, and G.R. Parker. 1999. Efficacy of betaine as a carcass modifier in finishing pigs fed normal and reduced energy diets. J. Anim. Sci. 77(Suppl. 1):179.

Cromwell, G.L. and H.J. Monegue. 1998. Tribasic copper chloride and copper sulfate as copper sources for weanling pigs. J. Anim. Sci. 76:118-123.

Carter, S.D. and G.L. Cromwell. 1998. Influence of porcine somatotropin on the phosphorus requirements of finishing pigs. I. Performance and bone characteristics. J. Anim. Sci. 76:584-595.

Carter, S.D. and G.L. Cromwell. 1998. Influence of porcine somatotropin on the phosphorus requirements of finishing pigs. II. Carcass characteristics, tissue accretion rates, and chemical composition of the ham. J. Anim. Sci. 76:596-605.

Cromwell, G.L., J.L. Pierce, H.L. Stilborn, D.W. Rice, D.S. Ertl, and V. Raboy. 1998. Bioavailability of phosphorus in low-phytic acid corn for chick. Poult. Sci. 77(Suppl. 1):117.

Cromwell, G.L., J.L. Pierce, T.E. Sauber, D.W. Rice, D.S. Ertl, and V. Raboy. 1998. Bioavailability of phosphorus in low-phytic acid corn for growing pigs. J. Anim. Sci. 76(Suppl. 2):54.

Traylor, S.L., G.L. Cromwell, and M.D. Lindemann. 1998. Bioavailability of phosphorus in meat and bone meal for growing pigs. J. Anim. Sci. 76(Suppl. 2):55.

Pierce, J.L., G.L. Cromwell, and V. Raboy. 1998. Nutritional value of low-phytic acid corn for finishing pigs. J. Anim. Sci. 76(Suppl. 1):177.

Carter, S.D., G.L. Cromwell, T.R. Combs, G. Colombo, and P. Fanti. 1996. The determination of serum concentrations of osteocalcin in growing pigs and its relationship to standard indices of bone integrity. J. Anim. Sci. 74:2719-2729.

Cromwell, G.L., R.D. Coffey, G.R. Parker, H.J. Monegue, and J.H. Randolph. 1995. Efficacy of a recombinant-derived phytase in improving the bioavailability of phosphorus in corn-soybean meal diets for pigs. J. Anim. Sci. 73:2000-2008.

Coffey, R.D. and G.L. Cromwell. 1995. The impact of environment and antimicrobial agents on the growth response of early-weaned pigs to spray-dried porcine plasma. J. Anim. Sci. 73:2532-2539.

Bridges, T.C., L.W. Turner, G.L. Cromwell, and J.L. Pierce. 1995. Modeling the effects of diet formulation on nitrogen and phosphorus excretion in swine waste. Applied Engineering in Agriculture 11(5):731-739.

Mooney, K.W. and G.L. Cromwell. 1995. Effects of dietary chromium picolinate supplementation on growth, carcass characteristics, and accretion rates of carcass tissues in growing-finishing swine. J. Anim. Sci. 73:3351-3357.

Cromwell, G.L., T.R. Cline, J.D. Crenshaw, T.D. Crenshaw, R.C. Ewan, C.R. Hamilton, A.J. Lewis, D.C. Mahan, E.R. Miller, J.E. Pettigrew, L.F. Tribble and T.L. Veum. NCR-42 Committee on Swine Nutrition. 1993. The dietary protein and(or) lysine requirements of barrows and gilts. J. Anim. Sci. 71:1510-1519.

Cromwell, G.L., H.J. Monegue, and T.S. Stahly. 1993. Long-term effects of feeding a high copper diet to sows during gestation and lactation. J. Anim. Sci. 71:2996-3002.

Cromwell, G.L., J.H. Brendemuhl, L.I. Chiba, T.R. Cline, T.R. Crenshaw, C.R. Dove, R.A. Easter, R.C. Ewan, K.C. Ferrell, C.R. Hamilton, G.M. Hill, J.D. Hitchcock, E.T. Kornegay, D.A. Knabe, A.J. Lewis, G.W. Libal, M.D. Lindemann, D.C. Mahan, C.V. Maxwell, J.C. McConnell, J.L. Nelssen, J.E. Pettigrew, L.L. Southern, T.L. Veum and J.T. Yen. North Central Region Committee on Swine Nutrition (NCR-42) and Southern Regional Committee on Nutritional Systems for Swine to Increase Reproductive Efficiency (S-288). Variability in mixing efficiency and laboratory analyses of a common diet mixed at 25 experiment stations. Journal of Animal Science 81:484-491. 2003.

Abstracts

Cromwell, G.L., H.J. Monegue, and M.D. Lindemann. 2011. Evaluation of a chocolate candy product in diets for weanling pigs. Journal of Animal Science 89 (E-Supplement 2):112.

Monegue, J.S., M.D. Lindemann, H.J. Monegue, and G.L. Cromwell. 2011. Growth performance and diet preference of nursery pigs fed varying levels of salt. Journal of Animal Science 89 (E-Supplement 2):104.

Cromwell, G.L., H.J. Monegue, and M.D. Lindemann. 2011. Evaluation of a chocolate candy product in diets for weanling pigs. Journal of Animal Science 89 (E-Supplement 2):112.

Refereed Journal Articles

Htoo, J., C. Zhu, L. Huber, C. de Lange, A. Quant, B. Kerr, G. Cromwell, and M. Lindemann. Determining the optimal isoleucine:lysine ratio for 10-22 kilogram and 24-39 kilogram pigs fed diets containing nonexcess levels of leucine. Journal of Animal Science 92:3482-3490.

Jang, Y.D., M.D. Lindemann, J. Agudelo, C. Escobar, B. Kerr, N. Inocencio, and G. Cromwell. Comparison of direct and indirect estimates of apparent total tract digestibility with effort to reduce variation by pooling of multiple day fecal samples Journal of Animal Science 92:4566-4576.

Ma, Y.L., M.D. Lindemann, J.L. Pierce, J.M. Unrine, and G.L. Cromwell. Effect of inorganic or organic selenium supplementation on reproductive performance and tissue trace mineral concentrations in gravid-first-parity gilts, fetuses, and nursing piglets. Journal of Animal Science 92:5541–5551.

Mahan, D., M. Azain, T. Crenshaw, G. Cromwell, C. Dove, S. Kim, M. Lindemann, P. Miller, J. Pettigrew, H. Stein, and E. van Heugten. Supplementation of organic and inorganic selenium to diets using grain sources grown in various regions of the United States with differing natural Se concentrations and fed to grower-finisher swine. Journal of Animal Science 92:4991-4997.

Cromwell, G.L., M.J. Azain, O. Adeola, S.K. Baidoo, S.D. Carter, T.D. Crenshaw, S.W. Kim, D.C. Mahan, P.S. Miller, and M.C. Shannon. North Central Coordinating Committee on Swine Nutrition. 2011. Corn distillers dried grains with solubles in diets for growing-finishing pigs: A cooperative study. Journal of Animal Science 89:2801-2811.
Herman, R.A., C.M. Dunville, D.R. Juberg, D.W. Fletcher, and G.L.

Cromwell. 2011. Performance of broiler chickens fed event DAS-40278-9 maize containing the aryloxyalkanoate dioxygenase-1 protein. Regulatory Toxicology and Pharmacology, doi:10.1016/j.yrtph.2011.`04.004.
Herman, R.A., C.M. Dunville, D.R. Juberg, D.W. Fletcher, and G.L.

Cromwell. 2011. Performance of broiler chickens fed diets containing DAS-68416-4 soybean meal. GM Crops 2:3:169-175.

Liao, S.F., J.S. Monegue, M.D. Lindemann, G.L. Cromwell, and J.C.Matthews. 2011. Dietary supplementation of boron differentially alters expression of borate transporter (NaBCl) mRNA by jejunum and kidney of growing pigs. Biology of Trace Element. Research 143:901–912.

Quant, A.D., M.D. Lindemann, B.J. Kerr, R.L. Payne, and G.L. Cromwell. 2011. Standardized ileal digestible tryptophan to lysine ratios in growing pigs fed corn-based and non-corn-based diets. Journal of Animal Science. Published online: doi:10.2527/jas.2011-4537.

Stein, H.H., O. Adeloa, G.L. Cromwell, S.W. Kim, D.C. Mahan, and P.S. Miller. 2011. Concentration of dietary calcium supplied by calcium carbonate does not affect the apparent total tract digestibility of calcium, but decreases digestibility of phosphorus digestibility by growing pigs. Journal of Animal Science 89:2139-2144.

Mahan, D.C., E.P. Berg, J.H. Brendemuhl, S.D. Carter, L.I. Chiba, T.D. Crenshaw, G.L. Cromwell, C.R. Dove, A.F. Harper, G.M. Hill, G.R. Hollis, S.W. Kim, M.D. Lindemann, C.V. Maxwell, P.S. Miller, J.L. Nelssen, B.T. Richert, G.C. Shurson, L.L. Southern, T.S. Stahly, H.H. Stein, E. van Heugten and J.T. Yen. North Central Regional Committee on Swine Nutrition (NCR-42) and Southern Regional Committee on Nutritional Systems for Swine to Increase Reproductive Efficiency (S-1012). Comparison of dietary selenium fed to grower-finisher pigs from various regions of the United States on resulting tissue Se and loin mineral concentrations. Journal of Animal Science 83:852-857. 2005

Traylor, S.L., G.L. Cromwell and M.D. Lindemann. Bioavailability of phosphorus in meat and bone meal for swine. Journal of Animal Science 83:1054-1061. 2005

Traylor, S.L., G.L. Cromwell and M.D. Lindemann. Effects of particle size, ash content, and processing pressure on the bioavailability of phosphorus in meat and bone meal for swine. Journal of Animal Science 83:2554-2563. 2005.

Pierce, J.L., G.L. Cromwell, M.D. Lindemann, L.E. Russell and E.M. Weaver. Effects of spray-dried animal plasma and immunoglobins on performance of early weaned pigs. Journal of Animal Science 83:2876-2885. 2005.

Mahan, D.C., E.P. Berg, J.H. Brendemuhl, S.D. Carter, L.I. Chiba, T.D. Crenshaw, G.L. Cromwell, C.R. Dove, A.F. Harper, G.M. Hill, G.R. Hollis, S.W. Kim, M.D. Lindemann, C.V. Maxwell, P.S. Miller, J.L. Nelssen, B.T. Richert, G.C. Shurson, L.L. Southern, T.S. Stahly, H.H. Stein, E. van Heugten and J.T. Yen. North Central Regional Committee on Swine Nutrition (NCR-42) and Southern Regional Committee on Nutritional Systems for Swine to Increase Reproductive Efficiency (S-1012). Comparison of dietary selenium fed to grower-finisher pigs from various regions of the United States on resulting tissue Se and loin mineral concentrations. Journal of Animal Science 83:852-857. 2005

Hollis, G.R., S.D. Carter, T.R. Cline, R.D. Crenshaw, G.L. Cromwell, G.M. Hill, S.W. Kim, A.J. Lewis, D.C. Mahan, P.S. Miller, H.H. Stein and T.L. Veum. Effects of replacing pharmacological levels of dietary zinc oxide with lower dietary levels of various organic zinc sources for weanling pigs. Journal of Animal Science 83:2123-2129. 2005.

Cromwell, G.L., B.J. Henry, A.L. Scott, M.F. Gerngross, D.L. Dusek and D.W. Fletcher. Glufosinate herbicide-tolerant (LibertyLink) rice vs. conventional rice in diets for growing-finishing swine. Journal of Animal Science 83:1068-1074. 2005

Other Research – Nonrefereed (Conferences and Symposia)

Cromwell, G.L. Micro-mineral nutrition in monogastrics: copper and zinc. Proc. Western Nutrition Conf., Calgary, AB, Canada, September 21-23, pp. 67-75. 2005.

Cromwell, G.L. and G.F. Hartnell. Animal nutrition studies on biotechnology-derived foods/crops. Proceedings 11th Animal Science Congress. Asian-Australian Association of Animal Production Societies, Kuala Lumpur, Malaysia. September 5-9, 2004.

Cromwell, G.L. Identifying the limiting amino acids in complex and cereal grain-based diets to minimize nitrogen excretion. Proceedings Midwest Swine Nutrition Conference, Indianapolis, IN, August 31, 2004. pp. 69-83. 2004.

Cromwell, G.L. Update on phytase utilization in swine. Proceedings of the Roche Pre-Conference Symposium, Eastern Canadian Nutrition Conf., Quebec City. Hoffmann-LaRoche Ltd., Cambridge, Ontario, pp. 29-45. 2003.

Cromwell, G.L. and G.F Hartnell. Animal nutrition studies on biotechnology-derived foods/crops. Symposium on Design and Conduct of Studies for the Assessment of Foods/Crops Derive from Biotechnology. Proceedings of the International Food Technology Annual Meeting, Chicago, IL, July 12-16, p.206. 2003.