Publications (Clicking on the reprint icon will take you to the publication reprint.)

Tunnel ventilation system design and management - (Proceedings)

Purswell, J.L. 2012. Tunnel ventilation system design and management. Proceedings of the North Carolina Broiler Supervisors Short Course, April 12, 2012.

Design and operation considerations for attic inlets - (Proceedings)

Purswell, J.L. 2012. Design and operation considerations for attic inlets. Proceedings of the North Carolina Broiler Supervisors Short Course, April 12, 2012.

Effects of diet type and ingredient composition on rate of passage and apparent ileal amino acid digestibility in broiler chicks - (Peer Reviewed Journal)

Rochell, S.J., Applegate, T.J., Kim, E.J., Dozier, W.A. 2012. Effects of diet type and ingredient composition on rate of passage and apparent ileal amino acid digestibility in broiler chicks. Poultry Science. 91:1647-1653.

Comparison of amino acid digestibility coefficients for soybean meal, canola meal, fish meal, and meat and bone meal among 3 different bioassays - (Peer Reviewed Journal)

Kim, E.J., Utterback, P.L., Parsons, C.M. 2012. Comparison of amino acid digestibility coefficients for soybean meal, canola meal, fish meal, and meat and bone meal among 3 different bioassays. Poultry Science. 91:1350-1355.

Interactive effects of age, sex, and strain on apparent ileal amino acid digestibility of soybean meal and an animal by-product blend in broilers - (Peer Reviewed Journal)

Kim, E.J., Corzo, A. 2012. Interactive effects of age, sex, and strain on apparent ileal amino acid digestibility of soybean meal and an animal by-product blend in broilers. Poultry Science. 91:908-917.

Digestible isoleucine-to-lysine ratio effects in diets for broilers from 4 to 6 weeks posthatch - (Peer Reviewed Journal)

Mejai, L., Zumwalt, C.D., Kim, E.J., Tillman, P.B., Corzo, A. 2011. Digestible isoleucine-to-lysine ratio effects in diets for broilers from 4 to 6 weeks posthatch. Journal of Applied Poultry Research. 20:485-490.

Effect of varying light intensity on growth performance and carcass characteristics of broiler chickens grown to heavy weights - (Peer Reviewed Journal)

Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2011. Effect of varying light intensity on growth performance and carcass characteristics of broiler chickens grown to heavy weights. International Journal of Poultry Science. 10(12):921-926.

Influence of environmental temperature and light intensity on growth performance and blood physiological parameters of broilers grown to heavy weight - (Peer Reviewed Journal)

Olanrewaju, H.A., Branton, S.L. 2011. Influence of environmental temperature and light intensity on growth performance and blood physiological parameters of broilers grown to heavy weight. Feedinfo News Service. 6:1-4.

Effects of elevated carbon dioxide concentrations on broiler chicken performance from 28 to 49 days - (Peer Reviewed Journal)

Purswell, J.L., Davis, J.D., Luck, B.D., Kim, E.J., Olanrewaju, H.A., Kiess, A.S., Branton, S.L. 2011. Effects of elevated carbon dioxide concentrations on broiler chicken performance from 28 to 49 days. International Journal of Poultry Science. 10(8):597-602.

Effect of varying light intensity on blood physiological reactions of broiler chickens grown to heavy weights - (Peer Reviewed Journal)

Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2011. Effect of varying light intensity on blood physiological reactions of broiler chickens grown to heavy weights. International Journal of Poultry Science. 11(2):81-87.

Using electrical resistance probes for moisture determination in switchgrass windrows - (Proceedings)

Chesser, G.D., Davis, J.D., Purswell, J.L., Rowe, D., Lemus, R. 2011. Using electrical resistance probes for moisture determination in switchgrass windrows. Proceedings of the American Society of Agricultural and Biological Engineers International (ASABE). ASABE #1111253.

Comparison of amino acid digestibility of feedstuffs determined with the precision-fed cecectomized rooster assay and the standardized ileal amino acid digestibility assay - (Peer Reviewed Journal)

Kim, E.J., Utterback, P.L., Applegate, T.J., Parson, C.M. 2011. Comparison of amino acid digestibility of feedstuffs determined with the precision-fed cecectomized rooster assay and the standardized ileal amino acid digestibility assay. Poultry Science. 90:2511-2519.

Effect of varying light intensity on welfare indices of broiler chickens grown to heavy weights - (Peer Reviewed Journal)

Olanrewaju, H.A., Miller, W.W., Maslin, W.R., Purswell, J.L., Collier, S.D., Branton, S.L. 2011. Effect of varying light intensity on welfare indices of broiler chickens grown to heavy weights. International Journal of Poultry Science. 10(8):590-596.

Evaluation of automotive mass airflow sensors for animal environment research and control - (Proceedings)

Purswell, J.L., Adams, W.C., Montross, M.D., Davis, J.D. 2011. Evaluation of automotive mass airflow sensors for animal environment research and control. International Symposium on Air Quality and Waste Management for Agriculture. ASABE #1110839.

Hatchability of Broiler Breeder Eggs Following Eggshell Sanitization by Repeated Treatment with a Combination of Ultraviolet Light and Hydrogen Peroxide - (Peer Reviewed Journal)

Wells, J.B., Coufal, C.D., Parker, H.M., Kiess, A.S., Purswell, J.L., Young, K.M., Mcdaniel, C.D. 2011. Hatchability of Broiler Breeder Eggs Following Eggshell Sanitization by Repeated Treatment with a Combination of Ultraviolet Light and Hydrogen Peroxide. International Journal of Poultry Science. 10(6):421-425.

Get the most out of your cooling system - (Popular Publication)

Purswell, J.L. 2011. Get the most out of your cooling system. Emerging Trends: A newsletter of the Mississippi Poultry Association. 2011(2):14-15.

Serologic response of roosters to gradient dosage levels of a commercially available live F strain-derived Mycoplasma gallisepticum vaccine over time - (Peer Reviewed Journal)

Purswell, J.L., Evans, J.D., Branton, S.L. 2011. Serologic response of roosters to gradient dosage levels of a commercially available live F strain-derived Mycoplasma gallisepticum vaccine over time. Avian Diseases. 55(3):490-494.

Apparent metabolizable energy needs of male and female broilers from thirty-six to forty-seven days of age - (Peer Reviewed Journal)

Dozier, W.A., Corzo, A., Olanrewaju, H.A. 2011. Apparent metabolizable energy needs of male and female broilers from thirty-six to forty-seven days of age. Poultry Science. 90:804-814.

Assessment of air velocity sensors for use in animal produciton facilities - (Proceedings)

Luck, B.D., Purswell, J.L., Davis, J.D. 2011. Assessment of air velocity sensors for use in animal produciton facilities. Transactions of the ASABE. ASABE #1100003.

Development of a precision-fed ileal amino acid digestibility assay using 3-week-old broiler chicks - (Peer Reviewed Journal)

Kim, E.J., Utterback, P.L., Parsons, C.M. 2011. Development of a precision-fed ileal amino acid digestibility assay using 3-week-old broiler chicks. Poultry Science. 90:396-401.

Effects of Single and Combined Mycoplasma gallisepticums Vaccination on Blood Electrolytes and Acid-base Balance in Commercial Egg-laying Hens - (Peer Reviewed Journal)

(16-Oct-10)

Thermal environment in a four-horse slant-load trailer - (Peer Reviewed Journal)

Purswell, J.L., Gates, R.S., Lawrence, L.M., Davis, J.D. 2010. Thermal environment in a four-horse slant-load trailer. Transactions of the ASABE. 53(6):1885-1894.

Eye surface area and dosage rates for spray vaccination - (Peer Reviewed Journal)

Purswell, J.L., Mayer, J.J., Evans, J.D., Branton, S.L., Davis, J.D. 2010. Eye surface area and dosage rates for spray vaccination. Avian Diseases. 54(4):1310-1315.

Effect of Ambient Temperature and Light Intensity on Growth Performance and Carcass Characteristics of Heavy Broiler Chickens at 56 days of age - (Peer Reviewed Journal)

Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2010. Effect of Ambient Temperature and Light Intensity on Growth Performance and Carcass Characteristics of Heavy Broiler Chickens at 56 days of age. International Journal of Poultry Science. 9(8):720-725.

Effect of moisture content on the heating profile in composted broiler litter - (Proceedings)

Schmidt, A.M., David, J.D., Purswell, J.L., Kiess, A.S. 2010. Effect of moisture content on the heating profile in composted broiler litter. International Symposium on Air Quality and Waste Management for Agriculture. ASABE #711PO510.

Analysis of the effect of spatial and temporal sampling densities on accuracy of predicting the heating profile in windrowed broiler litter - (Proceedings)

Schmidt, A.M., Davis, J.D., Purswell, J.L., Fan, Z., Kiess, A.S. 2010. Analysis of the effect of spatial and temporal sampling densities on accuracy of predicting the heating profile in windrowed broiler litter. International Symposium on Air Quality and Waste Management for Agriculture. ASABE #711P0510.

Attic Inlet Technology Update - (Popular Publication)

Donald, J., Purswell, J.L., Simpson, G., Campbell, J. 2010. Attic Inlet Technology Update. Poultry Engineering, Economics, and Management Newsletter. Issue No 66.

Determination of the fourth and fifth limiting amino acids of broilers fed diets containing maize, soybean meal, and poultry by-product meal from 28 to 42 days of age - (Peer Reviewed Journal)

Dozier, W.A., Corzo, A., Kidd, M.T., Tillman, P.B., Branton, S.L. 2011. Determination of the fourth and fifth limiting amino acids of broilers fed diets containing maize, soybean meal, and poultry by-product meal from 28 to 42 days of age. British Poultry Science. 52(2):238-244.

Evaluation of Chopped Switchgrass as a Litter Material - (Peer Reviewed Journal)

Davis, J.D., Purswell, J.L., Columbus, E.P., Kiess, A.S. 2010. Evaluation of Chopped Switchgrass as a Litter Material. International Journal of Poultry Science. 9(1): 39-42.

Distribution of Bacteria at Different Poultry Litter Depths - (Peer Reviewed Journal)

Barker, K.J., Purswell, J.L., Davis, J., Parker, H.M., Kidd, M.T., Mcdaniel, C.D., Kiess, A.S. 2010. Distribution of Bacteria at Different Poultry Litter Depths. International Journal of Poultry Science. 9(1): pp 10-13.

Application of 3D Scanned Imaging Methodology for Volume, Surface Area, and Envelope Density Evaluation of Densified Biomass - (Peer Reviewed Journal)

Igathinathane, C., Davis, J.D., Purswell, J.L., Columbus, E.P. 2010. Application of 3D Scanned Imaging Methodology for Volume, Surface Area, and Envelope Density Evaluation of Densified Biomass. Bioresource Technology. 101 pp 4220-4227.

Effects of air velocity on broiler production - (Proceedings)

Purswell, J.L. 2009. Effects of air velocity on broiler production. IFAC/CIGR Workshop . CD 1.

Determination of densified biomass mass properties using 3D laser scanning and image analysis - (Proceedings)

Igathinathane, C., Davis, J.D., Purswell, J.L., Columbus, E.P. 2009. Determination of densified biomass mass properties using 3D laser scanning and image analysis. Proceedings of the American Society of Agricultural and Biological Engineers International (ASABE). ASABE #BIO-097995.

Digestible Lysine Requirements of Male Broilers From 14 to 28 Days of Age Subjected to Different Environmental Conditions - (Peer Reviewed Journal)

Dozier, W.A., Corzo, A., Kidd, M.T., Tillman, P.B., Purswell, J.L., Kerr, B.J. 2009. Digestible Lysine Requirements of Male Broilers From 14 to 28 Days of Age Subjected to Different Environmental Conditions. Journal of Applied Poultry Research. 18:690-698.

Age-related Effects of Varying Ammonia Concentrations on Hematophysiological Variables in Broiler Chickens - (Peer Reviewed Journal)

Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2009. Age-related Effects of Varying Ammonia Concentrations on Hematophysiological Variables in Broiler Chickens. International Journal of Poultry Science. 8(2):138-144.

EFFECTS OF BROILER REARING ENVIRONMENT ON TRANSMISSION OF F-STRAIN MYCOPLASMA GALLISEPTICUM FROM COMMERCIAL LAYER HENS TO BROILER CHICKENS: ROLE OF ACID-BASE BALANCE - (Peer Reviewed Journal)

Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2009. Effects of Broiler Rearing Environment on Transmission of F-Strain Mycoplasma gallisepticum From Commercial Layer Hens to Broiler Chickens: Role of Acid-Base Balance. Avian Diseases 8(2):145-150.

EFFECTS OF THE ADDITION OF ROLLER MILL GROUND CORN TO PELLETED FEED DURING A 56 DAY PRODUCTION PERIOD ON GROWTH PERFORMANCE AND PROCESSING YIELDS OF BROILER CHICKENS - (Peer Reviewed Journal)

Dozier, W.A., Behnke, K., Twining, P., Branton, S.L. 2009. EFFECTS OF THE ADDITION OF ROLLER MILL GROUND CORN TO PELLETED FEED DURING A 56 DAY PRODUCTION PERIOD ON GROWTH PERFORMANCE AND PROCESSING YIELDS OF BROILER CHICKENS. Journal of Applied Poultry Research 18(2):310-317.

Micosoft Excel Sensitivity Analysis for Linear and Stochastic Program Feed Formulation - (Peer Reviewed Journal)

Roush, W.B., Purswell, J.L., Branton, S.L. 2009. Micosoft Excel Sensitivity Analysis for Linear and Stochastic Program Feed Formulation. Journal of Applied Poultry Research 13(1):85-89.

GROWTH PERFORMANCE AND PHYSIOLOGICAL VARIABLES FOR BROILER CHICKENS SUBJECTED TO SHORT-TERM ELEVATED CARBON DIOXIDE CONCENTRATIONS - (Peer Reviewed Journal)

Olanrewaju, H.A., Dozier III, W.A., Purswell, J.L., Branton, S.L., Miles, D.M., Lott, B.D., Pescatore, A.J., Thaxton, J.P. 2008. Growth performance and physiological variables for broiler chickens subjected to short-term elevated carbon dioxide concentrations. International Journal of Poultry Science. 7(8):738-742.

Attic inlet technology - (Popular Publication)

Campbell, J., Simpson, G., Donald, J., Macklin, K., Purswell, J.L. 2008. Attic inlet technology. Poultry Engineering, Economics, and Management Newsletter. Issue No 54.

Actuated Attic Inlets: A Progress Report - (Popular Publication)

Campbell, J., Purswell, J.L., Simpson, G., Donald, J. 2008. Actuated Attic Inlets: A Progress Report. Poultry Engineering, Economics, and Management Newsletter. pp. 1-9.

Impact of dietary isoleucine status on heavy-broiler production - (Peer Reviewed Journal)

Corzo, A., Dozier III, W.A., Kidd, M.T., Hoehler, D. 2008. Impact of dietary isoleucine status on heavy-broiler production. International Journal of Poultry Science 7(6):526-529.

Interactive Effects of Ammonia and Light Intensity on Hematochemical Variables in Broiler Chickens - (Peer Reviewed Journal)

Olanrewaju, H.A., Thaxton, J.P., Dozier III, W.A., Purswell, J.L., Branton, S.L. 2008. Interactive Effects of Ammonia and Light Intensity on Hematochemical Variables in Broiler Chickens. Poultry Science 87:1407-1414.

Dietary Digestible Lysine Requirements of Male and Female Broilers From Forty-Nine to Sixty-Three Days of Age - (Peer Reviewed Journal)

Dozier III, W.A., Corzo, A., Kidd, M.T., Schilling, M.W. 2008. Dietary Digestible Lysine Requirements of Male and Female Broilers From Forty-Nine to Sixty-Three Days of Age. Poultry Science 87:1385-1391.

Assessing Thermal Comfort of Broiler Chicks During Brooding - (Peer Reviewed Journal)

Purswell, J.L., Lott, B.D., Dozier III, W.A., Roush, W.B., Branton, S.L. 2008. Assessing Thermal Comfort of Broiler Chicks During Brooding. International Journal of Poultry Science 7(3):202-206.