Skip to main content
ARS Home » Southeast Area » Mississippi State, Mississippi » People & Locations » Joseph Purswell (Jody)
Joseph L Purswell (Jody)
Mississippi State, Mississippi
Location Coordinator and Research Leader

Phone: (662) 320-7613 ext. 662
Fax:

(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)

Projects
Hatchery and Live Production Management Strategies for Improving Poultry Health
Cooperative Agreement (A)
  Accession Number: 446644
Control Strategies for Avian Mycoplasmosis
In-House Appropriated (D)
  Accession Number: 441226
Intervention Strategies to Mitigate Avian Escherichia coli Infections and Antimicrobial Resistance in the Poultry Environment
In-House Appropriated (D)
  Accession Number: 441425
Improving Sustainability and Resiliency in Commercial Broiler Production
In-House Appropriated (D)
  Accession Number: 443190
Reducing the Impact of Subclinical Enteric Infections on Performance and Gastrointestinal Function of Broilers
In-House Appropriated (D)
  Accession Number: 443259
Network Service Agreement for ARS Mississippi State Location
Non-Funded Cooperative Agreement (N)
  Accession Number: 442464
Effect of Particle Size and Feed Quality on Performance and Intestinal Function in Broiler Chickens with Sub-clinical Enteric Infections
Non-Assistance Cooperative Agreement (S)
  Accession Number: 443129
Environmental Modeling for Enhanced Broiler House Design, Construction, and Operation to Improve Energy and Water Use Efficiency
Non-Assistance Cooperative Agreement (S)
  Accession Number: 446713
Effects of Environmental Conditions in Live Production on Production Efficiency and Product Quality in Commercial Poultry
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438554
Effects of Rearing Conditions on Behavioral and Metabolic Responses of Poultry
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438654
Improving Health and Well-being in Broiler Chickens Through Environmental Management
Non-Assistance Cooperative Agreement (S)
  Accession Number: 438905
In-field Grain Processing for Poultry Diet
Non-Assistance Cooperative Agreement (S)
  Accession Number: 439594

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Effect of stocking density on growth performance and carcass characteristics of broilers grown to 3 kg under antibiotic free conditions - (Peer Reviewed Journal)
Creating a bio-product based circular economy from Louisiana sugarcane by-products Reprint Icon - (Peer Reviewed Journal)
Aita, G., Bhatnagar, D., Bruni, G.O., Deliberto, M., Eggleston, G., Finger, A., Gravois, K., Judice, W., Klasson, K.T., Lima, I.M., Purswell, J.L., Souliman, M., Terrell, E.C., Tubaña, B., Waguespack, H., Wang, J., White Jr, P.M. 2024. Creating a bio-product based circular economy from Louisiana sugarcane by-products. American Society of Sugar Cane Technologists. https://doi.org/10.1002/ael2.20140.
Creating a bio-based circular economy from Louisiana sugarcane by-products - (Abstract Only)
MINIstock: Model for INsect Inclusion in sustainable agriculture: USDA-ARS's research approach to advancing insect meal development and inclusion in animal diets Reprint Icon - (Peer Reviewed Journal)
Robinson, K., Duffield, K.R., Ramirez, J.L., Cohnstaedt, L.W., Ashworth, A.J., Jesudhasan, P., Arsi, K., Morales Ramos, J.A., Rojas, M.G., Crippen, T.L., Shanmugasundaram, R., Vaughan, M.M., Webster, C.D., Sealey, W.M., Purswell, J.L., Oppert, B.S., Neven, L.G., Cook, K.L., Donoghue, A.M. 2024. MINIstock: Model for INsect Inclusion in sustainable agriculture: USDA-ARS's research approach to advancing insect meal development and inclusion in animal diets. Journal of Economic Entomology. 117(4):1199-1209. https://doi.org/10.1093/jee/toae130.
Effects of production time, die condition, and feed mill on the physical quality of commercial broiler diets Reprint Icon - (Peer Reviewed Journal)
Mccafferty, K.W., Purswell, J.L. 2024. Effects of production time, die condition, and feed mill on the physical quality of commercial broiler diets. Journal of Applied Poultry Research. 33(3). Article 100430. https://doi.org/10.1016/j.japr.2024.100430.
Using spatial modeling to evaluate LED light intensity and uniformity in commercial broiler houses during brooding and tunnel conditions Reprint Icon - (Peer Reviewed Journal)
Falana, O.B., Linhoss, J.E., Davis, J.D., Edge, C.M., Lane, A., Rueda, M., Griggs, K.G., Smith, C.R., Campbell, J.C., Purswell, J.L. 2024. Using spatial modeling to evaluate LED light intensity and uniformity in commercial broiler houses during brooding and tunnel conditions. Applied Engineering in Agriculture. 40(2):189-198. https://doi.org/10.13031/aea.15910.
Effect of nutritional pen construction on the thermal performance of broilers Reprint Icon - (Peer Reviewed Journal)
Griggs, K.G., Davis, J.D., Purswell, J.L., Chesser, G.D., Edge, C.M., Campbell, J.C. 2024. Effect of nutritional pen construction on the thermal performance of broilers. Journal of Applied Poultry Research. 33:100412. https://doi.org/10.1016/j.japr.2024.100412.
Modeling long distance airborne transmission of highly pathogenic avian influenza carried by dust particles Reprint Icon - (Peer Reviewed Journal)
Nguyen, X.D., Zhao, Y., Lin, J., Purswell, J.L., Tabler, T., Voy, B., Hawkins, S., Evans, J.D. 2023. Modeling long distance airborne transmission of highly pathogenic avian influenza carried by dust particles. Scientific Reports. 13:16255. https://doi.org/10.1038/s41598-023-42897-2.
Comparison of outside air and sol-air design temperatures for estimating insulation needs Reprint Icon - (Peer Reviewed Journal)
Chesser, D.G., Purswell, J.L., Davis, J.D., Ward, J.K., Tabler, G.T., Zhao, Y. 2023. Comparison of outside air and sol-air design temperatures for estimating insulation needs. Transactions of the ASABE. 39(4): 409-416. https://doi.org/10.13031/aea.15424.
Comparison of outside air and sol-air design temperatures for estimating insulation needs Reprint Icon - (Peer Reviewed Journal)
Chesser, D., Purswell, J.L., Davis, J., Ward, J., Tabler, G., Zhao, Y. 2023. Comparison of outside air and sol-air design temperatures for estimating insulation needs. Journal of the ASABE. 39(4):409-416. https://doi.org/10.13031/aea.15424.
Effect of photoperiod on physiological parameters in broiler chicks from placement to 7-days-of-age1 Reprint Icon - (Peer Reviewed Journal)
Magee, C.L., Olanrewaju, H.A., Purswell, J.L. 2023. Effect of photoperiod on physiological parameters in broiler chicks from placement to 7-days-of-age1. Journal of Applied Poultry Research. 32:100353. https://doi.org/10.1016/j.japr.2023.100353.
Age-related effect of high-frequency LED lighting in laying hens on biochemical, enzymatical, and electrolytes variables Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Evans, J.D., Collier, S.D., Purswell, J.L., Branton, S.L. 2023. Age-related effect of high-frequency LED lighting in laying hens on biochemical, enzymatical, and electrolytes variables. Journal of Applied Poultry Research. 32:3. https://doi.org/10.1016/j.japr.2023.100351.
Effects of the in ovo administration of L-ascorbic acid on tissue L-ascorbic acid concentrations, systemic inflammation, and tracheal histomorphology of ross 708 broilers subjected to elevated levels of atmospheric ammonia Reprint Icon - (Peer Reviewed Journal)
Mousstaaid, A., Fatemi, S.A., Levy, A.W., Purswell, J.L., Olanrewaju, H.A., Baughman, B., Mcnulty, K., Gerard, P.D., Peebles, E.D. 2023. Effects of the in ovo administration of L-ascorbic acid on tissue L-ascorbic acid concentrations, systemic inflammation, and tracheal histomorphology of ross 708 broilers subjected to elevated levels of atmospheric ammonia. Poultry. 2:158-173. https://doi.org/10.3390/poultry2020014.
Field survey of trunk line heating gas leaks in commercial broiler houses Reprint Icon - (Peer Reviewed Journal)
Davis, J.D., Arnold, B.D., Smith, C.R., Griggs, K.G., Rueda, M.S., Campbell, J.C., Edge, C.M., Purswell, J.L. 2023. Field survey of trunk line heating gas leaks in commercial broiler houses. Applied Engineering in Agriculture. 39(3):279-283. https://doi.org/10.13031/aea.15470.
Age-related effect of high frequency LED lighting in laying hens Part 1: Blood Physiological Variables Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Evans, J.D., Collier, S.D., Branton, S.L. 2023. Age-related effect of high frequency LED lighting in laying hens Part 1: Blood Physiological Variables. Canadian Journal of Animal Science. https://doi.org/10.1139/cjas-2022-0119.
Field survey of electrical grounding systems on commercial broiler houses in Mississippi and Alabama Reprint Icon - (Peer Reviewed Journal)
Rowland, M.R., Chesser, G.D., Linhoss, J.E., Davis, J.D., Campbell, J.C., Purswell, J.L. 2023. Field survey of electrical grounding systems on commercial broiler houses in Mississippi and Alabama. Applied Engineering in Agriculture. 39(2):245-249. https://doi.org/10.13031/aea.15501.
Effects of the In Ovo administration of L-ascorbic acid on the performance and incidence of corneal erosion in Ross 708 broilers subjected to elevated levels of atmospheric ammonia Reprint Icon - (Peer Reviewed Journal)
Mousstaaid, A., Fatemi, S.A., Collins Elliott, K.E., Levy, A.W., Miller, W.W., Olanrewaju, H.A., Purswell, J.L., Gerard, P.D., Peebles, E.D. 2023. Effects of the In Ovo administration of L-ascorbic acid on the performance and incidence of corneal erosion in Ross 708 broilers subjected to elevated levels of atmospheric ammonia. Animals. 13(3):399. https://doi.org/10.3390/ani13030399.
Effects of feeding varying proportions of pellets and fines on growth performance and carcass yield of broilers during a 63-day production period1 Reprint Icon - (Peer Reviewed Journal)
Mccafferty, K.W., Purswell, J.L. 2023. Effects of feeding varying proportions of pellets and fines on growth performance and carcass yield of broilers during a 63-day production period1. Journal of Applied Poultry Research. 32(2). Article 100332. https://doi.org/10.1016/j.japr.2023.100332.
Applied Research Note: Effects of various concentrations of supplemental biochar on ileal digestible energy and live performance of broilers during an 8-wk production period Reprint Icon - (Peer Reviewed Journal)
Mccafferty, K.W., Purswell, J.L. 2023. Applied Research Note: Effects of various concentrations of supplemental biochar on ileal digestible energy and live performance of broilers during an 8-wk production period. Journal of Applied Poultry Research. 32(1). Article 100323. https://doi.org/10.1016/j.japr.2022.100323.
Modeling gait score of broiler chicken via production and behavioral data Reprint Icon - (Peer Reviewed Journal)
Yang, X., Zhao, Y., Gan, H., Hawkins, S., Eckelkamp, L., Parado, M., Burns, R., Purswell, J.L., Tabler, T. 2023. Modeling gait score of broiler chicken via production and behavioral data. Animal. 1(2023): 100692. https://doi.org/10.1016/j.animal.2022.100692.
Effect of ultraviolet radiation on reducing airborne Escherichia coli carried by poultry litter particles Reprint Icon - (Peer Reviewed Journal)
Nguyen, X.D., Zhao, Y., Evans, J.D., Lin, J., Voy, B., Purswell, J.L. 2022. Effect of ultraviolet radiation on reducing airborne Escherichia coli carried by poultry litter particles. Animals. 12(22):3170. https://doi.org/10.3390/ani12223170.
Design and development of a broiler mortality removal robot Reprint Icon - (Peer Reviewed Journal)
Li, G., Chesser, Jr, G.D., Purswell, J.L., Magee, C.L., Gates, R.S., Xiong, Y. 2022. Design and development of a broiler mortality removal robot. Applied Engineering in Agriculture. 38(6):853-863. https://doi.org/10.13031/aea.15013.
Effect of photoperiod on live performance in broiler chicks from placement to 14-days-of-age Reprint Icon - (Peer Reviewed Journal)
Magee, C.L., Olanrewaju, H.A., Campbell, J., Purswell, J.L. 2022. Effect of photoperiod on live performance in broiler chicks from placement to 14-days-of-age. Journal of Applied Poultry Research. 31:100295. https://doi.org/10.1016/j.japr.2022.100295.
Comparison of commercial broiler house lighting programs using LED and natural light: Part 1 – spatial and temporal analysis of light intensity Reprint Icon - (Peer Reviewed Journal)
Linhoss, J.E., Davis, J.D., Campbell, J.C., Purswell, J.L., Griggs, K.G., Edge, C.M. 2022. Comparison of commercial broiler house lighting programs using LED and natural light: Part 1 – spatial and temporal analysis of light intensity. Journal of Applied Poultry Research. 31:100272. https://doi.org/10.1016/j.japr.2022.100272.
Evaluation of bioaerosol samplers for airborne Escherichia coli carried by poultry litter particles Reprint Icon - (Peer Reviewed Journal)
Nguyen, X.D., Zhao, Y., Evans, J.D., Lin, J., Schneider, L., Voy, B., Hawkins, S.A., Purswell, J.L. 2022. Evaluation of bioaerosol samplers for airborne Escherichia coli carried by poultry litter particles. Journal of the ASABE. 65(4):825-833. https://doi.org/10.13031/ja.15057.
Effects of ground robots on hen floor egg reduction, production performance, stress response, bone quality, and behavior Reprint Icon - (Peer Reviewed Journal)
Li, G., Hui, X., Zhao, Y., Zhai, W., Purswell, J.L., Porter, Z., Poudel, S., Jia, L., Zhang, B., Chesser, Jr, G.D. 2022. Effects of ground robots on hen floor egg reduction, production performance, stress response, bone quality, and behavior. PLOS ONE. 17(4). https://doi.org/10.1371/journal.pone.0267568.
Effect of increased ventilation during feeding on broiler breeder biochemical, enzymatical, and electrolytes parameters Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Collier, S.D., Mccafferty, K.W., Magee, C.L., Fussell, L., Purswell, J.L. 2022. Effect of increased ventilation during feeding on broiler breeder biochemical, enzymatical, and electrolytes parameters. FASEB Letters. 36(S1). https://doi.org/10.1096/fasebj.2022.36.S1.R2946.
Age-related effects of feeder space availability on welfare of broilers reared to 56 days of age1 Part 2: Blood physiological variables Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2022. Age-related effects of feeder space availability on welfare of broilers reared to 56 days of age1 Part 2: Blood physiological variables. Poultry Science. 101:101698. https://doi.org/10.1016/j.psj.2022.101698.
Age-related effects of feeder space availability on welfare of broilers reared to 56 days of age1 Part 1: Biochemical, enzymatical, and electrolytes variables Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2022. Age-related effects of feeder space availability on welfare of broilers reared to 56 days of age1 Part 1: Biochemical, enzymatical, and electrolytes variables. Journal of Applied Animal Research. 31:3. https://doi.org/10.1016/j.japr.2022.100281.
Developement and optimization of a deep-learning-based egg collecting robot Reprint Icon - (Peer Reviewed Journal)
Li, G., Chesser Jr, G.D., Huang, Y., Zhao, Y., Purswell, J.L. 2021. Developement and optimization of a deep-learning-based egg collecting robot. Transactions of the ASABE. 64(5):1659-1669. https://doi.org/10.13031/trans.14642.
Evaluation of bioaerosol samplers for collecting airborne E. coli carried by dust particles from poultry litter Reprint Icon - (Peer Reviewed Journal)
Nguyen, X.D., Zhao, Y., Evans, J.D., Lin, J., Schneider, L., Voy, B., Hawkins, S.A., Purswell, J.L. 2021. Evaluation of bioaerosol samplers for collecting airborne E. coli carried by dust particles from poultry litter. ASABE Annual International Meeting. https://doi.org/10.13031/aim.202100065.
Classification of broiler behaviors using triaxial accelerometer and machine learning Reprint Icon - (Peer Reviewed Journal)
Yang, X., Zhao, Y., Street, G.M., Huang, Y., To, S., Purswell, J.L. 2021. Classification of broiler behaviors using triaxial accelerometer and machine learning. Animal-The International Journal of Animal Biosciences. https://doi.org/10.1016/j.animal.2021.100269.
Effect of feeder space on live performance and processing yields of broiler chickens reared to 56 days of age Reprint Icon - (Peer Reviewed Journal)
Purswell, J.L., Olanrewaju, H.A., Zhao, Y. 2021. Effect of feeder space on live performance and processing yields of broiler chickens reared to 56 days of age. Journal of Applied Poultry Research. 30(3). Article 100175. https://doi.org/10.1016/j.japr.2021.100175.
Practices and applications of convolutional neural network-based computer vision systems in animal farming: a review Reprint Icon - (Peer Reviewed Journal)
Li, G., Huang, Y., Chen, Z., Chesser Jr, G.D., Zhao, Y., Purswell, J.L., Linhoss, J. 2021. Practices and applications of convolutional neural network-based computer vision systems in animal farming: a review. Sensors. 21(4):1492. https://doi.org/10.3390/s21041492.
Effects of feeder space on broiler feeding behaviors Reprint Icon - (Peer Reviewed Journal)
Li, G., Zhao, Y., Purswell, J.L., Magee, C.L. 2021. Effects of feeder space on broiler feeding behaviors. Poultry Science. 100:101016. https://doi.org/10.1016/j.psj.2021.01.038.
Effect of stocking density on crop fill progression in broilers grown to 14 d Reprint Icon - (Peer Reviewed Journal)
Linhoss, J.E., Purswell, J.L., Magee, C.L., Chesser, G.D. 2021. Effect of stocking density on crop fill progression in broilers grown to 14 d. Poultry Science. 100:100929. https://doi.org/10.1016/j.psj.2020.11.080.
Effect of stocking density and dietary antimicrobial inclusion of male broilers grown to 35 days of age1 Part 2: Blood physiological variables Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2020. Effect of stocking density and dietary antimicrobial inclusion of male broilers grown to 35 days of age1 Part 2: Blood physiological variables. International Journal of Poultry Science. 19:447-454.
Automated measurement of broiler stretching behaviors under four stocking densities via faster region-based convolutional neural network Reprint Icon - (Peer Reviewed Journal)
Li, G., Zhao, Y., Porter, Z., Purswell, J.L. 2021. Automated measurement of broiler stretching behaviors under four stocking densities via faster region-based convolutional neural network. Animal-The International Journal of Animal Biosciences. 15(1):1751-7311. https://doi.org/10.1016/j.animal.2020.100059.
Effects of elevated perching platform and robotic vehicle on broiler production, welfare, and housing environment Reprint Icon - (Peer Reviewed Journal)
Yang, X., Huo, X., Li, G., Purswell, J.L., Tabler, G.T., Chesser, G.D., Magee, C.L., Zhao, Y. 2020. Effects of elevated perching platform and robotic vehicle on broiler production, welfare, and housing environment. Transactions of the ASABE. 63(6):1981-1990. https://doi.org/10.13031/trans.14115.
Effect of stocking density and dietary antimicrobial inclusion of male broilers grown to 35 days of age1 Part 1: Biochemical and enzymatical variables Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2020. Effect of stocking density and dietary antimicrobial inclusion of male broilers grown to 35 days of age1 Part 1: Biochemical and enzymatical variables. International Journal of Poultry Science. 19:403-410. https://scialert.net/abstract/?doi=ijps.2020.403.410.
Characterizing light leakage and spatial variation of illuminance in commercial broiler houses during tunnel ventilation Reprint Icon - (Peer Reviewed Journal)
Linhoss, J.E., Purswell, J.L., Lowe, J.W., Chesser, G.D. 2020. Characterizing light leakage and spatial variation of illuminance in commercial broiler houses during tunnel ventilation. Journal of Applied Poultry Research. 29:(4)1091-1100. https://doi.org/10.1016/j.japr.2020.06.003.
Comparative evaluation of poultry-human and poultry-robot avoidance distances Reprint Icon - (Peer Reviewed Journal)
Parajuli, P., Huang, Y., Tabler, T., Purswell, J.L., Dubien, J.L., Zhao, Y. 2020. Comparative evaluation of poultry-human and poultry-robot avoidance distances. Transactions of the ASABE. 63(2):477-484. https://doi.org/10.13031/trans.13644.
Effects of antibiotic-free diet and stocking density on male broilers reared to 35 days of age. Part 2: Feeding and drinking behaviors of broilers Reprint Icon - (Peer Reviewed Journal)
Li, G., Zhao, Y., Purswell, J.L., Chesser, G.D., Lowe, J.W., Wu, T. 2020. Effects of antibiotic-free diet and stocking density on male broilers reared to 35 days of age. Part 2: Feeding and drinking behaviors of broilers. Journal of Applied Poultry Research. 29(2):391-401. https://doi.org/10.1016/j.japr.2020.01.002.
Research Note: Effect of feed form and feeder position on feed consumption patterns in male broilers Reprint Icon - (Peer Reviewed Journal)
Purswell, J.L., Kim, E.J., Branton, S.L. 2020. Research Note: Effect of feed form and feeder position on feed consumption patterns in male broilers. Transactions of the ASABE. 63(3):655-658. https://doi.org/10.13031/trans.13695.
Evaluation of field-stored switchgrass hay as litter material for broilers Reprint Icon - (Peer Reviewed Journal)
Purswell, J.L., Davis, J.D., Chesser, G.D., Lowe, J.W. 2020. Evaluation of field-stored switchgrass hay as litter material for broilers. Journal of Applied Poultry Research. 29(2):391-401. https://doi.org/10.1016/j.japr.2019.11.002.
FGD gypsum litter effects on gaseous losses from a broiler house Reprint Icon - (Peer Reviewed Journal)
Watts, D.B., Runion, G.B., Purswell, J.L., Torbert III, H.A., Davis, J.D. 2020. FGD gypsum litter effects on gaseous losses from a broiler house. International Journal of Poultry Science. 19:42-50. https://doi.org/10.3923/ijps.2020.42.50.
Interactive effects of light-sources, photoperiod, and strain on blood physiological variables of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2020. Interactive effects of light-sources, photoperiod, and strain on blood physiological variables of broilers grown to heavy weights. International Journal of Poultry Science. 19(2):86-96. 10.3923/ijps.2020.86.96.
Interactive effects of light sources, photoperiod, and strains on growth performance, carcass characteristics and health indices of broilers grown to heavy weights Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Miller, W.W., Maslin, W.R., Collier, S.D., Purswell, J.L., Branton, S.L. 2019. Interactive effects of light sources, photoperiod, and strains on growth performance, carcass characteristics and health indices of broilers grown to heavy weights. Poultry Science. 98(12):6232-6240. https://doi.org/10.3382/ps/pez476.
Evaluation of biochar as a litter amendment for commercial broiler production Reprint Icon - (Peer Reviewed Journal)
Linhoss, J., Purswell, J.L., Street, J., Rowland, M. 2019. Evaluation of biochar as a litter amendment for commercial broiler production. Journal of Applied Poultry Research. 28(4):1089-1098. https://doi.org/10.3382/japr/pfz071.
An ultra-high frequency RFID system for studying individual feeding and drinking behaviors of group-housed broilers Reprint Icon - (Peer Reviewed Journal)
Li, G., Zhao, Y., Hailey, R., Zhang, N., Liang, Y., Purswell, J.L. 2019. An ultra-high frequency RFID system for studying individual feeding and drinking behaviors of group-housed broilers. Animal-The International Journal of Animal Biosciences. 13(9):2060–2069. https://doi.org/10.1017/S1751731118003440.
Effect of light intensity adjusted for species-specific spectral sensitivity on blood physiological variables of male broiler chickens Reprint Icon - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2019. Effect of light intensity adjusted for species-specific spectral sensitivity on blood physiological variables of male broiler chickens. Poultry Science. 98(3):1090-1095. https://doi.org/10.3382/ps/pey487.
Effects of light-sources and photoperiod on hemato-physiological indices of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Collier, S.D., Purswell, J.L., Branton, S.L. 2019. Effects of light-sources and photoperiod on hemato-physiological indices of broilers grown to heavy weights. Poultry Science. 98(3):1075-1082.
Can flue gas desulfurization gypsum be used as a bedding material for broiler production? - (Abstract Only)
Watts, D.B., Purswell, J.L., Torbert III, H.A., Davis, J.D. 2019. Can flue gas desulfurization gypsum be used as a bedding material for broiler production? [abstract]. International Poultry Scientific Forum.
Performance of an automated whole-house spray vaccination system Reprint Icon - (Peer Reviewed Journal)
Purswell, J.L., Branton, S.L., Evans, J.D. 2019. Performance of an automated whole-house spray vaccination system. Avian Diseases. 28(1):215-220. https://doi.org/10.3382/japr/pfy060.
Effect of light intensity adjusted for species-specific spectral sensitivity on live performance and processing yield of male broiler chickens Reprint Icon - (Peer Reviewed Journal)
Purswell, J.L., Olanrewaju, H.A., Linhoss, J.E. 2018. Effect of light intensity adjusted for species-specific spectral sensitivity on live performance and processing yield of male broiler chickens. Journal of Applied Poultry Research. 27(4):570-576. https://doi.org/10.3382/japr/pfy034.
Radiant flux preference of neonatal broiler chicks during brooding Reprint Icon - (Peer Reviewed Journal)
Linhoss, J.E., Purswell, J.L., Davis, J.D. 2018. Radiant flux preference of neonatal broiler chicks during brooding. Journal of the ASABE. 61(4):1417-1423. https://doi.org/10.13031/trans.12775.
Water supply rates for recirculating evaporative cooling systems in poultry housing - (Peer Reviewed Journal)
Purswell, J.L., Linhoss, J.E., Edge, C., Davis, J.D., Campbell, J. 2018. Water supply rates for recirculating evaporative cooling systems in poultry housing. Applied Engineering in Agriculture. 34(3):581-590.
Influence of light-sources and photoperiod on growth performance, carcass characteristics and health indices of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Miller, W.W., Maslin, W.R., Collier, S.D., Purswell, J.L., Branton, S.L. 2018. Influence of light-sources and photoperiod on growth performance, carcass characteristics and health indices of broilers grown to heavy weights. Poultry Science. 97(4):1109-1116.
Effect of fan induced photoperiod on live performance and yield of male broiler chickens - (Peer Reviewed Journal)
Purswell, J.L., Olanrewaju, H.A. 2017. Effect of fan induced photoperiod on live performance and yield of male broiler chickens. Journal of Applied Poultry Research. 26(2):236-239.
Effects of light ingress through ventilation fan apertures on selected blood variables of male broilers - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2017. Effects of light ingress through ventilation fan apertures on selected blood variables of male broilers. International Journal of Poultry Science. 16(8):288-295.
Comparing radiant heater performance using spatial modeling Reprint Icon - (Peer Reviewed Journal)
Linhoss, J.E., Purswell, J.L., Davis, J.D., Zhaofei, F. 2017. Comparing radiant heater performance using spatial modeling. Applied Engineering in Agriculture. 33(3):395-405. https://doi.org/10.13031/aea.12108.
Assessing air velocity distribution in three sizes of commercial broiler houses during tunnel ventilation Reprint Icon - (Peer Reviewed Journal)
Luck, B.D., Davis, J.D., Purswell, J.L., Kiess, A.S., Hoff, S.J. 2017. Assessing air velocity distribution in three sizes of commercial broiler houses during tunnel ventilation. Applied Engineering in Agriculture. 60(4):1313-1323. https://doi.org/10.13031/trans.12107.
Application of a micro-aerosolized disinfectant to clear Mycoplasma gallisepticum from contaminated facilities - (Peer Reviewed Journal)
Evans, J.D., Branton, S.L., Collier, S.D., Brooks, J.P., Purswell, J.L. 2017. Application of a micro-aerosolized disinfectant to clear Mycoplasma gallisepticum from contaminated facilities. Journal of Applied Poultry Research. 26(3):416-420.
Interactive effects of ambient temperature and light sources at high relative humidity on growth performance and blood physiological variables in broilers grown to 42 day of age - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2016. Interactive effects of ambient temperature and light sources at high relative humidity on growth performance and blood physiological variables in broilers grown to 42 day of age. International Journal of Poultry Science. 15(10):394-400.
Physiological responses of feedlot heifers provided access to different levels of shade - (Peer Reviewed Journal)
Brown-Brandl, T.M., Chitko-McKown, C.G., Eigenberg, R.A., Mayer, J.J., Welsh, T.H., Davis, J.D., Purswell, J.L. 2017. Physiological responses of feedlot heifers provided access to different levels of shade. Animal. 11(8):1344-1353. https://doi.org/10.1017/S1751731116002664.
Effects of light sources and intensity on broilers grown to heavy weights: Hematophysiological and biochemical assessment. - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2016. Effects of light sources and intensity on broilers grown to heavy weights: Hematophysiological and biochemical assessment.. International Journal of Poultry Science. 15(10):384-393.
Evaluation of chopped switchgrass and chopped bermudagrass as litter materials over multiple heavy broiler flocks - (Peer Reviewed Journal)
Davis, J.D., Purswell, J.L., Kiess, A.S. 2015. Evaluation of chopped switchgrass and chopped bermudagrass as litter materials over multiple heavy broiler flocks. Journal of Applied Poultry Research. 24(3):343-351.
Development and characterization of a continuous tympanic temperature logging (CTTL) probe for bovine animals Reprint Icon - (Peer Reviewed Journal)
Mayer, J., Davis, J., Purswell, J.L., Koury, E., Younan, N., Larson, J., Brown-Brandl, T.M. 2016. Development and characterization of a continuous tympanic temperature logging (CTTL) probe for bovine animals. Transactions of the ASABE. 59(2):703-714. https://doi.org/10.13031/trans.59.11367.
Effects of light sources and intensity on broilers grown to heavy weights. Part 1: growth performance, carcass characteristics, and welfare indices - (Peer Reviewed Journal)
Olanrewaju, H.A., Miller, W.W., Maslin, W.R., Collier, S.D., Purswell, J.L., Branton, S.L. 2016. Effects of light sources and intensity on broilers grown to heavy weights. Part 1: growth performance, carcass characteristics, and welfare indices. Poultry Science. 95(4):727-735.
Influence of photoperiod, light intensity, and their interaction on health indices of modern broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Miller, W.W., Maslin, W.R., Collier, S.D., Purswell, J.L., Branton, S.L. 2015. Influence of photoperiod, light intensity, and their interaction on health indices of modern broilers grown to heavy weights. International Journal of Poultry Science. 14(4):183-190.
The impact of deposition site on vaccination efficiency of a bacterial-based poultry vaccine - (Peer Reviewed Journal)
Effects of color temperatures (kelvin) of led bulbs on blood physiological variables of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2015. Effects of color temperatures (Kelvin) of LED bulbs on blood physiological variables of broilers grown to heavy weights. Poultry Science. 94:1721-1728.
Effect of air velocity on laying hen performance and egg quality - (Peer Reviewed Journal)
Purswell, J.L., Branton, S.L. 2015. Effect of air velocity on laying hen performance and egg quality. Transactions of the ASABE. 58(3):813-817.
Effects of increasing inclusion rates of a low-fat distillers dried grains with solubles (LF-DDGS) in finishing broiler diets - (Peer Reviewed Journal)
Kim, E.J., Purswell, J.L., Branton, S.L. 2016. Effects of increasing inclusion rates of a low-fat distillers dried grains with solubles (LF-DDGS) in finishing broiler diets. International Journal of Poultry Science. 15(5):182-187.
Effects of color temperatures (Kelvin) of LED bulbs on growth performance, carcass characteristics, and ocular welfare indices of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Maslin, W.R., Collier, S.D., Branton, S.L. 2015. Effects of color temperatures (Kelvin) of LED bulbs on growth performance, carcass characteristics, and ocular welfare indices of broilers grown to heavy weights. Poultry Science. 94:338-344.
Systematic evaluation of in-house broiler litter windrowing effects on production benefits and environmental impact - (Peer Reviewed Journal)
Liang, Y., Payne, J.B., Penn, C., Tabler, G.T., Watkins, S.E., Vandevender, K.W., Purswell, J.L. 2014. Systematic evaluation of in-house broiler litter windrowing effects on production benefits and environmental impact. Journal of Applied Poultry Research. 23:625-638.
Production characteristics of Hy-Line W36 laying hens hatched from white and tinted eggs - (Peer Reviewed Journal)
Kim, E.J., Purswell, J.L., Evans, J.D., Branton, S.L. 2014. Production characteristics of Hy-Line W36 laying hens hatched from white and tinted eggs. Poultry Science. 93(8):2123-2128.
Effects of strain and light intensity on growth performance and carcass characteristics of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Miller, W.W., Maslin, W.R., Collier, S.D., Purswell, J.L., Branton, S.L. 2014. Effects of strain and light intensity on growth performance and carcass characteristics of broilers grown to heavy weights. Poultry Science. 93:1890-1899.
Effect of air deflectors on fan performance in tunnel-ventilated broiler houses with a dropped ceiling - (Peer Reviewed Journal)
Purswell, J.L., Luck, B.D., Davis, J.D. 2014. Effect of air deflectors on fan performance in tunnel-ventilated broiler houses with a dropped ceiling. Applied Engineering in Agriculture. 30(3):471-475.
Effects of genetic strain and light intensity on blood physiological variables of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2014. Effects of genetic strain and light intensity on blood physiological variables of broilers grown to heavy weights. Poultry Science. 93:970-978.
Effects of air velocity on laying hen production from 24 to 27 weeks under simulated evaporatively cooled conditions - (Peer Reviewed Journal)
Purswell, J.L., Branton, S.L., Luck, B.D., Davis, J.D. 2013. Effects of air velocity on laying hen production from 24 to 27 weeks under simulated evaporatively cooled conditions. Transactions of the ASABE. 56(6):1503-1508.
Water holding capacity and evaporative loss from organic bedding materials used in livestock facilities - (Proceedings)
Spiehs, M.J., Brown-Brandl, T.M., Jaderborg, J.P., DiCostanzo, A., Purswell, J.L., Davis, J.D. 2013. Water holding capacity and evaporative loss from organic bedding materials used in livestock facilities. In: Proceedings of the American Society of Agricultural and Biological Engineers Annual International Meeting, July 21-24, 2013, Kansas City, MO. ASABE Paper No. 131595738.
Effects of air velocity on laying hen production - (Proceedings)
Purswell, J.L., Branton, S.L., Luck, B.D., Davis, J.D. 2013. Effects of air velocity on laying hen production. Proceedings of the American Society of Agricultural and Biological Engineers International (ASABE). ASABE Paper No. 131620737.
Live production and carcass characteristics of broilers fed a blend of poultry fat and corn oil derived from distiller’s dried grains with solubles (DDGS) - (Peer Reviewed Journal)
Kim, E.J., Purswell, J.L., Davis, J.D., Loar, R., Karges, K. 2013. Live production and carcass characteristics of broilers fed a blend of poultry fat and corn oil derived from distiller’s dried grains with solubles (DDGS). Poultry Science. 92(10):2732-2736.
Spatial variability of heating profiles in windrowed poultry litter - (Peer Reviewed Journal)
Schmidt, A.M., Davis, J.D., Purswell, J.L., Fan, Z., Kiess, A.S. 2013. Spatial variability of heating profiles in windrowed poultry litter. Journal of Applied Poultry Research. 22:319-328.
Improving commercial broiler attic inlet ventilation thorugh CFD analysis - (Proceedings)
Olsen, J.W., Davis, J.D., Purswell, J.L., Luck, B.D. 2013. Improving commercial broiler attic inlet ventilation thorugh CFD analysis. ASABE Paper No. ILE12-1382.
Air velocity distribution in a commercial broiler house - (Proceedings)
Luck, B.D., Davis, J.D., Purswell, J.L., Olsen, J.W. 2013. Air velocity distribution in a commercial broiler house. ASABE Paper No. ILES12-1339.
Effects of frequency of multiple applications of litter amendment on litter ammonia and live performance in a shared airspace - (Peer Reviewed Journal)
Purswell, J.L., Davis, J.D., Kiess, A.S., Coufal, C.D. 2013. Effects of frequency of multiple applications of litter amendment on litter ammonia and live performance in a shared airspace. Journal of Applied Poultry Research. 22(3):469-473.
Effects of frequency of multiple applications of litter amendment on litter ammonia and live performance in a shared airspace - (Peer Reviewed Journal)
Purswell, J.L., Davis, J.D., Kiess, A.S., Coufal, C.D. 2013. Effects of frequency of multiple applications of litter amendment on litter ammonia and live performance in a shared airspace. Journal of Applied Poultry Research. 22:469-473.
Effect of temperature-humidity index on live performance in broiler chickens grown from 49 to 63 days of age - (Proceedings)
Purswell, J.L., Dozier, III, W.A., Olanrewaju, H.A., Davis, J.D., Xin, H., Gates, R.S. 2013. Effect of temperature-humidity index on live performance in broiler chickens grown from 49 to 63 days of age. ASABE Paper No. ILES12-0265.
Interactive effects of photoperiod and light intensity on blood physiological and biochemical reactions of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2013. Interactive effects of photoperiod and light intensity on blood physiological and biochemical reactions of broilers grown to heavy weights. Poultry Science. 92:1029-1039.
Using thermal imaging as a method of investigating thermal thresholds in finishing pigs - (Peer Reviewed Journal)
Brown Brandl, T.M., Eigenberg, R.A., Purswell, J.L. 2013. Using thermal imaging as a method of investigating thermal thresholds in finishing pigs. Biosystems Engineering. 114:327-333.
Influence of photoperiod, light intensity, and their interaction on growth performance and carcass characteristics of broilers grown to heavy weights - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2012. Influence of photoperiod, light intensity, and their interaction on growth performance and carcass characteristics of broilers grown to heavy weights. International Journal of Poultry Science. 11(12):739-746.
Mycoplasma gallisepticum transmission: Comparison of commercial F-strain vaccine versus layer complex-derived field strains in a tunnel ventilated house - (Peer Reviewed Journal)
Purswell, J.L., Evans, J.D., Leigh, S.A., Collier, S.D., Olanrewaju, H.A., Kim, E.J., Pharr, G.T., Peebles, E.D., Branton, S.L. 2012. Mycoplasma gallisepticum transmission: Comparison of commercial F-strain vaccine versus layer complex-derived field strains in a tunnel ventilated house. Poultry Science. 91:3072-3079.
Automation in Animal Housing and Production - (Book / Chapter)
Purswell, J.L., Gates, R.S. 2013. Automation in Animal Housing and Production pp.205-230. In Q. Zhang and F.J. Pierce (eds.) Agricultural Automation: Fundamentals and Practices, CRC Press, 411pp.
Determining heat tolerance in finishing pigs using thermal imaging - (Proceedings)
Brown Brandl, T.M., Eigenberg, R.A., Purswell, J.L. 2012. Determining heat tolerance in finishing pigs using thermal imaging. In proceedings: International Livestock Symposium. Valencia, Spain, July 8-12, 2012. ASABE Paper No. 12-ILES1433.
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.
A comparative study of live attenuated F strain-derived Mycoplasma gallisepticum vaccines - (Peer Reviewed Journal)
Evans, J.D., Leigh, S.A., Purswell, J.L., Jacob, R., Peebles, E.D., Collier, S.D., Branton, S.L. 2012. A comparative study of live attenuated F strain-derived Mycoplasma gallisepticum vaccines. Avian Diseases. 56:396-401.
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.
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.
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.
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.
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.
In-house Windrowing of a Commercial Broiler Farm During Summer Months and Its Effect on Litter Composition - (Peer Reviewed Journal)
Barker, K.J., Coufal, C.D., Purswell, J.L., Davie, J.D., Parker, H.M., Kidd, M.D., Mcdaniel, C.D., Kiess, A.S. 2011. In-house Windrowing of a Commercial Broiler Farm During Summer Months and Its Effect on Litter Composition. Journal of Applied Poultry Research. 20:168-180.
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.
Effect of ambient temperature and light intensity on physiological reactions of heavy broiler chickens - (Peer Reviewed Journal)
Olanrewaju, H.A., Purswell, J.L., Collier, S.D., Branton, S.L. 2010. Effect of ambient temperature and light intensity on physiological reactions of heavy broiler chickens. Poultry Science. 89:2719-2725.
Influence of eye surface area on spray vaccination dosage rates - (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.
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.
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.
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.
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.
A chronicle of serologic response in commercial layer chickens to vaccination with commercial F strain Mycoplasma gallisepticum vaccine - (Peer Reviewed Journal)
Branton, S.L., Leigh, S.A., Purswell, J.L., Evans, J.D., Collier, S.D., Olanrewaju, H.A., Pharr, G.T. 2010. A chronicle of serologic response in commercial layer chickens to vaccination with commercial F strain Mycoplasma gallisepticum vaccine. Avian Diseases. 54(3):1108-1111.
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.
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.
Recent Advances in Mycoplasma gallisepticum Vaccine Administration - (Popular Publication)
Branton, S.L., Leigh, S.A., Purswell, J.L. 2008. Recent Advances in Mycoplasma gallisepticum Vaccine Administration. Feed and Livestock Magazine 5(4):28-31.
Effects of System Pressure and Nozzle Type on Spray Application of Avian Vaccines - (Peer Reviewed Journal)
Purswell, J.L., Fritz, B.K., Branton, S.L., Leigh, S.A. 2008. Effects of System Pressure and Nozzle Type on Spray Application of Avian Vaccines. Applied Engineering in Agriculture 24(6):785-789.
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.
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., Collier, S.D., Branton, S.L. 2008. Interactive effects of ammonia and light intensity on hematochemical variables in broiler chickens. Poultry Science. 87:1407-1414.
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.
Effect of selected water temperatures used in Mycoplasma gallisepticum vaccine reconstitution on titer at selected time intervals - (Peer Reviewed Journal)
Branton, S.L., Leigh, S.A., Roush, W.B., Purswell, J.L., Olanrewaju, H.A., Collier, S.D. 2008. Effect of selected water temperatures used in Mycoplasma gallisepticum vaccine reconstitution on color change units at selected time intervals. Avian Diseases. 52:291-296.
Construction of a Low Cost Globe Thermometer - (Peer Reviewed Journal)
Purswell, J.L., Davis, J.D. 2008. Construction of a Low Cost Globe Thermometer. Applied Engineering in Agriculture. 24(3):379-381.
INTERACTIVE EFFECTS OF AMMONIA AND LIGHT INTENSITY ON OCULAR, FEAR AND LEG HEALTH IN BROILER CHICKENS - (Peer Reviewed Journal)
Olanrewaju, H.A., Miller, W.W., Maslin, W.R., Thaxton, J.P., Dozier III, W.A., Purswell, J.L., Branton, S.L. 2007. Interactive effects of ammonia and light intensity on ocular, fear and leg health in broiler chickens. International Journal of Poultry Science. 6(10):762-769.
AN ADJUSTABLE NUTRIENT MARGIN OF SAFETY COMPARISON USING LINEAR AND STOCHASTIC PROGRAMMING IN AN EXCEL SPREADSHEET - (Peer Reviewed Journal)
Roush, W.B., Purswell, J.L., Branton, S.L. 2007. An adjustable nutrient margin of safety comparison using linear and stochastic programming in an excel spreadsheet. Journal of Applied Poultry Research. 16:514-520.
Identifying Process Variables for a Low Atmospheric Pressure Stunning/Killing System - (Peer Reviewed Journal)
Purswell, J.L., Thaxton, J.P., Branton, S.L. 2007. Identifying Process Variables for a Low Atmospheric Pressure Stun/Kill System. Journal of Applied Poultry Research. 16:509-513.
Heating poultry houses with an attic ventilation system - (Proceedings)
Purswell, J.L., Lott, B.D. 2007. Heating poultry houses with an attic ventilation system. Biological Engineering (ASABE). ASABE #074125.
Apparent Metabolizable Energy Needs of Broilers from 2.0 to 4.0 kg as Influenced by Ambient Temperature - (Peer Reviewed Journal)
Dozier III, W.A., Purswell, J.L., Kidd, M.T., Corzo, A., Branton, S.L. 2007. Apparent Metabolizable Energy Needs of Broilers from 2.0 to 4.0 kg as Influenced by Ambient Temperature. Journal of Applied Poultry Research. 16:206-218.
APPARENT METABOLIZABLE ENERGY NEEDS OF BROILERS FROM 2.0 TO 4.0 KG AS INFLUENCED BY AMBIENT TEMPERATURE - (Peer Reviewed Journal)
Dozier III, W.A., Purswell, J.L., Kidd, M., Corzo, A., Branton, S.L. 2007. Apparent metabolizable energy needs of broilers from 2.0 to 4.0 kg as influenced by ambient temperature. Journal of Applied Poultry Research. 16:206-218.
Stocking desnsity effects on male broilers grown to 1.8 kilograms of body weight - (Peer Reviewed Journal)
Dozier III, W.A., Thaxton, J.P., Purswell, J.L., Olanrewaju, H.A., Branton, S.L., Roush, W.B. 2006. Stocking desnsity effects on male broilers grown to 1.8 kilograms of body weight. Poultry Science. 85:344-351.
A review of lighting programs for broiler production - (Peer Reviewed Journal)
Olanrewaju, H.A., Thaxton, J.P., Dozier III, W.A., Purswell, J.L., Roush, W.B., Branton, S.L. 2006. A review of lighting programs for broiler production. International Journal of Poultry Science. 5(4):301-308.
GROWTH RESPONSES OF MALE BROILERS SUBJECTED TO HIGH AIR VELOCITY AT EITHER 12 OR 24 HOURS FROM 37 TO 51 DAYS OF AGE - (Peer Reviewed Journal)
Dozier III, W.A., Purswell, J.L., Branton, S.L. Growth responses of male broilers subjected to high air velocity at either 12 or 24 hours from 37 to 51 days of age. Journal of Applied Poultry Research.
Assessing thermal comfort of broiler chicks during brooding - (Proceedings)
Purswell, J.L., Lott, B.D., Dozier Iii, W.A., Roush, W.B., Branton, S.L. 2006. Assessing thermal comfort of broiler chicks during brooding. Biological Engineering (ASABE). ASABE Paper 064014.
ARS News Articles