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                    U.S. DEPARTMENT OF AGRICULTURE
 Soil Dynamics Research: Auburn, AL
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ARS Home Southeast Area Auburn, Alabama Soil Dynamics Research People & Locations







George B Runion
                        Soil Dynamics Research

                        




                        
                        Research Plant Pathologist
                        Phone: (334) 844-4741
                         ext. 2715
                        
                        Fax: (334) 844-4740(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)
                            ProjectsSustaining Productivity and Ecosystem Services of Agricultural and Horticultural Systems in the Southeastern United States
                                                    In-House Appropriated
                                                                    (D)Accession Number: 441163Use of Biochar in Agricultural Systems
                                                    Non-Assistance Cooperative Agreement
                                                                    (S)Accession Number: 442513Research to Develop Best Management Practices for Greenhouse Gas Reduction in Nursery Production Systems
                                                    Non-Assistance Cooperative Agreement
                                                                    (S)Accession Number: 440998**Publications**
                                                (Clicking on the reprint icon
                                                    Reprint Icon
                                                    will take you to the publication reprint.)Belowground response of a bahiagrass pasture to long-term elevated [CO2] and soil fertility management
                                                        

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Torbert III, H.A. 2024. Belowground response of a bahiagrass pasture to long-term elevated [CO2] and soil fertility management. Plants. 13(4):485. https://doi.org/10.3390/plants13040485.Long-term response of bahaigrass pastures to elevated atmospheric CO2 and fertility management: Forage quality

- (Abstract Only)Biochar as a media amendment in container plant production of viola and daylily: Greenhouse gas emissions, plant growth, and N leachate

- (Proceedings)Life cycle assessment of a decoupled biofloc aquaponics facility across seasons
                                                        

- (Peer Reviewed Journal)Kalvakaalva, R., Smith, M., Prior, S.A., Runion, G.B., Ayipio, E., Blanchard, C., Wells, D., Blersch, D., Adhikari, S., Prasad, R., Hanson, T., Higgins, B.T. 2023. Life cycle assessment of a decoupled biofloc aquaponics facility across seasons. Journal of Cleaner Production. 429:139356. https://doi.org/10.1016/j.jclepro.2023.139356.Influence of biochar addition to nursery container media: trace gas efflux, growth, and leachate N.
                                                        

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Murphy, A., Hoffman, H., Johnson, M.G., Torbert III, H.A. 2023. Influence of biochar addition to nursery container media: Trace gas efflux, growth, and leachate N. Journal of Environmental Horticulture. 41(4):141-151. https://doi.org/10.24266/0738-2898-41.4.141.Can cultivar variation in yield help differentiate mechanisms underlying nutrient decline of soybean grown under elevated [CO2]?

- (Abstract Only)Durstock, M., Prior, S.A., Runion, G. B., and Sanz-Saez, A. 2023. Can cultivar variation in yield help differentiate mechanisms underlying nutrient decline of soybean grown under elevated [CO2]? [ABSTRACT]. Plant Environmental Physiology Group (PEPG) Workshop 2023. Naturasolta-Quinta de Sao Pedro, Portugal, September 10-15, 2023.Mass-balance process model of a decoupled aquaponic system
                                                        

- (Peer Reviewed Journal)Kalvakaalva, R., Smith, M., Ayipio, E., Blanchard, C., Prior, S.A., Runion, G.B., Wells, D., Blersch, D., Adhikari, S., Prasad, R., Hanson, T., Wall, N., Higgins, B.T. 2023. Mass-balance process model of a decoupled aquaponic system. Journal of the ASABE. 66(4):955-967. https://doi.org/10.13031/ja.15468.Effects of elevated CO2 on the response of glyphosate resistant and susceptible Palmer amaranth (Amaranthus palmeri S. Wats.) to varying rates of glyphosate
                                                        

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Durstock, M., Sanz-Saez, A., Price, A.J. 2023. Effects of elevated CO2 on the response of glyphosate resistant and susceptible Palmer amaranth (Amaranthus palmeri S. Wats.) to varying rates of glyphosate. Archives of Agronomy and Soil Science. 69(13):2739-2752. https://doi.org/10.1080/03650340.2023.2173741.Influence of gypsum and cover crop on greenhouse gas emissions in soybean cropping systems
                                                        

- (Peer Reviewed Journal)Watts, D.B., Runion, G.B., Dick, W., Gonzalez, J.M., Islam, K., Flanagan, D.C., Fausey, N.R., Vantoai, T.T., Batte, M., Reeder, R., Kost, D., Chen, L., Jacinthe, P. 2023. Influence of gypsum and cover crop on greenhouse gas emissions in soybean cropping systems. Journal of Soil and Water Conservation. 78(2):154-162. https://doi.org/10.2489/jswc.2023.00042.Direct greenhouse gas emissions from a commercial pilot-scale aquaponics system
                                                        

- (Peer Reviewed Journal)Kalvakaalva, R., Prior, S.A., Smith, M., Runion, G.B., Ayipio, E., Blanchard, C., Wall, N., Wells, D., Hanson, T.R., Higgins, B.T. 2022. Direct greenhouse gas emissions from a commercial pilot-scale aquaponics system. Journal of the ASABE. 65(6):1211-1223. https://doi.org/10.13031/ja.15215.Estimating peanut and soybean photosynthetic traits using leaf spectral reflectance and advance regression models
                                                        

- (Peer Reviewed Journal)Buchaillot, M., Soba, D., Shu, T., Liu, J., Aranjuelo, I., Araus, J.L., Runion, G.B., Prior, S.A., Kefauver, S.C., Sanz-Saez, A. 2022. Estimating peanut and soybean photosynthetic traits using leaf spectral reflectance and advance regression models. Planta. 255:93. https://doi.org/10.1007/s00425-022-03867-6.Influence of poultry litter on nutrient availability and fate in plant-soil systems: A meta-analysis
                                                        

- (Peer Reviewed Journal)Lin, Y., Watts, D.B., Runion, G.B. 2022. Influence of poultry litter on nutrient availability and fate in plant-soil systems: A meta-analysis. Journal of Soil and Water Conservation. 77(3):230-239. https://doi.org/10.2489/jswc.2022.00043.Influence of FGD gypsum on P loss from a horticultural growth medium
                                                        

- (Peer Reviewed Journal)Watts, D.B., Runion, G.B., Torbert III, H.A. 2021. Influence of FGD gypsum on P loss from a horticultural growth medium. Horticulturae. 7(7):199. https://doi.org/10.3390/horticulturae7070199.Measuring high levels of total suspended solids and turbidity using small unoccupied aerial systems (sUAS) multispectral imagery
                                                        

- (Peer Reviewed Journal)Prior, E.M., O'Donnell, F.C., Brodbeck, C., Donald, W.N., Runion, G.B., Shepherd, S.L. 2020. Measuring high levels of total suspended solids and turbidity using small unoccupied aerial systems (sUAS) multispectral imagery. Drones. 4(3):54. https://doi.org/10.3390/drones4030054.Effects of elevated [CO2] on photosynthesis and seed yield parameters in two soybean genotypes with contrasting water use efficiency
                                                        

- (Peer Reviewed Journal)Soba, D., Shu, T., Runion, G.B., Prior, S.A., Fritschi, F., Aranjuelo, I., Sanz-Saez, A. 2020. Effects of elevated [CO2] on photosynthesis and seed yield parameters in two soybean genotypes with contrasting water use efficiency. Environmental and Experimental Botany. 178:104154. https://doi.org/10.1016/j.envexpbot.2020.104154.Leaves: elevated CO2 levels
                                                        

- (Book / Chapter)Runion, G. B., Pritchard, S.G., and Prior, S.A. 2020. Leaves: elevated CO2 levels. In Wang Y.Q., editor. The Handbook of Natural Resources, Volume 1, Terrestrial Ecosystems and Biodiversity. 2nd Edition. Boca Raton, FL: CRC Press. p. 299-304. https://doi.org/10.1201/9780429445651-38Investigating UAS multispectral imagery for total suspended solids and turbidity monitoring in small streams
                                                        

- (Peer Reviewed Journal)Prior, E.M., O'Donnell, F., Brodbeck, C., Runion, G.B., Shepherd, S.L. 2020. Investigating UAS multispectral imagery for total suspended solids and turbidity monitoring in small streams. International Journal of Remote Sensing. 42(1):39-64. https://doi.org/10.1080/01431161.2020.1798546.Effects of growth substrate on greenhouse gas emissions from three annual species
                                                        

- (Peer Reviewed Journal)Murphy, A., Runion, G.B., Prior, S.A., Torbert III, H.A., Sibley, J.L., Fain, G.B., Pickens, J. 2021. Effects of growth substrate on greenhouse gas emissions from three annual species. Journal of Environmental Horticulture. 39(2):53-61. https://doi.org/10.24266/0738-2898-39.2.53.Effects of FGD gypsum on greenhouse gas emissions from broiler litter

- (Abstract Only)Runion, G.B., Watts, D.B., Torbert III, H.A. 2019. Effects of FGD gypsum on greenhouse gas emissions from broiler litter [abstract]. American Society of Agronomy Meetings. CD ROM.FGD gypsum litter effects on gaseous losses from a broiler house
                                                        

- (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.Investigating UAV multispectral imagery for TSS and turbidity monitoring in small streams

- (Abstract Only)Prior, E.M., O'Donnell, F., Brodbeck, C., Donald, W.N., Runion, G.B. 2019. Investigating UAV multispectral imagery for TSS and turbidity monitoring in small streams [abstract]. American Geophysical Union.Effects of fertilizer placement on greenhouse gas emissions from a sun and shade grown ornamental crop

- (Peer Reviewed Journal)Murphy, A., Runion, G.B., Prior, S.A., Torbert III, H.A., Sibley, J.L., Fain, G.B., Pickens, J. 2019. Effects of fertilizer placement on greenhouse gas emissions from a sun and shade grown ornamental crop. Journal of Environmental Horticulture. 37(3):74-80.Long-term response of a bahaigrass pasture to elevated CO2 and soil fertility management
                                                        

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Torbert III, H.A. 2019. Long-term response of a bahaigrass pasture to elevated CO2 and soil fertility management. Soil & Tillage Research. 194:104326. https://doi.org/10.1016/j.still.2019.104326.Greenhouse gas emissions as impacted by high wood fiber substrate in the production of three annual crops

- (Proceedings)Murphy, A., Prior, S.A., Runion, G.B., Torbert III, H.A., Sibley, J.L., Fain, G.B., Pickens, J.M. 2019. Greenhouse gas emissions as impacted by high wood fiber substrate in the production of three annual crops. Southern Nursery Association Research Conference. 63:51-56.Innovative method for cover crop termination using engine exhaust heat

- (Peer Reviewed Journal)Kornecki, T.S., Prior, S.A., Runion, G.B. 2018. Innovative method for cover crop termination using engine exhaust heat. European Agrophysical Journal. 5(4):145-156.Greenhouse gas emissions from an ornamental crop as impacted by two best management practices: irrigation delivery and fertilizer placement

- (Peer Reviewed Journal)Murphy, A., Runion, G.B., Prior, S.A., Torbert III, H.A., Sibley, J., Gilliam, C. 2018. Greenhouse gas emissions from an ornamental crop as impacted by two best management practices: Irrigation delivery and fertilizer placement. Journal of Environmental Horticulture. 36(2):58-65.Long-term response of a bahaigrass pasture to elevated atmospheric CO2 and nitrogen management

- (Proceedings)Prior, S.A., Runion, G.B., Torbert III, H.A. 2018. Long-term response of a bahaigrass pasture to elevated atmospheric CO2 and nitrogen management. In: Proceedings of the International Soil Tillage Research Organization, September 24-27, 2018, Paris, France. p. 132-133.Trace gas emissions from a sun and shade grown ornamental crop

- (Abstract Only)Murphy, A., Prior, S.A., Runion, G.B., Torbert III, H.A., Sibley, J.L. 2018. Trace gas emissions from a sun and shade grown ornamental crop [abstract]. HortScience. 53(9):S483.Effects of elevated atmospheric CO2 and N fertilization on bahiagrass root distribution

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert III, H.A. 2018. Effects of elevated atmospheric CO2 and N fertilization on bahiagrass root distribution [abstract]. American Society of Agronomy Branch Meeting. CDROM.Effects of elevated CO2 on growth of the industrial sweet potato cultivar CX-1
                                                        

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Monday, T., Ryan-Bohac, J. 2018. Effects of elevated CO2 on growth of the industrial sweet potato cultivar CX-1. Environment Control in Biology. 56(2):89-92. https://doi:10.2525/ecb.56.89.Rising global atmospheric CO2 concentration and implications for crop productivity

- (Proceedings)Prior, S.A., Runion, G.B., Torbert III, H.A. 2017. Rising global atmospheric CO2 concentration and implications for crop productivity. In: Ribeiro, A., Silva, H., editors. Proceedings of the 5th Simposio Nacional de Agricultura, September 14-15, 2017, Paysandu, Uruguay. p. 197-211.Determining trace gas efflux from container production of woody nursery crops

- (Peer Reviewed Journal)Marble, C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2017. Determining trace gas efflux from container production of woody nursery crops. Journal of Environmental Horticulture. 35(1):41.Elevated CO2 and nitrogen effects on soil CO2 flux from a pasture upon return to cultivation

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert III, H.A. 2017. Elevated CO2 and nitrogen effects on soil CO2 flux from a pasture upon return to cultivation. In: American Society of Agronomy Southern Branch Meeting Abstracts. CDROM.Irrigation and fertilizer placement effects on trace gas emissions from an ornamental crop

- (Abstract Only)Murphy, A., Prior, S.A., Runion, G.B., Torbert III, H.A., Sibley, J., Gilliam, C. 2017. Irrigation and fertilizer placement effects on trace gas emissions from an ornamental crop [abstract]. In: American Society of Agronomy Southern Branch Meeting Abstracts. CDROM.Effects of tillage and N fertilizer on cotton growth, yield, and fiber quality

- (Abstract Only)Runion, G.B., Watts, D.B., Balkcom, K.S. 2017. Effects of tillage and N fertilizer on cotton growth, yield, and fiber quality [abstract]. In: Southern Branch American Society of Agronomy Meeting Abstracts. CDROM.Nitrogen fertilizer sources and tillage effects on cotton growth, yield, and fiber quality
                                                        

- (Peer Reviewed Journal)Watts, D.B., Runion, G.B., Balkcom, K.S. 2017. Nitrogen fertilizer sources and tillage effects on cotton growth, yield, and fiber quality. Field Crops Research. 201:184-191.Long-term pasture under elevated CO2 and N management: CO2 flux patterns upon return to cultivation

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert III, H.A. 2016. Long-term pasture under elevated CO2 and N management: CO2 flux patterns upon return to cultivation [Abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. CDROM.Nitrogen-mediated effects of elevated CO2 on intra-aggregate soil pore structure
                                                        

- (Peer Reviewed Journal)Caplan, J.S., Gimenez, D., Subroy, V., Heck, R.J., Prior, S.A., Runion, G.B., Torbert III, H.A. 2017. Nitrogen-mediated effects of elevated CO2 on intra-aggregate soil pore structure. Global Change Biology. 23:1585-1597. doi:10.1111/gcb.13496.Species and media effects on soil carbon dynamics in the landscape
                                                        

- (Peer Reviewed Journal)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2016. Species and media effects on soil carbon dynamics in the landscape. Scientific Reports. 6:25210. doi:10.1038/srep25210.Species and media effects on soil carbon dynamics in the landscape: opportunities for climate change mitigation from urban landscape plantings

- (Abstract Only)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H. 2016. Species and media effects on soil carbon dynamics in the landscape: opportunities for climate change mitigation from urban landscape plantings [abstract]. University of Florida/IFAS, Center for Landscape Conservation and Ecology Urban Landscape Summit, March 23, 2016, Gainesville, Florida. http://gardeningsolutions.ifas.ufl.edu/clce/pdf/meetings/urban_summit_2016_specialist_presentations.pdfVaried growth response of cogongrass ecotypes to elevated CO2
                                                        

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Capo-Chichi, L.J., Torbert III, H.A., Van Santen, E. 2016. Varied growth response of cogongrass ecotypes to elevated CO2. Frontiers in Plant Science. 6:1182. doi:10.3389/fpls.2015.01182.Effects of elevated atmospheric CO2 and N fertilization on bahiagrass pastures in the Southeastern U.S.

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert III, H.A. 2015. Effects of elevated atmospheric CO2 and N fertilization on bahiagrass pastures in the Southeastern U.S. ASA-CSSA-SSSA Annual Meeting Abstracts. CDROM.Enhanced efficiency fertilizer’s effect on cotton yield and greenhouse gas emissions

- (Abstract Only)Torbert III, H.A., Watts, D.B., Runion, G.B. 2016. Enhanced efficiency fertilizer’s effect on cotton yield and greenhouse gas emissions. National Conservation Tillage Cotton and Rice Conference Proceedings. CDROM.Response of a southeastern U.S. bahiagrass pasture to elevated atmospheric CO2 and N fertilization

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert III, H.A. 2015. Response of a southeastern U.S. bahiagrass pasture to elevated atmospheric CO2 and N fertilization. In: Sustainable Intensification for Increased Food Energy, 20th International Conference of the International Soil Tillage Research Book of Abstracts, September 14-18, 2015, Nanjing, China. p. 100.Growth and control of invasive weeds under elevated CO2

- (Abstract Only)Runion, G.B., Marble, S.C., Prior, S.A., Torbert III, H.A. 2015. Growth and control of invasive weeds under elevated CO2 [Abstract]. Proceeding of the American Society of Horticultural Science. 50(9):S81.Impacts of enhanced-efficiency nitrogen fertilizers on greenhouse gas emissions in a coastal plain soil under cotton
                                                        

- (Peer Reviewed Journal)Watts, D.B., Runion, G.B., Nannenga, K.E., Torbert III, H.A. 2015. Impacts of enhanced-efficiency nitrogen fertilizers on greenhouse gas emissions in a coastal plain soil under cotton. Journal of Environmental Quality. 44:1699-1710.Cogongrass ecotypes respond differently to elevated atmospheric CO2

- (Abstract Only)Runion, G.B., Prior, S.A., Torbert III, H.A., Van Santen, E. 2015. Cogongrass ecotypes respond differently to elevated atmospheric CO2 (Abstract). Program Abstracts for the 47th Annual Air Pollution Workshop and Symposium. CDROM.Efficacy of glyphosate and halosulfuron for control of purple and yellow nutsedge in elevated CO2 environments

- (Abstract Only)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A. 2015. Efficacy of glyphosate and halosulfuron for control of purple and yellow nutsedge in elevated CO2 environments [Abstract]. Proceedings of the Southern Region of the American Society for Horticultural Science. 50(9):S45.Impact of elevated CO2 levels on control of purple and yellow nutsedge with glyphosate and halosulfuron

- (Abstract Only)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A. 2015. Impact of elevated CO2 levels on control of purple and yellow nutsedge with glyphosate and halosulfuron [Abstract]. Proceedings of the Northeastern Weed Science Society. 69:26.Control of yellow and purple nutsedge in elevated co2 environments with glyphosate and halosulfuron
                                                        

- (Peer Reviewed Journal)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A. 2015. Control of yellow and purple nutsedge in elevated co2 environments with glyphosate and halosulfuron. Frontiers in Plant Science. 6:1. doi 10.3389/fpls.2015.00001.Elevated CO2 effects on ragweed ecotypes: growth and fungal associations

- (Abstract Only)Runion, G.B., Prior, S.A., Price, A.J., Mcelroy, S., Torbert III, H.A. 2015. Elevated CO2 effects on ragweed ecotypes: growth and fungal associations. American Society of Agronomy Branch Meeting. [https://www.agronomy.org/membership/branches/southern].Elevated atmospheric CO2 effects on cogongrass ecotypes

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert III, H.A., Van Santen, E. 2015. Elevated atmospheric CO2 effects on cogongrass ecotypes. American Society of Agronomy Branch Meeting. [https://www.agronomy.org/membership/branches/southern].Effects of elevated CO2 on biomass and fungi associated with two ecotypes of ragweed (Ambrosia artemisiifolia L.)
                                                        

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Price, A.J., Mcelroy, S., Torbert III, H.A. 2014. Effects of elevated CO2 on biomass and fungi associated with two ecotypes of ragweed (Ambrosia artemisiifolia L.). Frontiers in Plant Science. 5:500. doi: 10.3389/fpls.2014.00500Effects of elevated co2 on biomass and fungi associated with two ecotypes of ragweed (Ambrosia artemisiifolia L.)

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Price, A.J., Mcelroy, S., Torbert III, H.A. 2014. Effects of elevated CO2 on biomass and fungi associated with two ecotypes of ragweed (Ambrosia artemisiifolia L.). Frontiers in Plant Science. 5:500. doi 10.3389/fpls.2014.00500.Effects of enhanced efficiency fertilizers on cotton growth characteristics
                                                        

- (Peer Reviewed Journal)Runion, G.B., Watts, D.B. 2014. Effects of enhanced efficiency fertilizers on cotton growth characteristics. Crop Management. 13(1):1-11. https://doi.org/10.2134/cm-2013-0050-RS.Enhanced-efficiency fertilizer effects on cotton yield and quality in the Coastal Plains
                                                        

- (Peer Reviewed Journal)Watts, D.B., Runion, G.B., Smith Nannenga, K.E., Torbert III, H.A. 2014. Enhanced-efficiency fertilizer effects on cotton yield and quality in the Coastal Plains. Agronomy Journal. 106:745-752. doi:10.2134/agronj13.0216Leaves: Elevated CO2 levels

- (Book / Chapter)Runion, G.B., Pritchard, S.G., Prior, S.A. 2014. Leaves: Elevated CO2 levels. In: Wang, Y.Z., editor. Encyclopedia of Natural Resources. New York, NY: Taylor & Francis. p. 338-342. doi: 10.1081/E-ENRL-0120049205.Trace gas emissions from nursery crop production using different fertilizer methods

- (Proceedings)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2012. Trace gas emissions from nursery crop production using different fertilizer methods. International Plant Propagators Proceedings. 62:401-406.Impact of increasing atmospheric co2 on carbon dynamics under different tillage practices

- (Proceedings)Prior, S.A., Runion, G.B., Torbert III, H.A., Rogers, H.H. 2012. Impact of increasing atmospheric co2 on carbon dynamics under different tillage practices. In: Proceedings of the International Soil Tillage Research Organization Proceedings. CDROM.Effects of elevated carbon dioxide and increased temperature on methane and nitrous oxide fluxes: evidence from field experiments

- (Peer Reviewed Journal)Dijkstra, F.A., Prior, S.A., Runion, G.B., Torbert III, H.A., Tian, H., Lu, C., Venterea, R.T. 2012. Effects of elevated carbon dioxide and increased temperature on methane and nitrous oxide fluxes: evidence from field experiments. Frontiers in Ecology and the Environment. 10(10):520-527.Effects of fertilizer placement on trace gas emissions from nursery container production

- (Peer Reviewed Journal)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2012. Effects of fertilizer placement on trace gas emissions from nursery container production. HortScience. 47(8):1056-1062.Sour orange fine root distribution after seventeen years of atmospheric CO2 enrichment

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Torbert III, H.A., Idso, S.B., Kimball, B.A. 2012. Sour orange fine root distribution after seventeen years of atmospheric CO2 enrichment. Agricultural and Forest Meteorology. 162-163:85-90.Determining trace gas efflux from container production of woody nursery crops

- (Peer Reviewed Journal)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2012. Determining trace gas efflux from container production of woody nursery crops. Journal of Environmental Horticulture. 30(3):118-124.Effects of fertilizer placement on trace gas emissions from container-grown plant production

- (Proceedings)Marble, S.C., Prior, S.A., Runion, G.B., Torbert, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2012. Effects of fertilizer placement on trace gas emissions from container-grown plant production. Southern Region of the American Society for Horticultural Science. Hortscience 47(9):S2.Trace gas flux from container production of woody landscape plants

- (Proceedings)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Sibley, J.L., Knight, P.R. 2012. Trace gas flux from container production of woody landscape plants. In: Proceedings Southern Nursery Association Proceedings. 57:43-47.Effects of atmospheric CO2 enrichment on soil CO2 efflux in a young longleaf pine system

- (Peer Reviewed Journal)Runion, G.B., Butnor, J.R., Prior, S.A., Mitchell, R., Rogers, H.H. 2012. Effects of atmospheric CO2 enrichment on soil CO2 efflux in a young longleaf pine system. International Journal of Agronomy. vol. 2012, Article ID 549745, 9 pages, doi:10.1155/2012/549745.Effects of elevated atmospheric CO2 enrichment on soil CO2 efflux in a young longleaf pine system

- (Peer Reviewed Journal)Runion, G.B., Butnor, J.R., Prior, S.A., Mitchell, R.J., Rogers Jr, H.H. 2012. Effects of elevated atmospheric CO2 enrichment on soil CO2 efflux in a young longleaf pine system. International Journal of Agronomy. doi:10.1155/2012/549745. 9p.Determining trace gas flux from container-grown woody ornamentals

- (Proceedings)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2011. Determining trace gas flux from container-grown woody ornamentals. International Plant Propagators Proceedings. 61:469-475.Landscape establishment of woody ornamentals grown in alternative wood-based container substrates

- (Peer Reviewed Journal)Marble, S.C., Fain, G.B., Gilliam, C.H., Runion, G.B., Prior, S.A., Torbert III, H.A., Wells, D. 2012. Landscape establishment of woody ornamentals grown in alternative wood-based container substrates. Journal of Environmental Horticulture. 30(1):13-16.Strategies for carbon sequestration and reducing greenhouse gas emissions from nursery production systems

- (Research Technical Update)Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Marble, S.A. 2011. Strategies for carbon sequestration and reducing greenhouse gas emissions from nursery production systems. U.S. Department of Agriculture, Agricultural Research Service (USDA-ARS), Floriculture and Nursery Research Initiative (FNRI) Progress Report. National Soil Dynamics Laboratory, Auburn, AL. p. 55.The importance of determining carbon sequestration and greenhouse gas mitigation potential in ornamental horticulture

- (Peer Reviewed Journal)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B. 2011. The importance of determining carbon sequestration and greenhouse gas mitigation potential in ornamental horticulture. HortScience. 46(2):240-244.Soil carbon as affected by horticultural species and growth media

- (Proceedings)Marble, S.C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B., Sibley, J.L., Knight, P.R. 2011. Soil carbon as affected by horticultural species and growth media. Southern Nursery Association Proceedings, January 19-20, 2011, Mobile, Alabama. 56:345-350.A review of elevated atmospheric CO2 effects on plant growth and water relations: implications for horticulture

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Marble, C., Rogers Jr, H.H., Gilliam, C.H., Torbert III, H.A. 2011. A review of elevated atmospheric CO2 effects on plant growth and water relations: implications for horticulture. HortScience. 46(2):158-162.Characterizing root distribution with adaptive neuro-fuzzy analysis

- (Peer Reviewed Journal)Krueger, E., Prior, S.A., Kurtener, D., Rogers Jr, H.H., Runion, G.B. 2011. Characterizing root distribution with adaptive neuro-fuzzy analysis. International Agrophysics. 25:93-96.Effects of media and species on soil CO2 efflux in the landscape

- (Proceedings)Marble, S.C., Prior, S.A., Runion, G.B., Torbert, H.A., Gilliam, C.H., Fain, G.B. 2011. Effects of media and species on soil CO2 efflux in the landscape. In: Proceedings International Plant Propagator's Society, October 9-13, 2010, Raleigh, NC. 60:589-595.Determining media and species effects on soil carbon dynamics in the landscape

- (Abstract Only)Marble, C.S., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B. Determining media and species effects on soil carbon dynamics in the landscape [abstract]. Hortscience. 45(8):S108.Implications of elevated atmospheric CO2 on plant growth and water relations

- (Abstract Only)Prior, S.A., Runion, G.B., Marble, C., Torbert III, H.A., Rogers Jr, H.H., Gilliam, C.H. 2010. Implications of elevated atmospheric CO2 on plant growth and water relations [abstract]. Hortscience. 45(8):S14.Influence of elevated atmospheric CO2 and tillage practice on rainfall simulation

- (Proceedings)Prior, S.A., Watts, D.B., Arriaga, F.J., Runion, G.B., Torbert III, H.A., Rogers Jr, H.H. 2010. Influence of elevated atmospheric CO2 and tillage practice on rainfall simulation. In: Conservation Agriculture Impacts-Local and Global, Proceedings of 32nd Southern Conservation Agricultural Systems Conference, July 20-22, 2010, Jackson, Tennessee. P. 83-88. CD-ROM.Effects of atmospheric CO2 and tillage practice on carbon dynamics

- (Proceedings)Prior, S.A., Runion, G.B., Torbert III, H.A., Rogers Jr, H.H. 2010. Effects of atmospheric CO2 and tillage practice on carbon dynamics. In: Soil Properties Dynamics under Different Land Uses, Proceedings of the Uruguayan Society of Soil Science and Uruguayan Branch of the International Soil and Tillage Research Organization, July 12-14, 2010, Colonia del Sacramento, Uruguay. p. 6.Use of an adaptive neuro-fuzzy system to characterize root distribution patterns

- (Book / Chapter)Krueger, E., Prior, S.A., Kurtener, D., Rogers Jr, H.H., Runion, G.B. 2010. Use of an adaptive neuro-fuzzy system to characterize root distribution patterns. In: Kurtener, D., Yakushev, V.P., Torbert, H.A., Prior, S.A., and Krueger, E., editors. Applications of Soft Computing in Agricultural Field Experimentations. St. Petersburg, Russia: Agrophysical Research Institute. p. 59-69.Invasive species and climate change: an agronomic perspective

- (Review Article)Ziska, L.H., Blumenthal, D.M., Teal, P.E., Runion, G.B., Hunt Jr, E.R., Diaz-Solerto, H. 2010. Invasive species and climate change: an agronomic perspective. Climatic Change. 105:13-42.Soil Fungi Respond More Strongly Than Fine Roots to Elevated CO2 in a Model Regenerating Longleaf Pine-Wiregrass Ecosystem

- (Peer Reviewed Journal)Mccormack, M.L., Pritchard, S.G., Breland, S., Davis, M.A., Prior, S.A., Runion, G.B., Mitchell, R.J., Rogers Jr, H.H. 2010. Soil fungi respond more strongly than fine roots to elevated CO2 in a model regenerating longleaf pine-wiregrass ecosystem. Ecosystems. 13:901-916.Effects of elevated CO2 and agricultural management on flux of greenhouse gases from soil

- (Peer Reviewed Journal)Smith, K.E., Runion, G.B., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A. 2010. Effects of elevated CO2 and agricultural management on flux of greenhouse gases from soil. Soil Science. 175(7):349-356.Effects of elevated atmospheric CO2 on non-native plants: comparison of two important Southeastern ornamentals

- (Peer Reviewed Journal)Runion, G.B., Finegan, H., Prior, S.A., Rogers Jr, H.H., Gjerstad, D. 2011. Effects of elevated atmospheric CO2 on non-native plants: comparison of two important Southeastern ornamentals. Environment Control in Biology. 49(3):107-117.Effects of outplanting horticultural species on soil CO2 efflux

- (Proceedings)Marble, C., Prior, S.A., Runion, G.B., Torbert III, H.A., Gilliam, C.H., Fain, G.B. 2010. Effects of outplanting horticultural species on soil CO2 efflux. Southern Nursery Association Research Conference. 55:69-72.Strategies for Carbon Sequestration and Reducing Greenhouse Gas Emissions from Nursery Production Systems

- (Abstract Only)Prior, S.A., Marble, S.C., Runion, G.B., Torbert III, H.A., Gilliam, C.H. 2009. Strategies for Carbon Sequestration and Reducing Greenhouse Gas Emissions from Nursery Production Systems [abstract]. USDA-ARS Third Floral and Nursery Crops Researchers' Workshop.Elevated atmospheric carbon dioxide effects on soybean and sorghum gas exchange in conventional and no-tillage systems

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Rogers Jr, H.H., Arriaga, F.J. 2010. Elevated atmospheric carbon dioxide effects on soybean and sorghum gas exchange in conventional and no-tillage systems. Journal of Environmental Quality. 39:596-608.Effects of elevated atmospheric CO2 on two Southern forest diseases

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Rogers Jr, H.H., Mitchell, R. 2010. Effects of elevated atmospheric CO2 on two Southern forest diseases. New Forests. 39:275-285.An evaluation of cassava, sweet potato and field corn as potential carbohydrate sources for bioethanol production in Alabama and Maryland

- (Peer Reviewed Journal)Ziska, L.H., Runion, G.B., Tomecek, M.B., Prior, S.A., Torbert III, H.A., Sicher Jr., R.C. 2009. An evaluation of cassava, sweet potato and field corn as potential carbohydrate sources for bioethanol production in Alabama and Maryland. Biomass and Bioenergy. 33:1503-1508.EFFECTS OF TILLAGE PRACTICE AND ELEVATED ATMOSPHERIC CO2 LEVEL ON SOIL CO2 EFFLUX

- (Abstract Only)Runion, G.B., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A. 2009. Effects of Tillage Practice and Elevated Atmospheric CO2 Level on Soil CO2 Efflux. In: Sustainable Agriculture, Proceedings of 18th International Conference of the International Soil Tillage Research Organization, June 15-19, 2009, Izmir, Turkey. 2009 CDROM.Impact of increasing atmospheric CO2 on crop gas exchange under different tillage practices

- (Proceedings)Prior, S.A., Arriaga, F.J., Runion, G.B., Rogers Jr, H.H., Torbert III, H.A. 2009. Impact of increasing atmospheric CO2 on crop gas exchange under different tillage practices. In: Sustainable Agriculture, Proceedings of 18th International Conference of the International Soil Tillage Research Organization, June 15-19, 2009, Izmir, Turkey. 2009 CDROM. p. 5.Effects of tillage practice and atmospheric CO2 level on soil CO2 efflux

- (Proceedings)Runion, G.B., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A. 2009. Effects of tillage practice and atmospheric CO2 level on soil CO2 efflux. In: Sustainable Agriculture, Proceedings of 18th International Conference of the International Soil Tillage Research Organization, June 15-19, 2009, Izmir, Turkey. 6pp. CDROM.Tropical spiderwort (Commelina benghalensis L.)increases growth under elevated atmospheric carbon dioxide

- (Peer Reviewed Journal)Price, A.J., Runion, G.B., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A. 2009. Tropical spiderwort (Commelina benghalensis L.)increases growth under elevated atmospheric carbon dioxide. Journal of Environmental Quality. 38:729-733.Effects of elevated atmospheric CO2 on a C3 and a C4 invasive weed

- (Peer Reviewed Journal)Runion, G.B., Price, A.J., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A., Gjerstad, D.H. Effects of elevated atmospheric CO2 on a C3 and a C4 invasive weed. Botany Research Journal. 1(3):56-62.Effects of elevated atmospheric carbon dioxide on soil carbon in terrestrial ecosystems of the Southeastern U.S.

- (Book / Chapter)Runion, G.B., Torbert III, H.A., Prior, S.A., Rogers Jr, H.H. 2009. Effects of elevated atmospheric carbon dioxide on soil carbon in terrestrial ecosystems of the Southeastern U.S. In: Lal, R. and Follett, R.F. (eds.). Soil Carbon Sequestration and the Greenhouse Effect (2nd Edition). SSSA Special Publication No. 57. Agronomy Society of America-Crop Science Society of America-Soil Science Society of America, Madison, WI. pp. 233-262.Chinese privet (Ligustrum sinenese) in an elevated CO2 environment

- (Peer Reviewed Journal)Smith, K.E., Runion, G.B., Prior, S.A., Price, A.J., Rogers Jr, H.H., Torbert III, H.A. 2008. Chinese privet (Ligustrum sinenese) in an elevated CO2 environment. Botany Research Journal. 1(2):43-48.Kudzu [Pueraria montana (Lour.) Merr. Var lobata]: a new source of carbohydrate for bioethanol production

- (Peer Reviewed Journal)Sage, R.F., Coiner, H.A., Way, D.A., Runion, G.B., Prior, S.A., Torbert III, H.A., Sicher, Jr., R.C., Ziska, L.H. 2009. Kudzu [Pueraria montana (Lour.) Merr. Var lobata]: a new source of carbohydrate for bioethanol production. Biomass and Bioenergy. 33:57-61.Greenhouse Gas Flux From Agricultural Soils: Impacts of 10 Years of Management and Elevated CO2

- (Abstract Only)Smith, K.E., Runion, G.B., Rogers Jr, H.H., Prior, S.A., Torbert III, H.A. 2008. Greenhouse Gas Flux From Agricultural Soils: Impacts of 10 Years of Management and Elevated CO2 [abstract]. 2008 Joint Meeting of The Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM," October 5-9, 2008, Houston, TX.A HYDRAULIC CORE EXTRACTION-CUTTING DEVICE FOR SOIL-ROOT STUDIES

- (Peer Reviewed Journal)Kornecki, T.S., Prior, S.A., Runion, G.B., Rogers Jr, H.H., Erbach, D.C. 2008. A hydraulic core extraction-cutting device for soil-root studies. Communications in Soil Science and Plant Analysis. 39:1080-1089.Free-air CO2 enrichment of sorghum: Soil carbon and nitrogen dynamics

- (Peer Reviewed Journal)Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H., Kimball, B.A. 2008. Free-air CO2 enrichment of sorghum: Soil carbon and nitrogen dynamics. 37:753-758.Effects of elevated atmospheric CO2 on invasive plants: Comparison of purple and yellow nutsedge (Cyperus rotundus L. and C. esculentus L.)

- (Peer Reviewed Journal)Rogers Jr, H.H., Runion, G.B., Prior, S.A., Price, A.J., Torbert III, H.A., Gjerstad, D.H. 2008. Effects of elevated atmospheric CO2 on invasive plants: Comparison of purple and yellow nutsedge (Cyperus rotundus L. and C. esculentus L.). Journal of Environmental Quality. 37:395-400.Effects of Elevated CO2	Atmospheric CO2 on Soil Efflux in Conventional and Conservation Cropping Systems

- (Proceedings)Runion, G.B., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A. 2007. Effects of Eeevated atmospheric CO2 on soil CO2 efflux in conventional and conservation cropping systems. In: The Next Step after Conservation Tillage, Proceedings of the Southern Conservation Agricultural Systems Conference, June 25-27, 2007, Quincy, Florida. p. 232-239.Effects of Conventional Tillage and No-Tillage on Crop Gas Exchange Under Elevated Atmospheric CO2 Conditions

- (Abstract Only)Prior, S.A., Torbert III, H.A., Rogers Jr, H.H., Runion, G.B. 2007. Effects of Conventional Tillage and No-Tillage on Crop Gas Exchange Under Elevated Atmospheric CO2 Conditions [abstract]. American Society of Agronomy Meetings. 2007 CDROM.Effects of atmospheric CO2 enrichment on crop nutrient dynamics under no-till conditions

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Rogers Jr, H.H., Torbert III, H.A. 2008. Effects of atmospheric CO2 enrichment on crop nutrient dynamics under no-till conditions. Journal of Plant Nutrition. 31(4):758-773.Effects of Elevated Atmospheric CO2 on Soil CO2 Efflux in Conventional and Conservation Cropping Systems

- (Abstract Only)Runion, G.B., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A. 2007. Effects of Elevated Atmospheric CO2 on Soil CO2 Efflux in Conventional and Conservation Cropping Systems [abstract]. Southern Conservation Tillage Systems Conference. 2007 CDROM.Effects of Elevated Atmospheric CO2 on Root Dynamics of Sorghum, Clover, and Soybean Grown Under Sustainable and Conventional Agricultural Management Systems

- (Abstract Only)Pritchard, S.G., Prior, S.A., Rogers Jr, H.H., Runion, G.B., Baccari, G., Davis, M.A. 2006. Effects of Elevated Atmospheric CO2 on Root Dynamics of Sorghum, Clover, and Soybean Grown Under Sustainable and Conventional Agricultural Management Systems [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts.The Potential Use of Kudzu as a Biofuel

- (Abstract Only)Gjerstad, D.H., Ziska, L.H., Runion, G.B., Prior, S.A., Torbert III, H.A., Rogers Jr, H.H. 2006. The Potential Use of Kudzu as a Biofuel [Abstract]. Alternative Energy Solutions from Alabama's Natural Resources Conference. CDROMEFFECTS OF ATMOSPHERIC CO2 ENRICHMENT ON CROP NUTRIENT DYNAMICS UNDER NO-TILL CONDITIONS

- (Proceedings)Prior, S.A., Runion, G.B., Torbert III, H.A., Rogers Jr, H.H. 2006. Effects of atmospheric co2 enrichment on crop nutrient dynamics under no-till conditions. In: Sustainability - Its Impact on Soil Management and Environment, Proceedings of 17th International Conference of the International Soil Tillage Research Organization, August 28 - September 3, 2006, Kiel, Germany. p. 1148-1153.THE INVASIVE WEED TROPICAL SPIDERWORT INCREASES GROWTH UNDER ELEVATED ATMOSPHERIC CO2

- (Abstract Only)Price, A.J., Runion, G.B., Prior, S.A., Rogers Jr, H.H., Torbert III, H.A., Gjerstad, D.H. 2006. The invasive weed tropical spiderwort increases growth under elevated atmospheric co2 [abstract]. Symposium on Tropical Spiderwort: A New Troublesome Exotic-Invasive Weed in Peanut. 38th American Peanut Research and Education Society. Paper No. 119. p. 82.ASSESSING SOIL MICROBIAL POPULATIONS AND ENZYME ACTIVITY FOLLOWING THE USE OF MICROBIAL INOCULANTS

- (Proceedings)Cadena-Cepeda, Burelle, N.K., Runion, G.B., Kloepper, J.W. 2006. Assessing soil microbial populations and enzyme activity following the use of microbial inoculants. International Plant Growth Promoting Rhizobacteria Workshop.CARBON AND NUTRIENT FLOW THROUGH MULTIPLE TROPHIC LEVELS IN A CO2-ENRICHED SOUTHERN PINE FOREST COMMUNITY - FINAL TECHNICAL REPORT

- (Other)Rogers Jr, H.H., Davis, M., Pritchard, S., Prior, S.A., Runion, G.B., Gjerstad, D., Schlesinger, W. 2006. Carbon and nutrient flow through multiple trophic levels in a co2-enriched southern pine forest community. Southeastern Regional Center, National Institute for Global Environmental Change, Final Technical Report. The University of Alabama, Tuscaloosa, AL. 07 pp.CARBON STORAGE AND CYCLING, SOIL MICROBIOLOGY, AND WATER QUALITY IN CO2-ENRICHED AGRO-ECOSYSTEMS

- (Other)Rogers Jr, H.H., Pritchard, S.G., Davis, M.A., Prior, S.A., Runion, G.B., Torbert III, H.A., Mitchell, R.J. Carbon storage and cycling, soil microbiology, and water quality in co2-enriched agro-ecosystems. Final Techinical Reprt, Terrestrial Carbon Processes (TCP) Program of the Office of Science, Biological and Environmental Research (BER), U. S. Department Of Energy Annual Report, Germantown, MD. 7 p.Effects of Elevated Atmospheric CO2 on Invasive Weed Species in Managed Terrestrial Ecosystems of the Southeastern U.S.

- (Other)Rogers Jr, H.H., Gjerstad, D.H., Runion, G.B., Prior, S.A., Price, A.J., Van Santen, E., Torbert III, H.A. 2006. Effects of elevated atmospheric CO2 on invasive weed species in managed terrestrial ecosystems of the Southeastern U.S. Final Technical Report. Southeastern Regional Center, National Institute for Global Environmental Change, University of Alabama, Tuscaloosa, Alabama. p. 4.FREE-AIR CARBON DIOXIDE ENRICHMENT OF SOYBEAN: INFLUENCE OF CROP VARIETY ON RESIDUE DECOMPOSITION

- (Peer Reviewed Journal)Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H., Ort, D.R., Nelson, R.L. 2006. Free-air carbon dioxide enrichment of soybean: Influence of crop variety on residue decomposition. Journal of Environmental Quality. 35:1470-1477.Future weed, pest and disease problems for plants

- (Book / Chapter)Ziska, L.H., Runion, G.B. 2007. Future weed, pest and disease problems for plants. Book Chapter. In: Newton, P.C.D., Carran, R.A., Edwards, G.R., Niklaus, P.A., editors. Agroecosystems in a Changing Climate. Boca Raton, FL: CRC Press. p. 261-287.GROWTH RESPONSE OF THE INVASIVE WEED TROPICAL SPIDERWORT TO ELEVATED ATMOSPHERIC CO2

- (Abstract Only)Prior, S.A., Price, A.J., Runion, G.B., Rogers Jr, H.H., Gjerstad, D.H., Torbert III, H.A. 2006. Growth response of the invasive weed tropical spiderwort to elevated atmospheric co2 [abstract]. American Society of Agronomy Branch Meeting. 2006 CDROM.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON TROPICAL SPIDERWORT

- (Abstract Only)Price, A.J., Prior, S.A., Runion, G.B., Stoll, M.E., Van Santen, E., Rogers Jr, H.H., Gjerstad, D.H., Torbert III, H.A. 2006. Effects of elevated atmospheric co2 on tropical spiderwort [abstract]. Symposium on Tropical Spiderwort (Commelina benghalensis): An Exotic Invasive Weed in the Southeast U.S.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON BIOMASS AND CARBON ACCUMULATION IN A MODEL REGENERATING LONGLEAF PINE COMMUNITY

- (Peer Reviewed Journal)Runion, G.B., Davis, M.A., Pritchard, S.G., Prior, S.A., Mitchell, R.J., Torbert III, H.A., Rogers Jr, H.H., Dute, R.R. 2006. Effects of elevated atmospheric co2 on biomass and carbon accumulation in a model regenerating longleaf pine community. Journal of Environmental Quality. 35:1478-1486.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON ROOT DYNAMICS AND PRODUCTIVITY OF SORGHUM GROWN UNDER CONVENTIONAL AND CONSERVATION AGRICULTURAL MANAGEMENT PRACTICES

- (Peer Reviewed Journal)Pritchard, S.G., Prior, S.A., Rogers Jr, H.H., Davis, M.A., Runion, G.B., Popham, T.W. 2006. Effects of elevated atmospheric co2 on root dynamics and productivity of sorghum grown under conventional and conservation agricultural management practices. Agriculture, Ecosystems and Environment. 113:175-183.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON INVASIVE WEED SPECIES IN MANAGED TERRESTRIAL ECOSYSTEMS OF THE SOUTHEASTERN U.S.

- (Other)Rogers Jr, H.H., Gjerstad, D.H., Runion, G.B., Prior, S.A., Price, A.J., Van Santen, E., Torbert III, H.A. 2005. Effects of elevated atmospheric co2 on invasive weed species in managed terrestrial ecosystems of the southeastern U.S. Southeastern Regional Center, National Institute for Global Environmental Change, Annual Report for Fiscal year 2004. University of Alabama, Tuscaloosa, AL. 4pp.A PNEUMATIC DEVICE FOR LIFTING CONTAINERS IN PLANT WATER USE STUDIES

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Kornecki, T.S., Rogers Jr, H.H. 2006. A pneumatic device for lifting containers in plant water use studies. Agronomy Journal. 98:120-123.EFFECTS OF ATMOSPHERIC CO2 ENRICHMENT ON CROP NUTRIENT DYNAMICS UNDER NO-TILL CONDITIONS

- (Abstract Only)Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H. 2005. Effects of atmospheric co2 enrichment on crop nutrient dynamics under no-till conditions [abstract]. International Soil Tillage Research Organization.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON ROOT BIOMASS PRODUCTION ARE MEDIATED BY PLANT COMPETITION

- (Abstract Only)Pritchard, S., Runion, G.B., Prior, S.A., Davis, M., Mitchell, R., Rogers Jr, H.H. 2005. Effects of elevated atmospheric co2 on root biomass production are mediated by plant competition [abstract]. 90th Ecological Society of America Meetings.USDA-ARS GLOBAL CHANGE RESEARCH ON RANGELANDS AND PASTURELANDS

- (Peer Reviewed Journal)Derner, J.D., Schuman, G.E., Jawson, M.D., Shafer, S.R., Morgan, J.A., Polley, H.W., Runion, G.B., Prior, S.A., Torbert Iii, H.A., Rogers Jr, H.H., Bunce, J.A., Ziska, L.H., White, J.W., Franzluebbers, A.J., Reeder, S.J., Venterea, R.T., Harper, L.A. 2005. USDA-ARS global change research on rangelands and pasturelands. Rangelands. 27(5):36-42.CHARACTERIZATION OF SOIL GAS EFFLUX PATTERNS ASSOCIATED WITH TILLAGE IMPLEMENTS

- (Proceedings)Prior, S.A., Reicosky, D.C., Runion, G.B., Raper, R.L. 2005. Characterization of soil gas efflux patterns associated with tillage implements. In: Busscher, W., Frederick, J. and Robinson S., editors. The Science of Conservation Tillage: Continuing the Discoveries, Proceedings of the 27th Annual Southern Conservation Tillage Conference for Sustainable Agriculture, June 27-29, 2005, Florence, South Carolina. p. 143-147.A PNEUMATIC WEIGHING DEVICE FOR PLANT WATER USE DETERMINATIONS

- (Abstract Only)Prior, S.A., Runion, G.B., Kornecki, T.S., Rogers Jr, H.H. 2005. A pneumatic weighing device for plant water use determinations [abstract]. Agronomy Abstracts, Southern Branch ASA. 2005 CDROM.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON INVASIVE WEED SPECIES IN MANAGED TERRESTRIAL ECOSYSTEMS OF THE SOUTHEASTERN U.S.

- (Abstract Only)Runion, G.B., Rogers Jr, H.H., Gjerstad, D.H., Prior, S.A., Price, A.J., Van Santen, E., Torbert III, H.A. 2005. Effects of elevated atmospheric co2 on invasive weed species in managed terrestrial ecosystems of the southeastern U.S. [abstract]. In: Joint Southeast Regional Center-Midwest Regional Center (SERC-MWRC) National Institute for Global Environmental Change (NIGEC) Regional Conference, Program and Abstracts, May 16-17, 2005, Oak Ridge, Tennessee. p. 17.ATMOSPHERIC CO2 ENRICHMENT OF POTATO IN THE SUBARCTIC: ROOT DISTRIBUTION AND SOIL BIOLOGY

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Rogers Jr, H.H., Conn, J.S., Cochran, V.L. Atmospheric co2 enrichment of potato in the subarctic: root distribution and soil biology. Environmental Control in Biology. 43(3):165-172.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON INVASIVE WEED SPECIES IN MANAGED TERRESTRIAL ECOSYSTEMS OF THE SOUTHEASTERN US

- (Proceedings)Prior, S.A., Runion, G.B., Price, A.J., Van Santen, E., Rogers Jr, H.H., Gjerstad, D.H., Torbert III, H.A. 2005. Effects of elevated atmospheric co2 on invasive weed species in managed terrestrial ecosystems of the southeastern us. In: Proceedings of the Southeast Exotic Pest Plant Council's 7th Annual Conference, May 3-5, 2005, Birmingham, Alabama. p. 40-42.ELEVATED ATMOSPHERIC CO2 EFFECTS ON RESIDUE DECOMPOSITION OF DIFFERENT SOYBEAN VARIETIES

- (Abstract Only)Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H., Ort, D.R., Nelson, R.L. 2005. Elevated atmospheric CO2 effects on residue decomposition of different soybean varieties [abstract]. Third USDA Symposium on Greenhouse Gases & Carbon Sequestration in Agriculture and Forestry, Program and Abstracts. p. 202.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON BIOMASS AND CARBON ACCUMULATION IN A MODEL REGENERATING LONGLEAF PINE ECOSYSTEM

- (Abstract Only)Runion, G.B., Davis, M.A., Pritchard, S.G., Prior, S.A., Mitchell, R.J., Torbert III, H.A., Rogers Jr, H.H., Dute, R.R. 2005. Effects of elevated atmospheric co2 on biomass and carbon accumulation in a model regenerating longleaf pine ecosystem [abstract]. Third USDA Symposium on Greenhouse Gases & Carbon Sequestration in Agriculture and Forestry, Program and Abstracts. p. 210.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON A SOUTHEASTERN PASTURE

- (Abstract Only)Runion, G.B., Prior, S.A., Torbert III, H.A., Rogers Jr, H.H. 2005. Effects of elevated atmospheric co2 on a southeastern pasture [abstract]. Special Symposium on ARS Global Change Research, Society for Range Management.ELEVATED ATMOSPHERIC CO2 EFFECTS ON BIOMASS PRODUCTION AND SOIL CARBON IN CONVENTIONAL AND CONSERVATION CROPPING SYSTEMS

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Rogers Jr, H.H., Torbert III, H.A., Reeves, D.W. 2005. Elevated atmospheric co2 effects on biomass production and soil carbon in conventional and conservation cropping systems. Global Change Biology. 11:657-665.RED-HEADED PINE SAWFLY RESPONSE TO CO2 ENRICHMENT IN A MODEL REGENERATING LONGLEAF PINE-WIREGRASS SYSTEM

- (Peer Reviewed Journal)FREE-AIR CARBON DIOXIDE ENRICHMENT OF SOYBEAN: INFLUENCE OF CROP VARIETY ON RESIDUE DECOMPOSITION

- (Abstract Only)Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H., Ort, D.R. 2004. Free-air carbon dioxide enrichment of soybean: influence of crop variety on residue decomposition [abstract]. American Society of Agronomy Branch Meeting.CD-ROMCARBON AND NUTRIENT FLOW THROUGH MULTIPLE TROPHIC LEVELS IN A CO2-ENRICHED SOUTHERN PINE FOREST COMMUNITY

- (Other)Rogers Jr, H.H., Davis, M., Pritchard, S., Prior, S.A., Runion, G.B., Gjerstad, D., Schlesinger, W. 2004. Carbon and nutrient flow through multiple trophic levels in a co2-enriched southern pine forest community. Southeastern Regional Center, National Institute for Global Environmental Change, Annual Report for Fiscal Year 2003. The University of Alabama, Tuscaloosa, AL. 15 pp.NON-DESTRUCTIVE SOIL CARBON ANALYZER (ND-SCA)

- (Other)Wielopolski, L., Mitra, S., Hendrey, G., Orion, I., Prior, S.A., Rogers Jr, H.H., Runion, G.B., Torbert III, H.A. 2004. Non-destructive soil carbon analyzer (ND-SCA). Technical Report, Terrestrial Carbon Processes (TCP) program of the Office of Science, Biological and Environmental Research (BER), U.S. Department of Energy, Germantown, MD. 89 pp. Brookhaven National Laboratory Report 72200-2004.ELEVATED ATMOSPHERIC CO2 IN AGROECOSYSTEMS: SOIL PHYSICAL PROPERTIES

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Torbert III, H.A., Rogers Jr, H.H. 2004. Elevated atmospheric co2 in agroecosystems: soil physical properties. Soil Science. 169(6):434-439.A HYDRAULIC CORING SYSTEM FOR SOIL-ROOT STUDIES

- (Peer Reviewed Journal)Prior, S.A., Runion, G.B., Torbert III, H.A., Erbach, D.C. 2004. A hydraulic coring system for soil-root studies. Agronomy Journal. 96(4):1202-1205.MICROBIAL RESPONSES TO WHEEL-TRAFFIC IN CONVENTIONAL AND NO-TILLAGE SYSTEMS

- (Peer Reviewed Journal)Runion, G.B., Prior, S.A., Reeves, D.W., Rogers Jr, H.H., Reicosky, D.C., Peacock, A.D., White, D.C. 2004. Microbial responses to wheel-traffic in conventional and no-tillage systems. Communications in Soil Science and Plant Analysis. 35(19/20):2891-2903.CARBON AND NUTRIENT FLOW THROUGH MULTIPLE TROPHIC LEVELS IN A CO2-ENRICHED SOUTHERN PINE FOREST COMMUNITY

- (Other)Rogers, H., Davis, M., Pritchard, S., Schlesinger, W., Runion ,B., Prior, S., and Gjerstad, D. 2002. Carbon and Nutrient Flow through Multiple Trophic Levels in a CO2-Enriched Southern Pine Forest Community. Southeastern Regional Center, National Institute for Global Environmental Change, Annual Report for Fiscal Year 2001. The University of Alabama, Tuscaloosa, AL, 10 pp.EFFECT OF IMPLEMENT ON SOIL CO2 EFFLUX: FALL VS SPRING TILLAGE

- (Peer Reviewed Journal)Prior, S.A., Raper, R.L., Runion, G.B. 2004. Effect of implement on soil co2 efflux: fall vs spring tillage. Transactions of the ASAE. 47(2): 367-373ELEVATED ATMOSPHERIC CO2 EFFECT ON N FERTILIZATION IN GRAIN SORGHUM AND SOYBEAN

- (Peer Reviewed Journal)Torbert III, H.A., Prior, S.A., Rogers Jr, H.H., Runion, G.B. 2004. Elevated atmospheric co2 effect on n fertilization in grain sorghum and soybean. Field Crops Research. 88(1):47-57.INFLUENCE OF ELEVATED CO2, NITROGEN, AND PINUS ELLIOTTII GENOTYPES ON PERFORMANCE OF RED-HEADED PINE SAWFLY, NEODIPRION LECONTEI

- (Peer Reviewed Journal)Saxon, M.E., Davis, M.A., Pritchard, S.G., Runion, G.B., Prior, S.A., Stelzer, H.E., Rogers Jr, H.H., Dute, R.R. 2004. Influence of elevated co2, nitrogen, and pinus elliottii genotypes on performance of red-headed pine sawfly, neodiprion lecontei. Canadian Journal of Forest Research. 34(5):1007-1017.IMPACT OF THE RETURN TO CULTIVATION ON C SEQUESTRATION

- (Peer Reviewed Journal)Torbert H. A., S.A. Prior, G.B. Runion.  2004.  Impact of the return to cultivation on C sequestration.  Journal of Soil and Water Conservation. 59(1):1-8.ELEVATED ATMOSPHERIC CO2 IN AGROECOSYSTEMS: RESIDUE DECOMPOSITION IN THE FIELD

- (Peer Reviewed Journal)Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H. 2004. Elevated atmospheric co2 in agroecosystems: residue decomposition in the field. Environmental Management. 33(1):s344-s354NITROGEN AND CARBON CYCLING IN A MODEL LONGLEAF PINE COMMUNITY AS AFFECTED BY ELEVATED ATMOSPHERIC CO2

- (Peer Reviewed Journal)Torbert III, H.A., Prior, S.A., Runion, G.B., Davis, M.A., Pritchard, S.G., Rogers Jr, H.H. 2004. Nitrogen and carbon cycling in a model longleaf pine community as affected by elevated atmospheric co2. Environmental Management. 33(1):S132-s138CLIMATE CHANGE AND PLANT PATHOSYSTEMS - FUTURE DISEASE PREVENTION STARTS HERE

- (Other)RUNION, G.B. EFFECTS OF ELEVATED ATMOSPHERIC CARBON DIOXIDE ON PLANT PATHOSYSTEMS. NEW PHYTOLOGIST. 2003. Volume 159. Pgs. 531-538IMPACT OF LAND USE MANAGEMENT DECISIONS ON C SEQUESTRATION

- (Proceedings)Torbert, H.A., Prior, S.A., and Runion, G.B. 2003. Impact of land use management decisions on C sequestration. In: Soil Management for Sustainability, International Soil Tillage Research Organization, 16th Triennial Conference Book of Abstracts, University of Queensland, Brisbane, Australia, July 14-18. p. 1253-1258.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON BIOMASS PRODUCTION AND C SEQUESTRATION: CONVENTIONAL AND CONSERVATION CROPPING SYSTEMS

- (Proceedings)Prior, S.A., Runion, G.B., Torbert, H.A., Rogers, H.H., and Reeves, D.W. 2003. Effects of elevated atmospheric CO2 on biomass production and C sequestration: Conventional and conservation cropping systems. In: Soil Management for Sustainability, International Soil Tillage Research Organization, 16th Triennial Conference Book of Abstracts, University of Queensland, Brisbane, Australia, July 14-18. p. 943-948.LAND USE MANAGEMENT DECISIONS IMPACT ON C SEQUESTRATION

- (Abstract Only)Torbert, H.A., Prior, S.A., and Runion, G.B. 2003. Land use management decisions impact on C sequestration. In Agronomy Abstracts, ASA, Madison, WI [CD-ROM computer file].EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON SOIL CARBON IN CONVENTIONAL AND CONSERVATION CROPPING SYSTEMS

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert,H.A.,  Rogers, H.H., and Reeves D.W. 2003. Effects of elevated atmospheric CO2 on soil carbon in conventional and conservation cropping systems. [abstract] In: Agronomy Abstracts, ASA, Madison, Wisconsin. CD-ROM.GLOBAL CHANGE AND BELOWGROUND PROCESSES IN AGRICULTURAL SYSTEMS.

- (Abstract Only)Rogers, H.H., Prior S.A., Runion, G.B., Torbert, H.A.,and, Pritchard, S.G., Davis, M.A. 2003. Global change and belowground processes in agricultural systems. National Science Foundation, North American Carbon Program Joint PI Meeting (NACP '03). Arlington, Arlington, VA May 12-14.CARBON AND NUTRIENT FLOW THROUGH MULTIPLE TROPHIC LEVELS IN A CO2-ENRICHED SOUTHERN PINE FOREST COMMUNITY

- (Other)Rogers Jr, H.H., Davis, M., Pritchard, S., Schlesinger, W., Runion, G.B., Prior, S.A., Gjerstad, D. 2003. Carbon and nutrient flow through multiple trophic levels in a co2-enriched southern pine forest community. Southeastern Regional Center, National Institute for Global Environmental Change, Annual Report for Fiscal year 2002. The University of Alabama, Tuscaloosa, AL. 10 pp.CARBON AND NITROGEN DYNAMICS OF A CO2-ENRICHED FOREST ECOSYSTEM:  IMPLICATIONS FOR AIR, WATER AND SOIL QUALITY

- (Experiment Station)Gjerstad, D.H., Runion ,G.B., Green, T.H., Prior, S.A., Rogers, H.H., and Torbert, H.A. 2003. Carbon and nitrogen dynamics of a carbon dioxide-enriched forest ecosystem: Implications for air, water and soil quality. Final Technical Report, Agricultural Experiment Station, Auburn University, AL. 2 pp.LEAVES AND THE EFFECTS OF ELEVATED CARBON DIOXIDE LEVELS

- (Book / Chapter)Prior, S.A., Pritchard, S.G., Runion, G.B. 2004. Leaves and the Effects of Elevated Carbon Dioxide Levels. In: Goodman, R.M. (ed.). Encyclopedia of Plant and Crop Science. pp. 648-650. Marcel Dekker, Inc., New York.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON BIOMASS PRODUCTION AND C SEQUESTRATION: CONVENTIONAL AND CONSERVATION CROPPING SYSTEMS

- (Abstract Only)Prior, S.A., Runion, G.B., Torbert, H.A., Rogers, H.H., and Reeves, D.W. 2003. Effects of elevated atmospheric CO2 on biomass production and C sequestration: Conventional and conservation cropping systems. p. 113. In Soil Management for Sustainability, International Soil Tillage Research Organization, 16th Triennial Conference Book of Abstracts, University of Queensland, Brisbane, Australia, July 14-18.IMPACT OF LAND USE MANAGEMENT DECISIONS ON C SEQUESTRATION

- (Abstract Only)Torbert, H.A., Prior, S.A., and Runion, G.B. 2003. Impact of land use management decisions on C sequestration. p. 153. In Soil Management for Sustainability, International Soil Tillage Research Organization, 16th Triennial Conference Book of Abstracts, University of Queensland, Brisbane, Australia, July 14-18.EFFECTS OF ELEVATED CO2 ON SOYBEAN AND SORGHUM:  RESIDUE DECOMPOSITION IN THE FIELD

- (Abstract Only)Prior S.A., Torbert, H.A., Runion, G.B., and Rogers, H.H. 2002. Effects of elevated CO2 on soybean and sorghum: residue decomposition in the field. p. 186. In USDA Symposium on Natural Resource Management to Offset Greenhouse Gas Emissions, Program and Abstracts. Raleigh, NC, November 19-21.NITROGEN AND CARBON CYCLING IN A MODEL LONGLEAF PINE COMMUNITY AS AFFECTED BY ELEVATED ATMOSPHERIC CO2.

- (Abstract Only)Torbert, H.A., Prior, S.A., Runion, G.B., Davis, M.A., Pritchard, S.G., and Rogers, H.H. 2002. Nitrogen and carbon cycling in a model longleaf pine community as affected by elevated atmospheric CO2. p. 199. In USDA Symposium on Natural Resource Management to Offset Greenhouse Gas Emissions, Program and Abstracts. Raleigh, NC, November 19-21.ELEVATED ATMOSPHERIC CO2 INCREASES SOIL RESPIRATION IN A MODEL REGENERATING LONGLEAF PINE ECOSYSTEM

- (Abstract Only)Runion, G.B., Butnor, J.R., Prior, S.A., Mitchell, R.J., Pritchard, S.G., Davis, M.A., Rogers, H.H., and Johnsen, K.H. 2002. Elevated atmospheric CO2 increases soil respiration in a model regenerating longleaf pine ecosystem. 4th Longleaf Alliance Regional Conference: Longleaf Pine: A Southern Legacy Rising from the Ashes, Program and Abstracts. Pinehurst, NC, Nov. 17-20.CLIMATE CHANGE AND HERBIVORY:  INTERACTIONS BETWEEN LONGLEAF PINE SAWFLY (PINUS PALUSTRIS) AND RED-HEADED PINE (NEODIPRION LECONTEI) UNDER ELEVATED ATMOSPHERIC CO2

- (Abstract Only)Davis, M.A., Pritchard, S.G., Rogers, H.H., Prior, S.A. Runion, and G.B.Gjerstad, D.H. 2002. Climate change and herbivory: Interactions between longleaf pine sawfly (Pinus palustris) and red-headed pine (Neodiprion lecontei) under elevated atmospheric CO2. p. 11. In 4th Longleaf Alliance Regional Conference: Longleaf Pine: A Southern Legacy Rising from the Ashes, Program and Abstracts. Pinehurst, NC, Nov. 17-20.THE EFFECTS OF ELEVATED ATMOSPHERIC CO2 AND SOIL P PLACEMENT ON COTTON ROOT DEPLOYMENT

- (Peer Reviewed Journal)Prior, S.A., Rogers, H.H., Mullins, G.L., and Runion, G.B. 2003. The Effects of Elevated Atmospheric CO2 and soil P placement on cotton root deployment. Plant and Soil 255 (1):179-187. Also published as a bookchapter: In Abe, J. (ed.). Roots: The Dynamic Interface Between Plants and the Earth. Development in Plant and Soil Sciences Volume 101. pp. 179-187. Kluwer Academic Publishers, Norwell, MA.EFFECTS OF ELEVATED ATMOSPHERIC CO2 ON NITROGEN AND CARBON CYCLING IN A MODEL LONGLEAF PINE COMMUNITY

- (Abstract Only)Torbert, H.A., Prior, S.A., Runion, G.B., Davis, M.A., Pritchard, S.G., and Rogers, H.H. 2002. Effects of elevated atmospheric CO2 on nitrogen and carbon cycling in a model longleaf pine community. In Agronomy Abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.EFFECTS OF GLOBAL CHANGE ON SOUTHERN PINE FORESTS: RESPONSE OF A REGENERATING LONGLEAF PINE COMMUNITY TO ATMOSPHERIC CO2 ENRICHMENT

- (Other)Davis, M.A., Pritchard, S.G., Rogers, H.H., Mitchell, R.J., Runion ,G.B., Prior, S.A., Gjerstad, D.H., and Dute, R.R. 2002. Effects of Global Change on Southern Pine Forests: Response of a Regenerating Longleaf Pine Community to Atmospheric CO2 Enrichment. Final Technical Report, Experimental Program to Stimulate Competitive Research (Contract No. R826259-1), U.S. EPA, Washington, DC. 103 pp.MICROBIAL RESPONSES TO WHEEL-TRAFFIC IN CONVENTIONAL AND NO-TILLAGE SYSTEMS

- (Proceedings)Runion, G.B., Prior, S.A., Reeves, D.W., Rogers, H.H., Reicosky, D.C.,  and White, D.C. 2002. Microbial responses to wheel-traffic in conventional and no-tillage systems.  In Santen, E. van (ed). Making conservation tillage conventional: Building a future on 25 years of Research, Proc. of 25th Southern Conservation Tillage Conference for Sustainable Agriculture. pp. 227-232. Special Report No.1. Alabama Agric. Expt. Stn., Auburn University, AL.IMPLICATIONS OF ELEVATED CO2-INDUCED CHANGES IN AGROECOSYSTEM PRODUCTIVITY

- (Peer Reviewed Journal)Prior, S.A., Torbert, H.A., Runion, G.B., and Rogers, H.H. 2003. Implications of elevated CO2-induced changes in agroecosystem productivity. Journal of Crop Production 8 (1/2):217-244.GLOBAL CLIMATE CHANGE AND COMMUNITY STRUCTURE: EFFECTS OF ELEVATED         ATMOSPHERIC CO2 ON COMPETITION IN A MODEL LONGLEAF PINE COMMUNITY

- (Peer Reviewed Journal)Davis, M.A., Pritchard, S.G., Mitchell, R.J., Prior, S.A., Rogers, H.H., and Runion, G.B. 2002. Global climate change and community structure: Effects of elevated atmospheric CO2 on competition in a model longleaf pine community. Journal of Ecology 90:130-140.ROOT DYNAMICS IN AN ARTIFICALLY CONSTRUCTED REGENERATING LONGLEAF PINE     ECOSYSTEM ARE AFFECTED BY ATMOSPHERIC CO2 ENRICHMENT

- (Peer Reviewed Journal)Pritchard, S.G., Davis, M.A., Mitchell, R.J., Prior, S.A., Boykin, D.L., Rogers, H.H., and Runion, G.B. 2001. Root dynamics in an artificially constructed regenerating longleaf pine ecosystem are affected by atmospheric CO2 enrichment. Environmental and Experimental Botany 46:55-69.RESPONSES OF SOUTHEASTERN FOREST SPECIES TO ELEVATED ATMOSPHERIC CO2: PATHOLOGY AND RELATED BIOTIC INTERACTIONS ABOVE AND BELOW THE GROUND

- (Other)Rogers, H.H., Runion, G.B., Mitchell, R.J., Prior, S.A., Amthor, J.S., and Wilson, M.  2000.  Response of southeastern forest species to elevated atmospheric CO2: Pathology and related biotic interactions above and below the ground. Final Technical Report, Southeast Regional Center - National Institute for Global Environmental Change. Environmental Institute Publication Number 75. The University of Alabama, Tuscaloosa, AL, 47 pp.RESPONSES OF SOUTHEASTERN FOREST SPECIES TO ELEVATED ATMOSPHERIC CO2: PATHOLOGY AND RELATED BIOTIC INTERACTIONS ABOVE AND BELOW THE GROUND

- (Other)Rogers, H.H., Runion, G.B., Mitchell, R.J., Prior, S.A., Amthor, J.S., and Wilson, M.  2000.  Response of southeastern forest species to elevated atmospheric CO2: Pathology and related biotic interactions above and below the ground. Final Technical Report, Southeast Regional Center - National Institute for Global Environmental Change. Environmental Institute Publication Number 75. The University of Alabama, Tuscaloosa, AL, 47 pp.
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