Dr. H. Allen Torbert Publications : USDA ARS

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Dr. H. Allen Torbert Publications

Dijkstra, F.A., S.A. Prior, G.B. Runion, H.A. Torbert, H. Tian, C. Lu, and R.T. Venterea. 2012. Effects of elevated carbon dioxide and increased temperature on methane and nitrous oxide fluxes: Evidence from field experiments. Front. Ecol. Environ. 10:520-527.
Marble, S.C., G.B. Fain, C.H. Gilliam, G.B. Runion, S.A. Prior, H.A. Torbert, and D.E. Wells. 2012. Landscape establishment of woody ornamentals grown in alternative wood-based container substrates. J. Environ. Hort. 30:13-16.
Marble, S.C., S.A. Prior, G.B. Runion, H.A. Torbert, C.H. Gilliam, G.B. Fain, J.L. Sibley, and P.R. Knight. 2012. Effects of fertilizer placement on trace gas emissions from nursery container production. HortSci. 47:1056-1062.
Prior, S.A., G.B. Runion, H.A. Torbert, S.B. Idso, and B.A. Kimball. 2012. Sour orange fine root distribution after seventeen years of atmospheric CO₂ enrichment. Agric. For. Meteor. 162-163:85-90.
Smith, K.E., D.B. Watts, D.A. Way, H.A. Torbert, and S.A. Prior. 2012. Impact of tillage and fertilizer application method on gas emissions in a corn cropping system. Pedosphere 22:604-615.
Marble, S.C., S.A. Prior, G.B. Runion, H.A. Torbert, C.H. Gilliam, and G.B. Fain. 2011. The importance of determining carbon sequestration and greenhouse gas mitigation potential in ornamental horticulture. HortSci. 46:240-244.
Murphy, A.-M., C.H. Gilliam, G.B. Fain, H.A. Torbert, T.V. Gallagher, J.L. Sibley, and C.R. Boyer. 2011. Low-value trees as alternative substrates in greenhouse production of three annual species. J. Environ. Hort. 29:152-161.
Nyakatawa, E.Z., D.A. Mays, T.R. Way, D.B. Watts, H.A. Torbert, and D.R. Smith. 2011. Tillage and fertilizer management effects on soil-atmospheric exchanges of methane and nitrous oxide in a corn production system. Appl. Environ. Soil Sci.: Article 475370.
Prior, S.A., G.B. Runion, S.C. Marble, H.H. Rogers, C.H. Gilliam, and H.A. Torbert. 2011. A review of elevated atmospheric CO₂ effects on plant growth and water relations: Implications for horticulture. HortSci 46:158-162.
Prior, S.A., G.B. Runion, H.A. Torbert, C.H. Gilliam, and S.C. Marble. 2011. Strategies for carbon sequestration and reducing greenhouse gas emissions from nursery production systems. U.S. Dept. Agric., Agric. Res. Ser., Floriculture and Nursery Res. Initiative Prog. Rep. Nat. Soil Dynamics Lab., Auburn, AL. 55 pp.
Watts, D.B. and H.A. Torbert. 2011. Long-term tillage and poultry litter impacts on soybean and corn grain yield. Agron. J. 103(5):1479-1486.
Watts, D.B., T.R. Way, and H.A. Torbert. 2011. Subsurface application of poultry litter and its influence on nutrient losses in runoff water from permanent pastures. J. Environ. Qual. 40:421-430.
Way, T.R., D.B. Watts, K.E. Smith, and H.A. Torbert. 2011. Calculation of effective gas flux from soil following band application of manure or fertilizer. Trans. ASABE 54(1):337-345. [Downloadable Excel file]
Busby, R.R., D.L. Gebhart, H.A. Torbert, J.O. Dawson, G.A. Bollero, K.N. Potter, and D.R. Curtin. 2010. Effects of a new waste-processing by-product on soil and vegetation at Fort Campbell, Tennessee. Commun. Soil Sci. Plant Anal. 41:250-266.
Potter, K.N., P.W. Unger, and H.A. Torbert. 2010. Management effects on soil organic carbon in Texas soils. Soil Carbon Sequestration and the Greenhouse Effect, 2nd ed. ASA-CSSA-SSSA, Madison, WI.
Sistani, K.R., C.H. Bolster, T.R. Way, H.A. Torbert, D.H. Pote, and D.B. Watts. 2010. Influence of poultry litter application methods on the longevity of nutrient and E. coli in runoff from tall fescue pasture. Water Air Soil Pollut. 206:3-12.
Smith, K.E., G.B. Runion, S.A. Prior, H.H. Rogers, and H.A. Torbert. 2010. Effects of elevated CO₂ and agricultural management on flux of greenhouse gases from soil. Soil Sci. 175:349-356.
Watts, D.B., H.A. Torbert. Y. Feng, and S.A. Prior. 2010. Soil microbial community dynamics as influenced by composted dairy manure, soil properties, and landscape position. Soil Sci. 175:474-486.
Watts, D.B., H.A. Torbert, and S.A. Prior. 2010. Soil property and landscape position effects on seasonal nitrogen mineralization of composted dairy manure. Soil Sci. 175:27-35.
Watts, D.B., H.A. Torbert, S.A. Prior, and G. Huluka. 2010. Long-term tillage and poultry litter impacts soil carbon and nitrogen mineralization and fertility. Soil Sci. Soc. Am. J. 74:1239-1247.
Adesemoye, A.O., H.A. Torbert, and J.W. Kloepper. 2009. Plant growth-promoting rhizobacteria allow reduced application rates of chemical fertilizers. Microb. Ecol. 38:921-929.
Boyer, C.R., C.H. Gilliam, G.B. Fain, T.V. Gallagher, H.A. Torbert, and J.L. Sibley. 2009. Production of woody nursery crops in clean chip residual substrate. J. Environ. Hort. 27:56-62.
Price, A.J., G.B. Runion, S.A. Prior, H.H. Rogers, and H.A. Torbert. 2009. Tropical spiderwort (Commelina benghalensis L.) increases growth under elevated atmospheric carbon dioxide. J. Environ. Qual. 38:729-733.
Runion, G.B., H.A. Torbert, S.A. Prior, and H.H. Rogers. 2009. Effects of elevated atmospheric carbon dioxide on soil carbon in terrestrial ecosystems of the southeastern United States. p. 233-262. Soil Carbon Sequestration and the Greenhouse Effect. ASA-CSSA-SSSA, Madison, WI.
Sage, R.F., H.A. Coiner, D.A. Way, G.B. Runion, S.A. Prior, H.A. Torbert, R. Sicher, and L. Ziska. 2009. Kudzu [Pueraria montana (Lour.) Merr. Variety lobata]: A new source of carbohydrate for bioethanol production. Biomass Bioenergy 33:57-61.
Sistani, K.R., H.A. Torbert, T.R. Way, C.H. Bolster, D.H. Pote, and J.G. Warren. 2009. Broiler litter application method and runoff timing effects on nutrient and Escherichia coli losses from tall fescue pasture. J. Environ. Qual. 38:1216-1223.
Torbert, H.A., E. Krueger, D. Kurtener, and K.N. Potter. 2009. Evaluation of tillage systems for grain sorghum and wheat yields and total nitrogen uptake in the Texas Blackland Prairie. J. Sustain. Agric. 33:96-106.
Watts, D.B., and H.A. Torbert. 2009. Impact of gypsum applied to grass buffer strips on reducing soluble P in surface water runoff. J. Environ. Qual. 38:1511-1517.
Way, T.R., T. Kishimoto, H.A. Torbert, E.C. Burt, and A.C. Bailey. 2009. Tractor tire aspect ratio effects on soil bulk density and cone index. J. Terramech. 46:27-34.
Ziska, L.H., G.B. Runion, M. Tomecek, S.A. Prior, H.A. Torbert, and R. Sicher. 2009. An evaluation of cassava, sweet potato and field corn as potential carbohydrate sources for bioethanol production in Alabama and Maryland. Biomass Bioenergy 33:1503-1508.
Adesemoye, A.O., H.A. Torbert, and J.W. Kloipper. 2008. Enhanced plant nutrient use efficiency with PGPR and AMF in an integrated nutrient managment system. Can. J. Microbiol. 54:876-886.
Boyer, C.R., G.B. Fain, C.H. Gilliam, T.V. Gallagher, H.A. Torbert, and J.L. Sibley. 2008. Clean chip residual: A substrate component for growing annuals. HortTechnol. 18:423-432.
Boyer, C.R., G.B. Fain, C.H. Gilliam, T.V. Gallagher, H.A. Torbert, and J.L. Sibley. 2008. Clean chip residual as a substrate for perennial nursery crop production. J. Environ. Hort. 26:239-246.
Griffin, T.S., C.W. Honeycutt, S.L. Albrecht, K.R. Sistani, H.A. Torbert, B.J. Wienhold, and B.L. Woodbury. 2008. Nationally coordinated evaluation of soil nitrogen mineralization rate using a standardized aerobic incubation protocol. Commun. Soil Sci. Plant Anal. 39:257-268.
Hubbard, R.K., D.D. Bosch, L.K. Marshall, T.C. Strickland, D.L. Rowland, T.S. Griffin, C.W. Honeycutt, S.L. Albrecht, H.A. Torbert, B.J. Wienhold, B.L. Woodbury, and J.M. Powell. 2008. Nitrogen mineralization from broiler litter applied to southeastern Coastal Plain soils. J. Soil Water Conserv. 63:182-192.
Kurtener, D., H.A. Torbert, and E. Krueger. 2008. Evaluation of agricultural land suitability: Application of fuzzy indicators. p. 475-490. In O. Gervasi, et al (ed.) ICCSA 2008, Part I, Lecture Notes in Computer Science 5072.
Prior, S.A., G.B. Runion, H.H. Rogers, and H.A. Torbert. 2008. Effects of atmospheric CO₂ enrichment on crop nutrient dynamics under no-till conditions. J. Plant Nutr. 31:758-773.
Prior, S.A., H.A. Torbert, G.B. Runion, H.H. Rogers, and B.A. Kimball. 2008. Free-air CO₂ enrichment of sorghum: Soil carbon and nitrogen dynamics. J. Environ. Qual. 37:753-758.
Reiter, M.S., D.W. Reeves, C.H. Burmester, and H.A. Torbert. 2008. Cotton nitrogen management in a high-residue conservation system: Cover crop fertilization. Soil Sci. Soc. Am. J. 72:1321-1329.
Rogers, H.H., G.B. Runion, S.A. Prior, A.J. Price, H.A. Torbert, and D.H. Gjerstad. 2008. Effects of elevated atmospheric CO₂ on invasive plants: Comparison of purple and yellow nutsedge (Cyperus rotundus L. and C. esculentus L.). J. Environ. Qual. 37:395-400.
Runion, G.B., A.J. Price, S.A. Prior, H.H. Rogers, H.A. Torbert, and D.H. Gjerstad. 2008. Effects of elevated atmospheric CO₂ on a C₃ and a C₄ invasive weed. Bot. Res. J. 1:56-62.
Smith, K.E., G.B. Runion, S.A. Prior, A.J. Price, H.H. Rogers, and H.A. Torbert. 2008. Chinese privet (Ligustrum sinense) in an elevated CO₂ environment. Botany Res. J. 1:43-48.
Torbert, H.A., T.J. Gerik, W.L. Harman, J.R. Williams, and M. Magre. 2008. EPIC evaluation of the impact of poultry litter application timing on nutrient losses. Commun. Soil Sci. Plant Anal. 39:3002-3031.
Torbert, H.A., E. Krueger, and D. Kurtener. 2008. Soil quality assessment using fuzzy modeling. Int. Agrophys. 22:365-370.
Wielopolski, L., G.R. Hendrey, K.H. Johnsen, S. Mitra, S.A. Prior, H.H. Rogers, and H.A. Torbert. 2008. Nondestructive system for analyzing carbon in the soil. SSSAJ 72:1269-1277.
Baker, B.J., K.W. King, and H.A. Torbert. 2007. Runoff losses of dissolved reactive phosphorus from organic fertilizer applied to sod. Trans. ASABE 50:449-454.
Busby, R.R., H.A. Torbert, and D.L. Gebhart. 2007. Carbon and nitrogen mineralization of non-composted and composted municipal solid waste in sandy soils. Soil Biol. Biochem. 390:1277-1283.
King, K.W., and H.A. Torbert. 2007. Nitrate and ammonium losses from surface-applied organic and inorganic fertilizers. J. Agric. Sci. 145:449-454.
Mitchell, C.C., H.A. Torbert, T.S. Kornecki, and T.W. Tyson. 2007. Temporary storage of poultry broiler litter. Res. J. Agron. 1:129-137.
Potter, K.N., J. Velazquez-Garcia, E. Scopel, and H.A. Torbert. 2007. Residue removal and climatic effects on soil carbon content of no-till soils. J. Soil Water Conserv. 62:110-114.
Torbert, H.A., D.L. Gebhart, R.R. Busby, K.N. Potter, and D.R. Curtin. 2007. Non-composted municipal solid waste processing byproduct effect on soil reclamation. J. Plant Nutr. 30:755-772.
Torbert, H.A., J.T. Ingram, and S.A. Prior. 2007. Planter aid for heavy residue conservation tillage systems. Agron. J. 99:478-480.
Watts, D.B., H.A. Torbert, and S.A. Prior. 2007. Mineralization of nitrogen in soils amended with dairy manure as affected by wetting/drying cycles. Commun. Soil Sci. Plant Anal. 38:2103-2116.
Busby, R.R., D.L. Gebhart, and H.A. Torbert. 2006. Effects of an uncomposted municipal waste processing by-product on prairie grass establishment. Agron. J. 98:1073-1080.
Prior, S.A., H.A. Torbert, G.B. Runion, H.H. Rogers, D.R. Ort, and R.L. Nelson. 2006. Free-air carbon dioxide enrichment of soybean: Influence of crop variety on residue decomposition. J. Environ. Qual. 35:1470-1477.
Runion, G.B., M.A. Davis, S.G. Pritchard, S.A. Prior, R.J. Mitchell, H.A. Torbert, H.H. Rogers, and R.R. Dute. 2006. Effects of elevated atmospheric carbon dioxide on biomass and carbon accumulation in a model regenerating longleaf pine community. J. Environ. Qual. 35:1478-1486.
Akbar, M.A., A.L. Kenimer, S.W. Searcy, and H.A. Torbert. 2005. Soil water estimation using electromagnetic induction. Trans. ASAE 48:129-135.
Booker, F.L., S.A. Prior, H.A. Torbert, E.L. Fiscus, W.A. Pursley, and S. Hu. 2005. Decomposition of soybean grown under elevated concentrations of CO₂ and O₃. Global Change Biol. 11:685-698.
Derner, J.D., G.E. Schuman, M. Jawson, S.R. Shafer, J.A. Morgan, H.W. Polley, G.B. Runion, S.A. Prior, H.A. Torbert, H.H. Rogers, J. Bunce, L. Ziska, J.W. White, A.J. Franzluebbers, J.D. Reeder, R.T. Venterea, and L.A. Harper. 2005. USDA-ARS global change research on rangelands and pasturelands. Rangelands 27:36-42.
Harmel, R.D., H.A. Torbert, P.B. DeLaune, B.E. Haggard, and R.L. Haney. 2005. Field evaluation of three phosphorus indices on new application sites in Texas. J. Soil Water Conserv. 60:29-42.
Honeycutt, C.W., T.S. Griffin, B.J. Wienhold, B. Eghball, S.L. Albrecht, J.M. Powell, B.L. Woodbury, K.R. Sistani, R.K. Hubbard, and H.A. Torbert. 2005. Protocols for nationally coordinated laboratory and field research on manure nitrogen mineralization. Commun. Soil Sci. Plant Anal. 36:2807-2822.
Prior, S.A., G.B. Runion, H.H. Rogers, H.A. Torbert, and D.W. Reeves. 2005. Elevated atmospheric CO₂ effects on biomass production and soil carbon in conventional and conservation cropping systems. Global Change Biol. 11:657-665.
Torbert, H.A., R.D. Harmel, K.N. Potter, and M. Dozier. 2005. Evaluation of some phosphorus index criteria in cultivated agriculture in clay soils. J. Soil Water Conserv. 60:21-29.
Torbert, H.A., K.W. King, and R.D. Harmel. 2005. Impact of soil amendments on reducing phosphorus losses from runoff in sod. J. Environ. Qual. 34:1415-1421.
Harmel, R.D., A.L. Kenimer, S.W. Searcy, and H.A. Torbert. 2004. Runoff water quality impact of variable rate sidedress nitrogen application. Prec. Agric. 5:247-261.
Harmel, R.D., H.A. Torbert, B.E. Haggard, R. Haney, and M. Dozier. 2004. Water quality impacts of converting to a poultry litter fertilization strategy. J. Environ. Qual. 33:2229-2242.
Prior, S.A., G.B. Runion, H.A. Torbert, and D.C. Erbach. 2004. A hydraulic coring system for soil-root studies. Agron. J. 96:1202-1205.
Prior, S.A., G.B. Runion, H.A. Torbert, and H.H. Rogers. 2004. Elevated atmospheric CO₂ in agroecosystems: Soil physical properties. Soil Sci. 169:434-439.
Prior, S.A., H.A. Torbert, G.B. Runion, and H.H. Rogers. 2004. Elevated atmospheric CO₂ in agroecosystems: Residue decomposition in the field. Environ. Mgmt. 33:S344-S354.
Torbert, H.A., S.A. Prior, H.H. Rogers, and G.B. Runion. 2004. Elevated atmospheric CO₂ effects on N fertilization in grain sorghum and soybean. Field Crop Res. 88:47-57.
Torbert, H.A., S.A. Prior, and G.B. Runion. 2004. Impact of the return to cultivation on carbon (C) sequestration. J. Soil Water Conserv. 59:1-8.
Torbert, H.A., S.A. Prior, G.B. Runion, S.G. Pritchard, and H.H. Rogers. 2004. Nitrogen and carbon cycling in a model longleaf pine community as affected by elevated atmospheric CO₂. Environ. Mgmt. 33:S132-S138.
Prior, S.A., H.A. Torbert, G.B. Runion, and H.H. Rogers. 2003. Implications of elevated CO₂-induced changes in agroecosystem productivity. J. Crop Prod. 8:217-244.
Harmel, R.D., K.W. King, J.E. Wolfe, and H.A. Torbert. 2002. Minimum flow considerations for automated storm sampling on small watersheds. Texas J. Sci. 54:177-188.
Potter, K.N., J. Velazquez-Garcia, and H.A. Torbert. 2002. Use of a submerged jet device to determine channel erodibility coefficients of selected soils of Mexico. J. Environ. Qual. 57:272-277.
Torbert, H.A., T.C. Daniel, J.L. Lemunyon, and R.M. Jones. 2002. Relationship of soil test phosphorus and sampling depth to runoff phosphorus in calcareous and noncalcareous soils. J. Environ. Qual. 31:1380-1387.
Bronson, K.F., A.B. Onken, J.D. Booker, R.J. Lascano, T.L. Provin, and H.A. Torbert. 2001. Irrigated cotton lint yields as affected by phosphorus fertilizer and landscape position. Commun. Soil Sci. Plant Anal. 32:1959-1967.
Bronson, K.F., A.B. Onken, J.W. Keeling, J.D. Booker, and H.A. Torbert. 2001. Nitrogen response in cotton as affected by tillage system and irrigation level. Soil Sci. Soc. Am. J. 65:1153-1165.
King, K.W., R.D. Harmel, H.A. Torbert, and J.C. Balogh. 2001. Impact of a turfgrass system on nutrient loadings to surface water. J. Am. Water Res. Assn. 37:629-640.
Moss, B.R., D.W. Reeves, J.C. Lin, H.A. Torbert, W.H. McElhenney, P.L. Mask, and W. Kezar. 2001. Yield and quality of three corn hybrids as affected by broiler litter fertilization and crop maturity. Animal Feed Sci. Technol. 94:43-56.
Potter, K.N., J.A. Daniel, W. Altom, and H.A. Torbert. 2001. Stocking rate effect on soil carbon and nitrogen in degraded soils. J. Soil Water Conserv. 56:233-236.
Torbert, H.A., and H.B. Johnson. 2001. Soil of the intensive agriculture biome of Biosphere 2. J. Soil Water Conserv. 56:4-11.
Torbert, H.A., K.N. Potter, and J.E. Morrison, Jr. 2001. Tillage system, fertilizer nitrogen rate, and timing effect on corn yields in the Texas Blackland Prairie. Agron. J. 93:1119-1124.
Torbert, H.A., S.A. Prior, and H.H. Rogers. 2001. Effect of elevated CO₂ and temperature on soil C and N cycling. p. 309-315. In R.M. Rees, et al. (eds.) Sustainable Management of Soil Organic Matter. CAB International.
Torbert, H.A., S.A. Prior, H.H. Rogers, and C.W. Wood. 2000. Review of elevated atmospheric CO₂ effects on agro-ecosystems: residue decomposition processes and soil C storage. Plant Soil 224:59-73.
Polley, H.W., H.B. Johnson, C.R. Tischler, and H.A. Torbert. 1999. Links between transpiration and plant nitrogen: Variation with atmospheric CO₂ concentration and nitrogen availability. Int. J. Plant Sci. 160:535-542.
Potter, K.N., H.A. Torbert, H.B. Johnson, and C.R. Tischler. 1999. Carbon storage after long-term grass establishment on degraded soils. Soil Sci. 164:718-725.
Rogers, H.H., G.B. Runion, S.A. Prior, and H.A. Torbert. 1999. Response of plants to elevated atmospheric CO₂: Root growth, mineral nutrition, and soil carbon. p. 215-244. In Y. Luo and H.A. Mooney (eds.) Carbon Dioxide and Environmental Stress. Academic Press, New York.
Torbert, H.A., K.N. Potter, D.W. Hoffman, T.J. Gerik, and C.W. Richardson. 1999. Surface residue and soil moisture affect fertilizer loss in simulated runoff on a heavy clay soil. Agron. J. 91:606-612.
Torbert, H.A., S.A. Prior, and D.W. Reeves. 1999. Land management effects on nitrogen and carbon cycling in an Ultisol. Commun. Soil Sci. Plant Anal. 30:1345-1359.
Gerik, T.J., D.M. Oosterhuis, and H.A. Torbert. 1998. Managing cotton nitrogen supply. p. 115-147. Advances in Agronomy. Academic Press.
Potter, K.N., H.A. Torbert, O.R. Jones, J.E. Matocha, J.E. Morrison, Jr., and P.W. Unger. 1998. Distribution and amount of soil organic C in long-term management systems in Texas. Commun. Soil Sci. Plant Anal. 47:309-321.
Prior, S.A., H.A. Torbert, G.B. Runion, G.L. Mullins, H.H. Rogers, and J.R. Mauney. 1998. Effects of carbon dioxide enrichment on cotton nutrient dynamics. J. Plant Nutr. 21:1407-1426.
Torbert, H.A., K.N. Potter, and J.E. Morrison, Jr. 1998. Tillage intensity and crop residue effects on nitrogen and carbon cycling in a vertisol. Commun. Soil Sci. Plant Anal. 29:717-727.
Torbert, H.A., S.A. Prior, H.H. Rogers, and G.B. Runion. 1998. Crop residue decomposition as affected by growth under elevated atmospheric CO₂. Soil Sci. 163:412-419.
Potter, K.N., O.R. Jones, H.A. Torbert, and P.W. Unger. 1997. Crop rotation and tillage effects on organic carbon sequestration in the semiarid southern great plains. Soil Sci. 162:140-147.
Prior, S.A., H.H. Rogers, G.B. Runion, H.A. Torbert, and D.C. Reicosky. 1997. Carbon dioxide-enriched agroecosystems: Influence of tillage on short-term soil carbon dioxide efflux. J. Environ. Qual. 26:244-252.
Prior, S.A., H.A. Torbert, G.B. Runion, H.H. Rogers, C.W. Wood, B.A. Kimball, R.L. LaMorte, P.J. Pinter, and G.W. Wall. 1997. Free-air carbon dioxide enrichment of wheat: Soil carbon and nitrogen dynamics. J. Environ. Qual. 26:1161-1166.
Reicosky, D.C., W.A. Dugas, and H.A. Torbert. 1997. Tillage-induced soil carbon dioxide loss from different cropping systems. Soil Tillage Res. 41:105-118.
Torbert, H.A., K.N. Potter, and J.E. Morrison, Jr. 1997. Tillage intensity and fertility level effects on nitrogen and carbon cycling in a vertisol. Commun. Soil Sci.Plant Anal. 28:699-710.
Torbert, H.A., H.H. Rogers, S.A. Prior, W.H. Schlesinger, and G.B. Runion. 1997. Effects of elevated atmospheric CO₂ in agro-ecosystems on soil carbon storage. Global Change Biol. 3:513-521.
Morrison, J.E., Jr., K.N. Potter, H.A. Torbert, and D.J. Pantone. 1996. Comparison of three methods of residue cover measurements on rainfall simulator stress. Trans. ASAE 39:1415-1417.
Pantone, D.J., K.N. Potter, H.A. Torbert, and J.E. Morrison, Jr. 1996. Atrazine loss in runoff from no-tillage and chisel-tillage systems on a Houston Black Clay soil. J. Environ. Qual. 25:572-577.
Potter, K.N., J.E. Morrison, Jr., and H.A. Torbert. 1996. Tillage intensity effects on corn and grain sorghum growth and productivity on a vertisol. J. Prod. Agric. 9:385-390.
Torbert, H.A., K.N. Potter, and J.E. Morrison, Jr. 1996. Management effects on nitrogen and phosphorus losses in runoff on expansive clay soils. Trans. ASAE 39:161-166.
Torbert, H.A., S.A. Prior, H.H. Rogers, W.H. Schlesinger, G.L. Mullins, and G.B. Runion. 1996. Elevated atmospheric carbon dioxide in agroecosystems affects groundwater quality. J. Environ. Qual. 25:720-726.
Torbert, H.A., D.W. Reeves, and R.L. Mulvaney. 1996. Winter legume cover crop benefits to corn: Rotation vs. fixed-nitrogen effects. Agron. J. 88:527-535.
Potter, K.N., H.A. Torbert, and J.E. Morrison, Jr. 1995. Tillage and residue effects on infiltration and sediment losses on Vertisols. Trans. ASAE 38:1413-1419.
Torbert, H.A., S.A. Prior, and H.H. Rogers. 1995. Elevated atmospheric carbon dioxide effects on cotton plant residue decomposition. SSSAJ 59:1321-1328.
Torbert, H.A., and D.W. Reeves. 1995. Interactions of traffic and tillage applied to cotton on N movement below the root zone of a subsequent wheat crop. Soil Tillage Res. 33:3-16.
Torbert, H.A., and D.W. Reeves. 1995. Traffic and residue management systems: Effects on fate of fertilizer N in corn. Soil Tillage Res. 33:197-213.
Raper, R.L., D.W. Reeves, E.C. Burt, and H.A. Torbert. 1994. Conservation tillage and traffic effects on soil condition. Trans. ASAE 37:763-768.
Torbert, H.A., M.G. Huck, and R.G. Hoeft. 1994. Simulation of soil-plant nitrogen interactions for educational purposes. J. Nat. Res. Life Sci. Edu. 23:35-42.
Torbert, H.A., and D.W. Reeves. 1994. Fertilizer nitrogen requirements for cotton production as affected by tillage and traffic. Soil Sci. Soc. Am. J. 58:1416-1423.
Wood, C.W., H.A. Torbert, H.H. Rogers, G.B. Runion, and S.A. Prior. 1994. Free-air CO₂ enrichment effects on soil carbon and nitrogen. Agric. For. Meterorol. 70:103-116.
Raper, R.L., D.W. Reeves, E.C. Burt, and H.A. Torbert. 1993. A conservation tillage practice that resists compaction. Highlights Agric. Res. 40:3.
Torbert, H.A., R.G. Hoeft, R.M. Vanden Heuvel, R.L. Mulvaney, and S.E. Hollinger. 1993. Short-term excess water impact on corn yield and nitrogen recovery. J. Prod. Agric. 6:337-344.
Wood, C.W., H.A. Torbert, and D.P. Delaney. 1993. Poultry litter as a fertilizer for bermudagrass: Effects on yield and quality. J. Sustain. Agric. 3:21-36.
Wood, C.W., H.A. Torbert, and D.B. Weaver. 1993. Nitrogen fertilizer effects on soybean growth, yield, and seed composition. J. Prod. Agric. 6:354-360.
Torbert, H.A., and C.B. Elkins. 1992. Determining differential water movement through ion exchange resin for nitrate leaching measurements. Commun. Soil Sci. Plant Anal. 23:1043-1052.
Torbert, H.A., R.G. Hoeft, R.M. Vanden Heuvel, and R.L. Mulvaney. 1992. Effect of moisture regime on recovery and utilization of fertilizer N applied to corn. Commun. Soil Sci. Plant Anal. 23:1409-1426.
Torbert, H.A., R.L. Mulvaney, R.M. Vanden Heuvel, and R.G. Hoeft. 1992. Soil type and moisture regime effects on fertilizer efficiency calculation methods in a nitrogen-15 tracer study. Agron. J. 84:66-70.
Torbert, H.A., S.A. Prior, and C.B. Elkins. 1992. Hydraulic compaction device for making soil cores. SSSAJ 56:1942-1944.
Torbert, H.A., and C.W. Wood. 1992. Effects of soil compaction and water-filled pore space on soil microbial activity and N losses. Commun. Soil Sci. Plant Anal. 23:1321-1331.
Torbert, H.A., J.H. Edwards, and J.F. Pedersen. 1990. Fescues with large roots are drought tolerant. Appl. Agric. Res. 5:181-187.
Torbert, H.A., J.H. Edwards, and J.F. Pedersen. 1985. Growth and magnesium uptake of tall fescue clones with varying root diameters. J. Plant Nutr. 8:731-749.

U.S. DEPARTMENT OF AGRICULTURE

Soil Dynamics Research: Auburn, AL