Book Chapters

Locke, M.A., D.D. Tyler and L.A. Gaston. 2010. Soil and water conservation in the mid-south United States: Lessons learned and a look to the future. p. 201-236. In T.M. Zobeck and W.F. Schillinger (ed.) Soil and Water Conservation Advances in the United States. ASA, Madison, WI.

Locke, M.A., R.M. Zablotowicz, and L.A. Gaston. 2003. Environmental fate of fluometuron in a Mississippi Delta lake watershed. In E.L. Arthur, C.E. Clay, and A. Barefoot (eds.) Terrestrial field dissipation studies: Purpose, design, and interpretation. ACS Symposium Series. ACS Symposium Series 842. American Chemical Society, Washington, DC.

Selim, H.M., R.S. Mansell, L.A. Gaston, H. Fhühler and R. Schulin. 1993. Prediction of cation transport in soils using cation exchange reactions. In K. Roth, H. Fhühler, W.A. Jury and J.C. Parker (eds.) Field-Scale Water and Solute Flux in Soils, Birkhäuser Verlag, Basel.

Gaston, L.A., R.S. Mansell and H.M. Selim. 1992. Predicting effects of influent acidity upon ion transport in acid sandy soil. In I.K. Iskandar and H.M. Selim (eds.) Engineering Aspects of Metal-Waste Management, Lewis Publishers, Boca Raton, Fla.

Gaston, L.A., R.S. Mansell, R.D. Rhue, S.A. Bloom and B.G. Volk. 1987. Cation leaching during application of sulfuric and nitric acids to an Ultisol. p. 421-428. In R. Perry (ed.) Acid Rain: Scientific and Technical Advances, Selper, Ltd., London.

Journal Papers

Udeigwe, T.K., J.J. Wang, H.P. Viator and L Gaston. 2010. Surface water quality as affected by sugarcane residue management techniques. Water, Air Soil Pollut. 208:119-128.

Dubeux, J.C.B., L.E. Sollenberger, L.A. Gaston, J.M.B. Verdramini, S.M. Interrante and R.L. Stewart, Jr. 2009. Animal behavior and soil nutrient redistribution in continuously stocked Pensacola bahaigrass pastures managed at different intensities. Crop Sci. 49:1503-1510.

Liechty, H.O., J.D. Richardson, R.L. Fickin, L.A. Gaston, M.A. Blazier and J.P. Wight. 2009. Assessment of repeated application of poultry litter on phosphorus and nitrogen dynamics in loblolly pine: Implications for water quality. Forest Ecol. Management. 258:2294-2302.

Viator, H.P., B. Legendre, C. Kennedy, M. Zhou, J.J. Wang, T. Hymel, L. Gaston, J. Hoy and S. Hall. 2009. The influence of post-harvest residue management on water quality and sugarcane yield in Louisiana. J. Amer. Soc. Sugar Cane Technologists. 29:1-10.

Yuan, Y., M.A. Locke and L.A. Gaston. 2009. Tillage effects on soil properties and spatial variability in two Mississippi Delta watersheds. Soil Sci. 174:385-394.

Blazier, M.A., L.A. Gaston, T.R. Clason, K.W. Farrish, B.P. Oswald and H.A. Evans. 2008. Nutrient dynamics and tree growth of silvopastoral systems: Impact of poultry litter. J. Environ. Qual. 37:1546-1558.

Powell, S, S. Johnson, L. Gaston and L.L. Southern. 2008. The effect of dietary phosphorus level and phytase supplementation on growth, performance, bone-breaking strength, and litter phosphorus concentration in broilers. Poult. Sci. 87:949-957.

Gaston, L., M.Locke, J. McDonald, S. Dodla, L. Liao, L Putnam and T. Udeigwe. 2007. Effects of tillage on norflurazon sorption, degradation and mobility in a Mississippi Delta soil. Soil Sci. 172:534-545.

Zablotowicz, R.M., M.A. Locke and L.A. Gaston. 2007. Tillage and cover crop effects on soil microbial properties and fluometuron degradation. Biol. Fertil. Soils. 44:27-35.

McDonald, J.A., L.A. Gaston, S.H. Jackson, M.A. Locke, and R.M. Zablotowicz. 2006. Degradation kinetics assessment for the fungicide BAS 505 in intact soil cores versus batch soils. Soil Sci. 171:1-10.

Locke, M.A., R.W. Steinriede, L.A. Gaston, R.M. Zablotowicz and P.J. Bauer. 2005. Conservation cotton production in the southeastern United States: Herbicide dissipation in soil and cover crops. Weed Sci. 53:717-727.

Shelton, J.L., L.L. Southern, L.A. Gaston, and A. Foster. 2004. Evaluation of the nutrient matrix values for phytase broilers. J. Appl. Poult. Res. 13:213-231.

Gaston, L.A., D.J. Boquet, and M.A. Bosch. 2003. Fluometuron sorption and degradation in cores of silt loam soil from different tillage and cover crop systems. Soil Sci. Soc. Am. J. 67:747-755.

Gaston, L.A., D.J. Boquet, and M.A. Bosch. 2003. Pendimethalin wash-off from cover crop residues and degradation in a loessial soil. Commun. Plant Soil Analysis. 34:2515-2527.

Gaston, L.A., C.M. Drapcho, S. Tapadar, and J.L. Kovar. 2003. Phosphorus runoff relationships for Louisiana coastal plain soils amended with poultry litter. J. Environ. Qual. 32:1422-1429.

Gaston, L.A., T.L. Eilers, J.L. Kovar, D. Cooper, and D.L. Robinson. 2003. Greenhouse and field studies on hay harvest to remediate high phosphorus soil. Comm. Soil Sci. Plant Anal. 34:2085-2097.

Gaston, L.A., and M.A. Locke. 2002. Differences in microbial biomass, organic carbon and dye sorption between flow and no-flow regions of unsaturated Dundee soil. J. Environ. Qual. 31:1406-1408.

Locke, M.A., K.N. Reddy, L.A. Gaston, and R.M. Zablotowicz. 2002. Adjuvant modification of herbicide interactions in aqueous soil suspensions. Soil Sci. 167:444-452.

Gaston, L.A., D.J. Boquet, and M.A. Bosch. 2001. Fluometuron wash-off from cover crop residues and fate in a loessial soil. Soil Sci. 166:681-690.

Gaston, L.A., and M.A. Locke. 2001. Comparison of methodologies for extraction of acifluorfen from soil. Comm. Soil Sci. Plant Anal. 32:2953-2964.

Gaston, L.A., M.A. Locke, R.M. Zablotowicz, and K.N. Reddy. 2001. Spatial variability of soil properties and weed populations in the Mississippi Delta. Soil Sci. Am. J. 65:449-459.

Gaston, L.A., and M.A. Locke. 2000. Acifluorfen sorption, degradation and mobility in a Mississippi Delta soil. Soil Sci. Soc. Am. J. 64:112-121.

Zablotowicz, R.M. M.A. Locke, L.A. Gaston and C.T. Bryson. 2000. Interactions of tillage and soil depth on fluometuron degradation in a Dundee silt loam soil. Tillage Res. 57:61-68.

Locke, M.A., L.A. Gaston and R.M. Zablotowicz. 1997. Acifluorfen sorption and sorption kinetics in soil. J. Agric. Food Chem. 45;286-293.

Reddy, K.N., M.A. Locke and L.A. Gaston. 1997. Tillage and cover crop effects on cyanazine adsorption and desorption kinetics. Soil Sci. 162:501-509.

Gaston, L.A., M.A. Locke and R.M. Zablotowicz. 1996. Sorption and degradation of bentazon in conventional- and no-till Dundee soil. J. Environ. Qual. 25:120-126.

Gaston, L.A., and M.A. Locke. 1996. Bentazon mobility through intact columns of conventional- and no-till Dundee soil. J. Environ. Qual. 25:1350-1356.

Gaston, L.A., M.A. Locke, S.C. Wagner, R.M. Zablotowicz and K.N. Reddy. 1996. Sorption of bentazon and degradation products in two Mississippi soil. Weed Sci. 44:678-682.

Locke, M.A., L.A. Gaston and R.M. Zablotowicz. 1996. Alachlor biotransformation and sorption in soil from two soybean tillage systems. J. Agric. Food Chem. 44:1128-1134.

Wagner, S.C., R.M. Zablotowicz, L.A. Gaston, M.A. Locke and J. Kinsella. 1996. Bentazon degradation in soil: Influence of tillage and history of bentazon application. J. Agric. Food Chem. 44:1593-1598.

Gaston, L.A., and M.A. Locke. 1995. Fluometuron sorption and transport in Dundee soil. J. Environ. Qual. 24:29-36.

Reddy, K.N., M.A. Locke, S.C. Wagner, R.M. Zablotowicz, L.A. Gaston and R.J. Smeda. 1995. Chlorimuron ethyl sorption and desorption kinetics in soils and herbicide-desiccated cover crop residues. J. Agric. Food Chem. 43:2752-2757.

Gaston, L.A., and M.A. Locke. 1994. Predicting alachlor mobility using batch sorption kinetic data. Soil Sci. 158:345-354.

Hinz. C., L.A. Gaston and H.M. Selim. 1994. Effect of sorption isotherm type on prediction of solute mobility in soil. Water Resour. Res. 30:3013-3021.

Locke, M.A., S.S. Harper and L.A. Gaston. 1994. Metribuzin mobility and degradation in undisturbed soil columns. Soil Sci. 157:279-288.

Mathews, B.W., L.E. Sollenberger, P. Nkedi-Kizza, L.A. Gaston and H.D. Hornsby. 1994. Soil sampling procedures for monitoring potassium distribution in grazed pastures. Agron. J. 86-121-126.

Nkedi-Kizza, P., L.A. Gaston and H.M. Selim. 1994. Extrinsic spatial variability of selected macronutrients in a sandy soil. Geoderma 63:05-106.

Gaston, L.A., H.M. Selim and P.M. Walthall. 1993. Predicting cation transport in smectitic soils. Soil Sci. Soc. Am. J. 57:307-310.

Selim, H.M., L.A. Gaston and R.S. Mansell. 1993. Predicting the mobility of exchangeable ions in soil. p. 141-146. Proceedings of the International Conference Physical Chemistry and Mass-Exchange Processes in Soils, Pushchino, Russia, October 12-16, 1992.

Gaston, L.A., R.S. Mansell and H.M. Selim. 1992. Predicting removal of major soil cations and anions during acid infiltration: Model evaluations. Soil Sci. Soc. Am. J. 56:944-950.

Gaston, L.A., and H.M. Selim. 1991. Predicting cation mobility in kaolinitic media based on exchange selectivities of kaolinite. Soil Sci. Soc. Am. J. 55:1255-1261.

Gaston, L., P. Nkedi-Kizza, G. Sawka and P.S.C. Rao. 1990. Spatial variability of morphological properties at a Florida flatwoods site. Soil Sci. Soc. Am. J. 54:527-533.

Gaston, L.A., and H.M. Selim. 1990. Transport of exchangeable cations in an aggregated clay soil. Soil Sci. Soc. Am. J. 54:31-38.

Gaston, L.A., and H.M. Selim. 1990. Predicting cation mobility in montmorillonitic media based on exchange selectivities of montmorillonite. Soil Sci. Soc. Am. J. 54:1525-1530.

Gaston, L.A., R.S. Mansell and R.D. Rhue. 1986. Sulfate mobility in acid soils and implications with respect to cation leaching: A review. Soil Crop Sci. Soc. Fla. 45:67-72.

Other

Gaston, L., D. Cooper and M. Stephens. 2010. Using hay harvest to reduce elevated soil phosphorus. Louisiana Agriculture. 53(2):27:29.

Powell, S., L. Johnson, T. Lavergne, T. Bidner, L. Southern and L. Gaston. 2010. Effect of dietary phosphorus level and phytase supplementation on growth performance, bone strength and phosphorus excretion in broilers. Louisiana Agriculture. 53(2):26-27.

Viator, H.P., R. Bengston, S. Hall, L. Gaston, M. Selim, J. Wang, B. Legendre, T. Hymel, J. Flanagan, J. Hoy, C. Kennedy and J. Prudente. 2008. Influence of sugarcane post-harvest residue management on yield,, water quality. Louisiana Agriculture. 51(2):39-40.

Gaston, L.A., and P.K. Bollich. 2004. Meeting Standards for Rice and Soybeans. Louisiana Agriculture. Vol. 47(2):10.

Shelton, J.L., L. Johnston, S.B. Williams, R. Payne, L.L. Southern, T. Bidner and L. Gaston. 2004. Adding phytase proves positive for poultry, swine diets. Louisiana Agriculture. Vol. 47(4):12-13.

Gaston, L.A. 2003. Tillage and cover crop effects on herbicide degradation. Louisiana Agriculture. Vol. 46(2):29.

Gaston, L., T. Clason and D. Cooper. 2003. Benefits of poultry litter fertilizer on pasture, silvopasture and forest soils. Louisiana Agriculture. Vol. 45(3):22-23.

Gaston, L.A., M.A. Locke, R.M. Zablotowicz, and K.N. Reddy. 2001. Spatial relationships among soil properties and weed populations in Beasley Lake watershed. In R.A. Rebich and S.S. Knight (eds.) The Mississippi Delta Management Systems Evaluation Areas Project, 1995-1999. Mississippi Agricultural and Forestry Experiment Station Information Bulletin 377.

Gaston, L.A., D.J. Boquet, S.D. Dotch, and M.A. Bosch. 2001. Cotoran wash-off from cover crop residues and degradation in Gigger soil^†. p. 144-154. In P.K. Bollich (ed.) Proceedings of the 23^rd Annual Southern Conservation Tillage Conference for Sustainable Agriculture. Monroe, LA. June 19-21.

Locke, M.A., R.M. Zablotowicz and L.A. Gaston. 1995. Fluometuron interactions in crop residue-managed soils. In W.L. Kingery and N. Buehring (eds.) Proceedings of the 1995 Annual Southern Conservation Tillage Conference for Sustainable Agriculture. Jackson, MS, June 26-28.