Projects

Environmentally Sound Utilization of Byproducts and Animal Wastes Appropriated (D)   Accession Number: 409616

Jobos Bay Conservation Effects Assessment Project Memorandum of Understanding (M)   Accession Number: 413225

Geographical Information System Database for Conservation Effects Assessment in the Jobos Bay National Estuarine Research Service Specific Cooperative Agreement (S)   Accession Number: 412339

Publications

Delineating Contaminants and Transport Pathways Within a Coastal Watershed in Southeast Puerto Rico - (Abstract) - (10-Sep-09)

Floating Vegetated Mats For Improving Surface Water Quality - (Book/Chapter) - (23-Jun-09)

Quantifying Phosphorus Levels in Soils, Plants, Surface Water and Shallow Groundwater Associated with Bahiagrass-Based Pastures - (Peer Reviewed Journal)

Sigua, G.C., Hubbard, R.K., Coleman, S.W. 2009. Quantifying Phosphorus Levels in Soils, Plants, Surface Water and Shallow Groundwater Associated with Bahiagrass-Based Pastures. Environmental Science and Pollution Research Journal. DOI: 10.1007/s11356-009-0226-1.

Levels of Inorganic Nitrogen in Soils, Plants and Shallow Groundwater Beneath Bahiagrass-Based Pastures with Cow-Calf Operations - (Peer Reviewed Journal)

Sigua, G.C., Hubbard, R.K., Coleman, S.W., Williams, M.J. 2009. Levels of Inorganic Nitrogen in Soils, Plants and Shallow Groundwater Beneath Bahiagrass-Based Pastures with Cow-Calf Operations. Nutrient Cycling in Agroecosystems Journal Online. DOI 10.1007/s10705-009-9260-0.

Nationally Coordinated Research to Predict Manure Nitrogen Availability - (Abstract)

Honeycutt, C.W., Griffin, T.S., Fortuna, A., Wienhold, B.J., Woodbury, B.L., Albrecht, S.L., Sistani, K.R., Torbert Iii, H.A., Hubbard, R.K., Powell, J.M., He, Z. 2008. Nationally Coordinated Research to Predict Manure Nitrogen Availability. American Society of Agronomy Abstracts. Published on CD-Rom.

Napier grass as a field border and bioenergy source - (Abstract)

Anderson, W.F., Hubbard, R.K., Strickland, T.C. 2008. Napier grass as a field border and bioenergy source. Proceedings: Joint Annual Meeting of the Georgia Chapters SWCS, ASABE, and IECA, June 5, 2008, Athens, GA.

Nitrogen Mineralization of Broiler Litter Applied to Southeastern Coastal Plain Soils - (Peer Reviewed Journal)

Hubbard, R.K., Bosch, D.D., Marshall, L.K., Strickland, T.C., Rowland, D., Griffin, T.S., Honeycutt, C.W., Albrecht, S.L., Sistani, K.R., Torbert Iii, H.A., Woodbury, B.L., Powell, J.M., Wienhold, B.J. 2008. Nitrogen Mineralization of Broiler Litter Applied to Southeastern Coastal Plain Soils. Journal of Soil and Water Conservation. 63(4):182-192.

Levels of Nitrogen in Soils, Plants and Shallow Groundwater Beneath Bahiagrass-Based Pastures with Cow-Calf Operations - (Abstract)

Sigua, G.C., Hubbard, R.K., Coleman, S.W. 2008. Levels of Nitrogen in Soils, Plants and Shallow Groundwater Beneath Bahiagrass-Based Pastures with Cow-Calf Operations [abstract]. American Society of Agronomy Branch Meeting. Dallas, Texas. February 3-5, 2008. CD-ROM Agronomy/2008.

Mineralization of Nitrogen from Broiler Litter As Affected by Soil Texture in the Southeastern Coastal Plain - (Abstract)

Hubbard, R.K., Bosch, D.D., Marshall, L.K., Strickland, T.C., Rowland, D., Griffin, T.S., Honeycutt, C.W., Albrecht, S.L., Sistani, K.R., Torbert III, H.A. 2007. Mineralization of nitrogen from broiler litter as affected by soil texture in the southeastern coastal plain. American Society of Agronomy Meetings, New Orleans, Louisiana, November 4 - 8, 2007.

Effect of Meloidogyne incognita infection on leaching of nitrogen in cotton - (Abstract)

Timper, P., Strickland, T.C., Hubbard, R.K. 2007. Effect of Meloidogyne incognita infection on leaching of nitrogen in cotton [abstract]. Journal of Nematology. 39:69.

Soil moisture and strain effects on entomopathogenic nematode suppression of the pecan weevil - (Trade Journal)

Shapiro Ilan, D.I., Cottrell, T.E., Brown, I., Gardner, W.A., Hubbard, R.K., Wood, B.W. 2007. Soil moisture and strain effects on entomopathogenic nematode suppression of the pecan weevil. Pecan Grower 19(1):32-38.

Little River Experimental Watershed Database - (Peer Reviewed Journal)

Bosch, D.D., Sheridan, J.M., Lowrance, R.R., Hubbard, R.K., Strickland, T.C., Feyereisen, G.W., Sullivan, D.G. 2007. Little River Experimental Watershed Database. Water Resources Research. 43, W09470, doi:10.1029/2006Wr005844.

Linking Process Level Function and Beta-ammonia Oxidizer Community Dynamics Across Varying Soils Following Manure Application - (Abstract)

Fortuna, A., Honeycutt, C.W., Marsh, T.L., Griffin, T.S., Larkin, R.P., He, Z., Wienhold, B.J., Sistani, K.R., Albrecht, S.L., Woodbury, B.L., Torbert Iii, H.A., Powell, J.M., Hubbard, R.K., Eigenberg, R.A., Wright, R.J. 2007. Linking Process Level Function and Beta-ammonia Oxidizer Community Dynamics Across Varying Soils Following Manure Application. Ecological Society of America Abstracts. 2007 CD-ROM.

Effects of Cover Crop Systems on Soil Physical Properties and Carbon/Nitrogen Sequestration in Coastal Plain Soils Under Conservation Tillage - (Abstract)

Hubbard, R.K., Strickland, T.C., Phatak, S.C., Scholberg 2007. Effects of Cover Crop Systems on Soil Physical Properties and Carbon/Nitrogen Sequestration in Coastal Plain Soils Under Conservation Tillage [abstract]. Journal of Soil and Water Conservation Society July 21-25, 2007, Tampa, Florida.

A Farm-Scale Test of Nitrogen Assimilation by Vegetated Buffer Systems Receiving Swine Lagoon Effluent by Overland Flow - (Peer Reviewed Journal)

Hubbard, R.K., Newton, G.L., Ruter, J.M. 2007. A farm-scale test of nitrogen assimilation by vegetated buffer systems receiving swine lagoon effluent by overland flow. Transactions of the ASABE. 50(1):53-64.

Nationally Coordinated Evaluation of Soil Nitrogen Mineralization Rate Using a Standardized Aerobic Incubation Protocol - (Peer Reviewed Journal)

Griffin, T.S., Honeycutt, C.W., Albrecht, S.L., Sistani, K.R., Torbert Iii, H.A., Wienhold, B.J., Woodbury, B.L., Hubbard, R.K., Powell, J.M. 2008. Nationally coordinated evaluation of soil nitrogen mineralization rate using a standardized aerobic incubation protocol. Communications in Soil Science and Plant Analysis. 39:257-268.

Effect of soil moisture and a surfactant on entomopathogenic nematode suppression of the pecan weevil, Curculio caryae - (Peer Reviewed Journal)

Shapiro Ilan, D.I., Cottrell, T.E., Brown, I., Gardner, W.A., Hubbard, R.K., Wood, B.W. 2006. Effect of soil moisture and a surfactant on entomopathogenic nematode suppression of the pecan weevil, Curculio caryae. Journal of Nematology. 38:474-482.

Role of a pond in reducing the threat of pathogen contamination from livestock and poultry litter applications in an agricultural watershed of the Southern Piedmont - (Abstract)

Jenkins, M., Fisher, D.S., Endale, D.M., Lowrance, R.R., Hubbard, R.K., Newton, L., Gay, P., Vellidis, G. 2007. Role of a pond in reducing the threat of pathogen contamination from livestock and poultry litter applications in an agricultural watershed of the Southern Piedmont. USDA-CSREES National Water Quality Conference.

Thermal Infrared Imagery for Better Water Conservation in Agricultural Fields - (Proceedings/Symposium)

Hawkins, G., Sullivan, D.G., Strickland, T.C., Truman, C.C., Hubbard, R.K., Lee, D., Beasley, J., Bland, G. 2007. Thermal Infrared Imagery for Better Water Conservation in Agricultural Fields. In: Georgia Water Resources Conference, March 27-29, 2007, Athens, Georgia.

Towards National Prediction of Manure N Availability: Soil Influence on Nitrifier Community and Nitrification - (Abstract)

Fortuna, A., Honeycutt, C.W., Marsh, T.L., Griffin, T.S., Larkin, R.P., He, Z., Wienhold, B.J., Sistani, K.R., Albrecht, S.L., Woodbury, B.L., Torbert Iii, H.A., Powell, J.M., Hubbard, R.K., Eigenberg, R.A., Wright, R.J. 2006. Towards National Prediction of Manure N Availability: Soil Influence on Nitrifier Community and Nitrification. American Society of Agronomy Abstracts. November 12-16, 2006, Indianapolis, Indiana. 2006 CD-ROM.

Use of Data from An Intensively-Monitored Field Site to Determine Input Parameters for Swat - (Proceedings/Symposium)

Feyereisen, G.W., Strickland, T.C., Bosch, D.D., Truman, C.C., Potter, T.L., Sullivan, D.G., Wauchope, R.D., Hubbard, R.K. 2006. Use of data from an intensively-monitored field site to determine input parameters for swat. In: Proceedings of the American Society of Agricultural and Biological Engineers Annual International Meeting (ASABE). Portland, OR, USA. July 7-9, 2006. Paper No. 062257.

Little River Experimental Watershed Water Quality Record: the First Three Decades - (Abstract)

Feyereisen, G.W., Lowrance, R.R., Sheridan, J.M., Hubbard, R.K., Bosch, D.D., Strickland, T.C. 2006. Little river experimental watershed water quality record: the first three decades [abstract]. Workshop: Managing agricultural landscapes for environmental quality: Strengthening the science base. Soil and Water Conservation Society Proceedings.

Comparison of Conservation and Conventional Tillage Effects on Water Quality in a Coastal Plain Soil - (Abstract)

Hubbard, R.K., Bosch, D.D., Strickland, T.C., Truman, C.C., Potter, T.L. 2006. Comparison of Conservation and Conventional Tillage Effects on Water Quality in a Coastal Plain Soil [abstract]. Soil and Water Conservation Society Proceedings, October 11-13, 2006, Kansas City, Missouri.

Cover Crop System Effects on Carbon/nitrogen Sequestration and the Physical Properties of Coastal Plain Soils under Conservation Tillage - (Abstract)

Hubbard, R.K., Strickland, T.C., Phatak, S.C., Scholberg, J.M. 2006. Cover crop system effects on carbon/nitrogen sequestration and the physical properties of coastal plain soils under conservation tillage [abstract]. World Congress of Soil Science, Philadelphia, PA. July 2006. CD-ROM.

Little River Experimental Watershed Water Quality Record: the First Three Decades - (Abstract)

Feyereisen, G.W., Lowrance, R.R., Sheridan, J.M., Hubbard, R.K., Bosch, D.D., Strickland, T.C. 2006. Little river experimental watershed water quality record: the first three decades [abstract]. Second Interagency Conference on Research in the Watersheds.

Standardizing Aerobic Incubation Methods: Is It Possible? - (Abstract)

Griffin, T.S., Honeycutt, C.W., Albrecht, S.L., Hubbard, R.K., Powell, J.M., Sistani, K.R., Torbert III, H.A., Wienhold, B.J., Woodbury, B.L. 2005. Standardizing aerobic incubation methods: is it possible?. American Society of Agronomy Abstracts. ON CD

Long-Term Impact of Broiler Litter on Chemistry of a Coastal Plain Soil - (Peer Reviewed Journal)

Gascho, G.K., Hubbard, R.K. 2006. Long-term impact of broiler litter on chemical properties of a coastal plain soil. Journal of Soil and Water Conservation. 61(2):65-74.

Influence of Microplot Cylinders on Soil Moisture and Temperature in Two Coastal Plain Soils - (Abstract)

Marshall, L.K., Bosch, D.D., Hubbard, R.K., Rowland, D. 2005. Influence of microplot cylinders on soil moisture and temperature in two coastal plain soils [abstract]. In: Proceedings of the Soil Science Society of America.

Standardizing Aerobic Incubation Methods: Is It Possible? - (Abstract)

Griffin, T.S., Honeycutt, C.W., Albrecht, S.L., Hubbard, R.K., Powell, J.M., Sistani, K.R., Wienhold, B.J. 2005. Standardizing aerobic incubation methods: is it possible? Agronomy Abstracts.

Protocols for Nationally Coordinated Laboratory and Field Research on Manure Nitrogen Mineralization - (Peer Reviewed Journal)

Honeycutt, C.W., Griffin, T.S., Wienhold, B.J., Eghball, B., Albrecht, S.L., Powell, J.M., Woodbury, B.L., Sistani, K.R., Hubbard, R.K., Torbert III, H.A., Eigenberg, R.A., Wright, R.J., Jawson, M.D., He, Z. 2005. Protocols for nationally coordinated laboratory and field research on manure nitrogen mineralization. Communications in Soil Science and Plant Analysis. 36: 2807-2822.

Land Treatment of Swine Lagoon Effluent Using Overland Flow Vegetated Buffer Systems - (Proceedings/Symposium)

Hubbard, R.K., Newton, L. 2005. Land treatment of swine lagoon effluent using overland flow vegetated buffer systems. In: Proceedings of the Symposium on the State of the Science of Animal Manure. January 6, 2005, San Antonio, Texas. 2005 CDROM.

Use of Floating Vegetation to Remove Nutrients from Swine Lagoon Wastewater - (Peer Reviewed Journal)

Hubbard, R.K., Gascho, G.J., Newton, G.L. 2004. Use of floating vegetation to remove nutrients from swine lagoon wastewater. Transactions of the ASAE. 47(6):1963-1972.

The Effects of Conservation Tillage and Cover Crops on Physical Properties of Coastal Plain Soils - (Abstract)

Hubbard, R.K., Phatak, S.C., Reed, R., Strickland, T.C. 2004. The effects of conservation tillage and cover crops on physical properties of coastal plain soils [abstract]. Agronomy Abstracts. January 04, 2004. CDROM.

Use of Remm to Compare Buffer Systems - (Abstract)

Williams,R.G., Lowrance,R.R., Gilbert,J., Sheridan,J.M., Bosch,D.D., Hubbard,R.K. Use of remm to compare buffer systems. In: R.Lowrance (ed.) Riaprian Ecosystems and Buffers: Multi-scale structure, function, and management. 2004. American Water Resources Association Conference Proceedings, Middleburg, VA. (compact disc)

Evaluation of An Overland Flow Vegetated Buffer Treatment System for Swine Lagoon Effluent - (Abstract)

Hubbard, R.K., Newton, G. 2004. Evaluation of an overland flow vegetated buffer treatment system for swine lagoon effluent (abstract). Sustainable Land Application Conference. Lake Buena Vista, Florida. Jan. 4-8, 2004. p. 103.

Fate of Nitrogen in the Southeastern Coastal Plain - (Peer Reviewed Journal)

Hubbard, R.K., Sheridan, J.M., Lowrance, R.R., Bosch, D.D., Vellidis, G. 2004. Fate of nitrogen in the southeastern coastal plain. Journal of Soil and Water Conservation. 59(2):72-96.

Water Quality and the Grazing Animal - (Peer Reviewed Journal)

Hubbard, R.K., Newton, G.L., Hill, G. 2004. Water quality and the grazing animal. Journal of Animal Science. 82(E.Suppl.):E255-E263.

In Vitro Disappearances of E. Coli and Enterococci Related to Light, Predation, and Sedimentation - (Abstract)

Fisher, D.S., Jenkins, M., Lowrance, R.R., Hubbard, R.K., Strickland, T.C., Vellidis, G., Newton, G.L. 2003. In vitro disappearances of E. coli and enterococci related to light, predation, and sedimentation [Abstract]. American Society of Agronomy Abstracts. A05-fisher927072-oral.

Soils Control Nutrient Filtering in Coastal Plain Riparian Ecosystems - (Abstract)

Lowrance, R.R., Hubbard, R.K., Bosch, D.D., West, L.T., Vellidis, G., Potter, R. 2003. Soils control nutrient filtering in coastal plain riparian ecosystems. Soil Science Society of America Annual Meeting. Abstract 507-600341, SSSA Proceedings (Compact Disk)

Use of Floating Vegetation to Remove Nutrients from Swine Wastewater Lagoons - (Abstract)

HUBBARD, R.K., GASCHO, G.J., NEWTON, G.L. USE OF FLOATING VEGETATION TO REMOVE NUTRIENTS FROM SWINE WASTEWATER LAGOONS. THE SOUTHERN AGRICULTURE WORKERS MEETING. ABSTRACT P. 26. 2003.

Water Quality and the Grazing Animal - (Abstract)

HUBBARD, R.K., NEWTON, G., HILL, G. WATER QUALITY AND THE GRAZING ANIMAL. AMERICAN ASSOCIATION OF ANIMAL SCIENTISTS SYMPOSIUM. ABSTRACT P. 128. 2003.

A Derived-Distribution Approach to Daily Loads of Sediment in Coastal Plain Streamflow - (Proceedings/Symposium)

Hubbard, R.K., Sheridan, J.M., Bosch, D.D. 2003. A derived-distribution approach to daily loads of sediment in coastal plain streamflow. First Interagency Conference on Research in the Watersheds. In: Renard, Kenneth G., McElroy, Stephen A., Bburek, William J., Canfield, H. Evan and Scott, Russell L., eds. First Interagency Conference on Research in the watersheds. October 27-30, 2003, United States Department of Agriculture, Agricultural Research Service, p.. 595-600.

Phosphorus and Nitrogen Leachability on Agricultural Fields Used for Land Application of Poultry Waste - (Proceedings/Symposium)

Hawkins, G.L., Sierra, D., Hubbard, R.K. 2003. Phosphorus and nitrogen leachability on agricultural fields used for land application of poultry waste. ASAE Annual International Meeting. 07/05/2003.

A Derived-Distribution Approach to Daily Loads of Sediment in Coastal Plain Streamflow - (Abstract)

HUBBARD, R.K., SHERIDAN, J.M., BOSCH, D.D. A DERIVED-DISTRIBUTION APPROACH TO DAILY LOADS OF DISSOLVED AND SUSPENDED SOLIDS IN COASTAL PLAIN STREAMFLOW. INTERAGENCY CONFERENCE ON RESEARCH IN THE WATERSHEDS. PAGE 595-600. 2003.

Total Solids and Suspended Sediment Loads in Coastal Plain Streamflow - a Derived Distribution to Total Daily Loads - (Abstract)

HUBBARD, R.K., SHERIDAN, J.M., BOSCH, D.D. TOTAL SOLIDS AND SUSPENDED SEDIMENT LOADS IN COASTAL PLAIN STREAMFLOW - A DERIVED DISTRIBUTION TO TOTAL DAILY LOADS. SOIL AND WATER CONSERVATION SOCIETY PROCEEDINGS. ABSTRACT #54. 2003.

A Field Test of the Root Zone Quality Model (Rzwqm) for Multiple-Crop Fertilizer Fate and Transport in a Coastal Plain Field - (Abstract)

Schwartz, L., Hubbard, R.K., Wauchope, R.D., Sheridan, J.M., Truman, C.C., Bosch, D.D. 2003. A field test of the root zone quality model (RZWQM) for multiple-crop fertilizer fate and transport in a coastal plain field [abstract]. Soil and Water Conservation Society Proceedings. Abstract no. 39.

Managing Manure Nutrients Through Multi-Crop Forage Production - (Peer Reviewed Journal)

NEWTON, G.L., BERNARD, J.K., HUBBARD, R.K., ALLISON, J.R., LOWRANCE, R.R., GASCHO, G.J., GATES, R.N., VELLIDIS, G. MANAGING MANURE NUTRIENTS THROUGH MULTI-CROP FORAGE PRODUCTION. JOURNAL OF DAIRY SCIENCE. 86(6):2243-2252. 2003.

Nutrient Transport in a Restored Riparian Wetland - (Peer Reviewed Journal)

Vellidis, G., Lowrance, R.R., Gay, P., Hill, R., Hubbard, R.K. 2003. Nutrient transport in a restored riparian wetland. Environmental Quality. 32:711-726.

Long Term Impact of Swine Lagoon Wastewater on Shallow Groundwater Nitrogen Levels in Vegetated Buffer Systems - (Proceedings/Symposium)

HUBBARD, R.K., NEWTON, G.L. LONG TERM IMPACT OF SWINE LAGOON WASTEWATER ON SHALLOW GROUNDWATER NITROGEN LEVELS IN VEGETATED BUFFER SYSTEMS. WATER ENVIRONMENT FEDERATION, MAY 6-8, 2002. www.biosolids.com. 2002.

Use of Grass Filter Strip to Remove Herbicide and Defoliant Residues in Runoff from Land in Cotton Production - (Book/Chapter)

POTTER, T.L., HUBBARD, R.K., BEDNARZ, C., GATES, R.N., HANNA, W.W. USE OF GRASS FILTER STRIP TO REMOVE HERBICIDE AND DEFOLIANT RESIDUES IN RUNOFF FROM LAND IN COTTON PRODUCTION. C. BEDNARZ AND S. CULPEPPER, EDITORS. 2001 GEORGIA COTTON RESEARCH AND EXTENSION REPORT. UNIVERSITY OF GEORGIA PUBLICATION #4, ATHENS, GA. PP. 192-206. 2002.