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Harry Schomberg
Sustainable Agricultural Systems Laboratory
Ecologist

Phone: (301) 504-5379 ext. 429
Fax: (301) 504-6491
Room 227

10300 BALTIMORE AVENUE
BLDG 001 BARC-WEST
BELTSVILLE , MD 207052350
Projects
Cover Crop-Based Weed Management: Defining Plant-Plant and Plant-Soil Mechanisms and Developing New Systems
In-House Appropriated (D)
  Accession Number: 429826
Enhancing Sustainability of Mid-Atlantic Agricultural Systems Using Agroecological Principles and Practices
In-House Appropriated (D)
  Accession Number: 435046
Effect of Cover Crop Growth Stage and Quality on Allelochemical Bioavailability in Soil Rhizosphere
Non-Assistance Cooperative Agreement (S)
  Accession Number: 428753
Project Sustain: Enhancing Urban Agriculture through Research and Outreach
Non-Assistance Cooperative Agreement (S)
  Accession Number: 429420
Evaluating Water Availability and Crop Stress using Soil Water and Plant Canopy Sensors
Non-Assistance Cooperative Agreement (S)
  Accession Number: 429768
Water: The Story that will Finally push Cover Adoption in the Southeast and Mid-Atlantic
Non-Assistance Cooperative Agreement (S)
  Accession Number: 430574
Leveraging Long-Term Agroecological Research to Improve Agronomic, Economic and Environmental Performance of Organic Grain Production
Non-Assistance Cooperative Agreement (S)
  Accession Number: 430831
Project Sustain II: Enhancing Urban Agriculture through Research and Outreach
Non-Assistance Cooperative Agreement (S)
  Accession Number: 431424

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Water in the Cloud: A new system for field water monitoring with Cloud data access -
Evett, S.R., Schomberg, H.H., Thompson, A.I., Schwartz, R.C., O'Shaughnessy, S.A., Andrade, M.A. 2018. Water in the Cloud: A new system for field water monitoring with Cloud data access. In: 2018 Irrigation Association Show and Education Conference Technical Session Proceedings. Irrigation Association Conference, December 3-7, 2018, Long Beach, California. p. 1-6. https://www.irrigation.org/IA/FileUploads/IA/Resources/TechnicalPapers/2018/Water_In_The_Cloud_EVETT.pdf
Delineation of agricultural drainage pipe patterns using ground penetrating radar integrated with a real-time kinematic global navigation satellite system -
Allred, B.J., Wishart, D., Martinez, L.R., Schomberg, H.H., Mirsky, S.B., Meyers, G.E., Elliott, J., Charyton, C. 2018. Delineation of agricultural drainage pipe patterns using ground penetrating radar integrated with a real-time kinematic global navigation satellite system. Agriculture. 8, 167. https://doi:10.3390/agriculture8110167.
Precision agriculture and irrigation - Current US perspectives -
Evett, S.R., Oshaughnessy, S.A., Andrade, M.A., Colaizzi, P.D., Schomberg, H.H., Anderson, M.C., Kustas, W.P. 2018. Precision agriculture and irrigation - Current US perspectives [abstract]. ASABE Annual International Meeting. Paper No. 1801789.
Corn grain yield from broiler litter (BL) and flue gas desulfurized gypsum (FGDG) amended coastal plain soil -
Electromagnetic and nuclear soil water sensing methods: Comparisons and newer technologies -
Evett, S.R., Schwartz, R.C., Schomberg, H.H. 2018. Electromagnetic and nuclear soil water sensing methods: Comparisons and newer technologies [abstract]. In: Report of the Second Research Coordination Meeting of the CRP D1.50.17 "Nuclear Techniques for a Better Understanding of the Impact of Climate Change on Soil Erosion in Upland Agro-ecosystems (D1.50.17)". April 16-20, 2018. Rabat, Morocco.
Metals in soil and runoff from a piedmont hayfield amended with broiler litter and flue gas desulfurization gypsum -
Schomberg, H.H., Endale, D.M., Jenkins, M., Chaney, R.L., Franklin, D.H. 2018. Metals in soil and runoff from a piedmont hayfield amended with broiler litter and flue gas desulfurization gypsum. Journal of Environmental Quality. 47:326-335. https://doi.org/10.2134/jeq2017.09.0353.
Runoff amount and quality as influenced by tillage and fertilizer management choices in a Cecil soil -
Endale, D.M., Schomberg, H.H., Truman, C.C., Franklin, D.H., Jenkins, M., Fisher, D.S. 2017. Runoff amount and quality as influenced by tillage and fertilizer management choices in a Cecil soil. ASA-CSSA-SSSA annual meeting, October 22-25,2017, Tampa, FL. CD-Rom.
Analysis of various quality attributes of sunflower and soybean plants by near infra-red reflectance spectroscopy: Development and validation of calibration models -
Saha, U., Endale, D.M., Tillman, P.G., Johnson, W.C., Gaskin, J., Sonon, L., Schomberg, H.H., Yang, Y. 2017. Analysis of various quality attributes of sunflower and soybean plants by near infra-red reflectance spectroscopy: Development and validation of calibration models. American Journal of Analytical Chemistry. 8:462-492. Https://doi.org/10.4236/ajac.2017.87035.
Phosphorus, iron, and aluminum losses in runoff from a rotationally-grazed pasture in Georgia, USA -
Endale, D.M., Schomberg, H.H., Fisher, D., Owens, L., Jenkins, M., Bonta, J. 2017. Phosphorus, iron, and aluminum losses in runoff from a rotationally-grazed pasture in Georgia, USA. Transactions of the ASABE. 60(3):861-875. Https://doi:10.13031/trans.12053.
Characterizing cereal rye biomass and allometric relationships across a range of fall available nitrogen rates in the eastern United States -
Mirsky, S.B., Spargo, J.T., Curran, W.S., Reberg-Horton, S., Ryan, M., Schomberg, H.H., Ackroyd, V.J. 2017. Characterizing cereal rye biomass and allometric relationships across a range of fall available nitrogen rates in the eastern United States. Agronomy Journal. 109:1520-1531.
Residue decomposition of submodel of WEPS -
Runoff phosphorus in a small rotationally-grazed pasture in Georgia with no history of broiler litter application -
Endale, D.M., Schomberg, H.H. 2016. [ABSTRACT] Runoff phosphorus in a small rotationally-grazed pasture in Georgia with no history of broiler litter application. Presented at ASA, CSSA, & SSSA Annual Meeting, Phoenix, AZ, 11/6-9,2016.
Parasitism of Megacopta cribraria (Hemiptera: Plataspidae)by Paratelenomus saccharalis (Hymenoptera: Platygastridae) in organic soybean plots in Georgia, USA -
Tillman, P.G., Gaskin, J., Endale, D.M., Johnson, W.C., Schomberg, H.H. 2016. Parasitism of Megacopta cribraria (Hemiptera: Plataspidae)by Paratelenomus saccharalis (Hymenoptera: Platygastridae) in organic soybean plots in Georgia, USA. Florida Entomologist. 99(2):300-302.
The Lower Chesapeake Bay LTAR: A coastal urban-agricultural region -
Mccarty, G.W., Alfieri, J.G., Cavigelli, M.A., Cosh, M.H., Hapeman, C.J., Kustas, W.P., Maul, J.E., Mirsky, S.B., Pooler, M.R., Sadeghi, A.M., Schomberg, H.H., Timlin, D.J. 2015. The Lower Chesapeake Bay LTAR: A coastal urban-agricultural region. Geological Society of America Meeting. CDROM.
Assessing benefits and risk of using flue gas desulfurized gypsum (FGDG) as soil amendment in a Coastal Plain soil -
Endale, D.M., Strickland, T.C., Bosch, D.D., Potter, T.L., Coffin, A.W., Schomberg, H.H. 2015. [ABSTRACT] Assessing benefits and risk of using flue gas desulfurized gypsum (FGDG) as soil amendment in a Coastal Plain soil. Presented at American Society of Agronomy, Crop Science society of America, and Soil Science society of America 2015 Annual International Meeting in Minneapolis, Minnesota, 11/15-18/2015.
Curve numbers from conventional and no-till cropping: A 39-yr dataset from a small Georgia Piedmont watershed -
Endale, D.M., Schomberg, H.H., Fisher, D.S., Jenkins, M. 2015. Curve numbers from conventional and no-till cropping: A 39-yr dataset from a small Georgia Piedmont watershed. Transactions of the ASABE. 58(2):379-391.
Stratification of phosphorus forms from long-term conservation tillage and poultry litter application -
Cade-Menun, B.J., He, Z., Zhang, H., Endale, D.M., Schomberg, H.H., Liu, C.W. 2015. Stratification of phosphorus forms from long-term conservation tillage and poultry litter application. Soil Science Society of America Journal. 79:504-516.
Tillage and rotational effects on exchangeable and enzyme-labile phosphorus forms in conventional and organic cropping systems -
Dao, T.H., Schomberg, H.H., Cavigelli, M.A. 2014. Tillage and rotational effects on exchangeable and enzyme-labile phosphorus forms in conventional and organic cropping systems. Nutrient Cycling in Agroecosystems. 101:153-165.
Soluble calcium amendments: reducing pathogen losses -
Managing weeds in conservation systems: overcoming herbicide-resistant -weeds in the Mid-South and Southeastern U.S. -
Price, A.J., Culpepper, S.A., Kelton, J.A., Marshall, M., Nichols, R.L., Burmester, C.H., Schomberg, H.H. 2014. Managing weeds in conservation systems: overcoming herbicide-resistant -weeds in the Mid-South and Southeastern U.S. . Soil and Water Conservation Society. CDROM.
Biologically based fertilizer recommendations to meet yield expectations and preserve water quality -
Curve numbers for no-till: field data versus standard tables -
Glyphosate resistant weeds - a threat to conservation agriculture -
Price, A.J., Balkcom, K.S., Culpepper, S.A., Kelton, J.A., Nichols, R.L., Burmester, C.H., Schomberg, H.H. 2014. Glyphosate resistant weeds - a threat to conservation agriculture. World Congress on Conservation Agriculture, June 23-25, 2014, Winnepeg, Canada. p. 3-4.
Grazing winter rye cover crop in a cotton no-till system: yield and economics -
Schomberg, H.H., Fisher, D.S., Reeves, D.W., Endale, D.M., Raper, R.L., Jayaratne, K., Gamble, G.R., Jenkins, M. 2014. Grazing winter rye cover crop in a cotton no-till system: yield and economics. Agronomy Journal. 106:1041-1050. DOI:10.2134/agronj13.0434.
Runoff under natural rainfall from small tall fescue catchments in the Georgia Piedmont, United States -
Endale, D.M., Franzluebbers, A.J., Stuedemann, J., Seman, D.H., Franklin, D.H., Schomberg, H.H. 2013. Runoff under natural rainfall from small tall fescue catchments in the Georgia Piedmont, United States. Journal of Soil and Water Conservation Society. 68(6):474-486.
Flue gas desulfurization gypsum: Implication for runoff and nutrient losses associated with broiler litter use on pastures on Ultisols -
Endale, D.M., Schomberg, H.H., Fisher, D.S., Franklin, D.H., Jenkins, M. 2013. Flue gas desulfurization gypsum: Implication for runoff and nutrient losses associated with broiler litter use on pastures on Ultisols. Journal of Environmental Quality. doi: 10.2134/jeq2012.0259.
Hydrologic transport of fecal bacteria attenuated by flue gas desulfurization gypsum -
Jenkins, M., Schomberg, H.H., Endale, D.M., Franklin, D.H., Fisher, D. 2013. Hydrologic transport of fecal bacteria attenuated by flue gas desulfurization gypsum. Journal of Environmental Quality. doi: 10.2134/jeq2012.0132.
Potential use of FGD gypsum for overcoming environmental problems in the Southeast -
Endale, D.M., Schomberg, H.H., Fisher, D.S., Franklin, D.H., Jenkins, M. 2012. Potential use of FGD gypsum for overcoming environmental problems in the Southeast. American Society of Agronomy Abstracts. 10/21-24/2012.
P-31 NMR characterization of fertilizer residual P in cotton/corn fields -
He, Z., Cade-Menun, B.J., Zhang, H., Endale, D.M., Schomberg, H.H. 2012. P-31 NMR characterization of fertilizer residual P in cotton/corn fields (abstract). Soil Science Society of America. Paper No. 71467.
Hydrologic transport of fecal bacteria attenuated by flu gas desulfurized (FGD) gypsum -
Jenkins, M., Schomberg, H.H., Endale, D.M., Franklin, D.H., Fisher, D. 2012. Hydrologic transport of fecal bacteria attenuated by flu gas desulfurized (FGD) gypsum. American Society for Microbiology General Meeting.
Biochars impact on soil moisture storage in an Ultisol and two Aridisols -
Novak, J.M., Busscher, W.J., Watts, D.W., Amonette, J., Ippolito, J.A., Lima, I.M., Gaskin, J., Das, K.C., Steiner, C., Ahmedna, M., Rehrah, D., Schomberg, H.H. 2012. Biochars impact on soil moisture storage in an Ultisol and two Aridisols. Soil Science. 177(5):310-320.
Allelopathic effects of sunnhemp (Crotalaria juncea L.) on germination of vegetables and weeds -
Skinner, E.M., Diaz-Perez, J., Phatak, S., Schomberg, H.H., Vencill, W. 2012. Allelopathic effects of sunnhemp (Crotalaria juncea L.) on germination of vegetables and weeds. HortScience. 47(1):138-142.
Influence of Biochar on Nitrogen Fractions in a Coastal Plain Soil -
Schomberg, H.H., Gaskin, J.W., Harris, K., Das, K.C., Novak, J.M., Busscher, W.J., Watts, D.W., Woodroof, R.H., Lima, I.M., Ahmedna, M., Rehrah, D., Xing, B. 2012. Influence of Biochar on Nitrogen Fractions in a Coastal Plain Soil. Journal of Environmental Quality. 41(4):1087-1095.
Nutrient source and tillage influences on nitrogen availability in a Southern Piedmont corn cropping system Reprint Icon -
Schomberg, H.H., Endale, D.M., Jenkins, M., Fisher, D.S. 2011. Nutrient source and tillage influences on nitrogen availability in a corn cropping system on a southern Piedmont soil. Biology and Fertility of Soils. 44(7):823-831. DOI: 10.1007/s00374-011-0582-0.
Water extractable soil organic carbon and nitrogen affected by tillage and manure application -
Zhang, M., He, Z., Zhao, A., Zhang, H., Endale, D.M., Schomberg, H.H. 2011. Water extractable soil organic carbon and nitrogen affected by tillage and manure application. Soil Science. 176:307-312.
UV and fluorescence spectral features of water extractable organic matter of soils from manure application under different tillage -
He, Z., Zhang, M., Zhao, A., Zhang, H., Endale, D.M., Schomberg, H.H. 2011. UV and fluorescence spectral features of water extractable organic matter of soils from manure application under different tillage. Abstracts of the 3rd International Symposium on Soil Organic Matter Dynamics: Land Use, Management and Global Change. July 11-14, 2011, Leuven, Belgium. p. 202.
No-till and curve numbers a closer look -
Endale, D.M., Schomberg, H.H., Fisher, D.S., Jenkins, M. 2011. No-till and curve numbers a closer look. Georgia Water Resources Conference. CDROM.
Water quantity and quality from a small Georgia Piedmont pasture during 1998-2009: Impact of drought -
Endale, D.M., Fisher, D.S., Jenkins, M., Schomberg, H.H., Stevens, C.L. 2011. Water quantity and quality from a small Georgia Piedmont pasture during 1998-2009: Impact of drought. Georgia Water Resources Conference. CDROM.
Difficult lessons learned in measuring stage and flow rate on small watersheds -
Endale, D.M., Fisher, D.S., Jenkins, M., Schomberg, H.H. 2011. Difficult lessons learned in measuring stage and flow rate on small watersheds. Applied Engineering in Agriculture. 27(6):933-936.
Evaluation of FGD-gypsum to improve forage production and reduce phosphorus lossed from Piedmont soils Reprint Icon -
Schomberg, H.H., Fisher, D.S., Endale, D.M., Franklin, D.H., Jenkins, M. 2011. Evaluation of FGD-gypsum to improve forage production and reduce phosphorus lossed from Piedmont soils. The 2011 World of Coal Ash, May 9-12, 2011, Denver Colorado. CDROM.
Erodibility of a sodic soil amended with FGD gypsum Reprint Icon -
Rhoton, F.E., Mcchesney, D.S., Schomberg, H.H. 2011. Erodibility of a sodic soil amended with FGD gypsum. The 2011 World of Coal Ash Conference, May 09-12, 2011, Denver, Colorado. CDROM.
Runoff water quality during drought in a zero-order Georgia Piedmont pasture: nitrogen and total organic carbon -
Endale, D.M., Fisher, D.S., Owens, L.B., Jenkins, M., Schomberg, H.H., Tebes-Stevens, C.L., Bonta, J.V. 2011. Runoff water quality during drought in a zero-order Georgia Piedmont pasture: nitrogen and total organic carbon. Journal of Environmental Quality. 40:969-979.
Glyphosate-resistant palmer amaranth: a threat to conservation agriculture -
Price, A.J., Balkcom, K.S., Culpepper, S.A., Kelton, J.A., Nichols, R.L., Schomberg, H.H. 2011. Glyphosate-resistant palmer amaranth: a threat to conservation agriculture. Journal of Soil and Water Conservation. 66:265-275.
Using cover crops and cropping systems for nitrogen management -
Dabney, S.M., Meisinger, J.J., Schomberg, H.H., Liebig, M.A., Kaspar, T.C., Delgado, J.A., Mitchell, J., Reeves, D.W. 2010. Using cover crops and cropping systems for nitrogen management. p. 230-281. In Delgado, J.A. and R.F. Follett (eds) Advances in Nitrogen Management for Water Quality, Ankeny, IA.
Amendment and Tillage Impacts on Water Extractable Carbon and Nitrogen in Soil -
Zhang, M., He, Z., Zhao, A., Endale, D.M., Schomberg, H.H. 2010. Amendment and Tillage Impacts on Water Extractable Carbon and Nitrogen in Soil. Soil Science Society of America Annual Meeting. Available: http://a-c-s.confex.com/crops/2010am/webprogram/paper58005.html.
Curve numbers from a long-term no-till crop field in the Georgia Piedmont -
Endale, D.M., Schomberg, H.H., Fisher, D.S., Jenkins, M. 2010. Curve numbers from a long-term no-till crop field in the Georgia Piedmont. 32nd Annual Southern Conservation Agricultural Systems Conference, July 20-22, 2010, Jackson, Tennessee. CDROM.
Tillage and nutrient source effects on nitrogen availability in a southern Piedmont soil -
Schomberg, H.H., Endale, D.M., Jenkins, M., Fisher, D.S. 2010. Tillage and nutrient source effects on Nitrogen Availability in a southern Piedmont soil [abstract]. 32nd Southern Conservation Tillage Conference for Sustainable Agriculture (SCTCSA), July 20-22, 2010, Jackson, Tennessee. CDROM.
Quality of runoff from a small Piedmont pasture with periods of drought Reprint Icon -
Endale, D.M., Owens, L.B., Fisher, D.S., Jenkins, M., Schomberg, H.H., Stevens, C., Bonta, J.V. 2010. Quality of runoff from a small Piedmont pasture with periods of drought. ASA-CSSA-SSSA International Annual Meetings, October 31-November 2, 2010, Long Beach, CA. CDROM.
Cattle impacts on cotton production on a Piedmont landscape -
Schomberg, H.H., Fisher, D.S., Raper, R.L., Endale, D.M., Jenkins, M. 2010. Cattle impacts on cotton production on a Piedmont landscape [abstract]. ASA-CSSA-SSSA International Annual Meeting. CDROM.
Biochar effects on nitrogen fertilizer in a loamy sand of the southeastern United States -
Gaskin, J., Schomberg, H.H., Novak, J.M., Das, K.C., Ahmedna, M., Lima, I.M. 2010. Biochar effects on nitrogen fertilizer in a loamy sand of the southeastern United States [abstract]. ASA-CSSA-SSSA International Meeting October 31 to November 4, 2010, Long Beach, California. CDROM.
Effetive methods in educating extension agents and farmers on conservation farming technology -
Jayaratne, K.U., Schomberg, H.H., Raper, R.L., Balkcom, K.S., Archer, D.W., Kaphammer, B.J. 2010. Effetive methods in educating extension agents and farmers on conservation farming technology [abstract]. North American Colleges and Teachers of Agriculture.
Ammonia volatilization from soils amended with biochars of different pH -
Harris, K., Gaskin, J., Schomberg, H.H., Das, K.C. 2010. Ammonia volatilization from soils amended with biochars of different pH [abstract]. Biochar Conference, June 27/30/2010, Ames, Iowa. CDROM.
Examination of curve numbers from a small piedmont catechment under 33 years of no-till crop management -
Endale, D.M., Schomberg, H.H., Fisher, D.S., Jenkins, M. 2010. Examination of curve numbers from a small piedmont catechment under 33 years of no-till crop management. Joint Federal Interagency Conference on Sedimentation and Hydrologic Modeling (JFIC2010: 9thFISC & 4thFIHMC, June 27 - July 1, 2010, Las Vegas, Nevada. CDROM.
Data quality assurance in pressure transducer-based automatic water level monitoring -
Endale, D.M., Fisher, D.S., Jenkins, M., Schomberg, H.H. 2010. Data quality assurance in pressure transducer-based automatic water level monitoring. Proceedings of the American Society of Agricultural and Biological Engineers International (ASABE).
Characterization of designer biochar produced at different temperatures and their effects on a loamy sand -
Novak, J.M., Lima, I., Xing, B., Gaskin, J.W., Steiner, C., Das, K.C., Ahmedna, M., Rehrah, D., Watts, D.W., Busscher, W.J., Schomberg, H.H. 2009. Characterization of designer biochar produced at different temperatures and their effects on a loamy sand. Annals of Environmental Science. 3:195-206.
Grazing winter cover crops in a cotton-cover crop conservation tillage system -
Schomberg, H.H., Reeves, D.W., Fisher, D.S., Raper, R.L., Endale, D.M., Jenkins, M. 2009. Grazing winter cover crops in a cotton-cover crop conservation tillage system [Abstract]. ASA-CSSA-SSSA International Annual Meeting, November 1-5, 2009, Pittsburg, Pennsylvania.
Total phosphorus, zinc, copper, and manganese concentrations in cecil soil through ten years of poultry litter application -
He, Z., Endale, D.M., Schomberg, H.H., Jenkins, M. 2009. Total phosphorus, zinc, copper, and manganese concentrations in cecil soil through ten years of poultry litter application. Soil Science. 174:687-695.
Management implications of conservation tillage and poultry litter use for Southern Piedmont USA cropping systems Reprint Icon -
Endale, D.M., Schomberg, H.H., Jenkins, M., Franklin, D.H., Fisher, D.S. 2010. Management implications of conservation tillage and poultry litter use for Southern Piedmont USA cropping systems. Nutrient Cycling in Agroecosystems. On-line. DOI 10.1007/s/0705-009-938-Z. 88:299-313.
Sequential P Extracts in Cecil soil during ten years of conventional and conservation tillage cropping management with and without poultry litter -
Endale, D.M., He, Z., Schomberg, H.H., Zhang, H., Jenkins, M., Honeycutt, C.W. 2009. Sequential P Extracts in Cecil soil during ten years of conventional and conservation tillage cropping management with and without poultry litter [abstract]. ASA-CSSA-SSSA Annual Meeting, November 1-5, 2009, Pittsburg, Pennsylvania.
Soil and water conservation in the southeastern United States: A look at conservation practices past, present, and future -
Busscher, W.J., Schomberg, H.H., Raper, R.L. 2010. Soil and water conservation in the southeastern United States: A look at conservation practices past, present, and future. In: Zobeck, T.M., Schillinger, W.F., editors. Soil and Water Conservation Advances in the United States. Madison, WI:Soil Science Society of America Special Publication 60. p. 183-200.
Total soil phosphorus zinc and copper concentrations as affected by long-term tillage and fertilization choices in a Cecil soil -
Endale, D.M., He, Z., Schomberg, H.H., Jenkins, M., Honeycutt, C.W. 2009. Total soil phosphorus zinc and copper concentrations as affected by long-term tillage and fertilization choices in a Cecil soil. Annual Southern Conservation Tillage Conference for Sustainable Agriculture.
Development of designer biochar to remediate specific chemical and physical aspects of degraded soils -
Novak, J.M., Busscher, W.J., Schomberg, H.H., Lima, I.M., Loughrin, J.H., Watts, D.W., Gaskins, J., Das, K.C., Steiner, C., Ahmedna, M., Rehrah, D., Bae, S., Xing, B. 2009. Development of designer biochar to remediate specific chemical and physical aspects of degraded soils [abstract]. Proceedings of the 2009 North American Biochar Conference, August 9-12, 2009, Boulder, Colorado.
Assessing indices for predicting potential nitrogen mineralization in soils under different management systems -
Schomberg, H.H., Wietholter, S., Griffin, T.S., Reeves, D.W., Cabrera, M.L., Fisher, D.S., Endale, D.M., Novak, J.M., Balkcom, K.S., Raper, R.L., Kitchen, N.R., Locke, M.A., Potter, K.N., Schwartz, R.C., Truman, C.C., Tyler, D.D. 2009. Assessing indices for predicting potential nitrogen mineralization in soils under different management systems. Soil Science Society of America Journal. 73:1575-1586.
17B-Estradiol and testosterone in drainage and runoff from poultry litter applications to tilled and no-till crop land under irrigation -
Jenkins, M., Endale, D.M., Schomberg, H.H., Hartel, P., Cabrera, M. 2009. 17B-Estradiol and testosterone in drainage and runoff from poultry litter applications to tilled and no-till crop land under irrigation. Journal of Environmental Management. 90:2659-2664.
Cover Crops -
Schomberg, H.H., Balkcom, K.S. 2009. Cover Crops. Available: www.soilquality.org/practices/cover__crops.html.
Statistical evaluation of an array of soil moisture sensors -
Fisher, D.S., Endale, D.M., Schomberg, H.H. 2008. Statistical evaluation of an array of soil moisture sensors [abstract]. ASA-CSSA-SSSA International Annual Meetings, October 5-9,2008, Houston, Texas. CD-ROM.
Soil and water conservation via reduced tillage in the GA Piedmont -
Truman, C.C., Franklin, D.H., Schomberg, H.H., Endale, D.M. 2008. Soil and water conservation via reduced tillage in the GA Piedmont. In: D.M. Endale (ed) Proceedings 30th Southern Agricultural Systems Conference, July 29-31, 2008, Tifton, Georgia. p74-78.
Success with cover crops -
Lee, D., Gaskin, J., Schomberg, H.H., Hawkins, G., Harris, G., Barentine, R., Bellows, B. 2008. Success with cover crops. The University of Georgia, Colleges of Agricultural & Environmental Sciences and Family & Consumer Sciences UGA Cooperative Extension.
Genotype and environment effects on ethanol yield from pearl millet -
Wilson, J.P., Endale, D.M., Schomberg, H.H. 2008. Genotype and environmental effects on ethanol yield from pearl millet. Proceedings New Crops and Bioproducts Development. Assoc for Advancement of Industrial Crops. College Station, Texas. September 7-11, 2008. p. 21.
An overview of soil and water conservation for the southeastern US -
Busscher, W.J., Schomberg, H.H., Raper, R.L. 2008. An overview of soil and water conservation for the southeastern US [Abstract]. 2008 Soil and Water Conservation Society Annual Conference, July 26-30, Tucson, Arizona. p. 97.
Evaluating stocker cattle in a Southern Piedmont conservation tillage cotton-cover crop system to increase productivity -
Schomberg, H.H., Reeves, D.W., Fisher, D.S., Raper, R.L., Endale, D.M., Jenkins, M. 2008. Evaluating stocker cattle in a Southern Piedmont conservation tillage cotton-cover crop system to increase productivity. In: (D.M. Endale, Ed.) Proceedings of 30th Southern Agriculture Systems Conference, and 8th Annual Georgia Conservation Production Systems Training Conference, July 29-31, Tifton, Georgia.
Improving conservation tillage practices for pearl millet -
Wilson, J.P., Strickland, T.C., Truman, C.C., Schomberg, H.H., Maw, B.W. 2008. Improving conservation tillage practices for pearl millet. In: D.M. Endale (ed.) Proc. 30th Southern Conservation Agricultural Systems Conference and 8th Annual Georgia Conservation Production Systems Training Conference, July 29-31, 2008, Tifton, Georgia. Available: http://www.ag.auburn.edu/auxiliary/nsdl/scasc/.
Total copper, manganese, and zinc levels in a Cecil soil during ten years of poultry litter application -
Endale, D.M., He, Z., Schomberg, H.H., Honeycutt, C.W., Jenkins, M. 2008. Total copper, manganese, and zinc levels in a Cecil soil during ten years of poultry litter application [abstract]. ASA-CSSA-SSSA International Annual Meetings, October 5-9, 2008, Houston, Texas. CD-ROM.
Grazing winter cover crops in a cotton-cover crop conservation tillage system -
Schomberg, H.H., Reeves, D.W., Fisher, D.S., Raper, R.L., Endale, D.M., Jenkins, M. 2008. Grazing winter cover crops in a cotton-cover crop conservation tillage system [abstract]. ASA-CSSA-SSSA International Annual Meetings, October 5-9, Houston, Texas. CD-ROM.
Soil test nutrient changes induced by poultry litter under conventional tillage and no-tillage -
Schomberg, H.H., Endale, D.M., Jenkins, M., Sharpe, R.R., Fisher, D.S., Cabrera, M.L., Mc Cracken, D.V. 2009. Soil test nutrient changes induced by poultry litter under conventional tillage and no-tillage. Soil Science Society of America Journal. 73:154-163.
Rainfall and tillage effects on transport of fecal bacteria and sex hormones 17ß-estradiol and testosterone from broiler litter applications to a Georgia Piedmont Ultisol -
Jenkins, M., Truman, C.C., Siragusa, G.R., Line, J.E., Bailey, J.S., Frye, J.G., Endale, D.M., Franklin, D.H., Schomberg, H.H., Fisher, D.S., Sharpe, R.R. 2008. Rainfall and tillage effects on transport of fecal bacteria and sex hormones 17ß-estradiol and testosterone from broiler litter applications to a Georgia Piedmont Ultisol. Science of the Total Environment. 403(1-3):154-163.
No-till corn productivity in a Southeastern United States ultisoil amended with poultry litter -
Endale, D.M., Schomberg, H.H., Fisher, D.S., Jenkins, M., Sharpe, R.R., Cabrera, M.L. 2008. No-till corn productivity in a Southeastern United States ultisoil amended with poultry litter. Agronomy Journal. 100:1401-1408.
Construction of an electrical device for sampling earthworm populations in the field -
Lachnicht Weyers, S.L., Schomberg, H.H., Hendrix, P.F., Spokas, K.A., Endale, D.M. 2008. Construction of an electrical device for sampling earthworm populations in the field. Applied Engineering in Agriculture. 24(3):391-397.
Hybrid and proximate composition effects on ethanol yield from pearl millet -
Wilson, J.P., Endale, D.M., Schomberg, H.H., Dale, N., Wang, D., Hanna, W.W., Vencill, W. 2007. Hybrid and proximate composition effects on ethanol yield from pearl millet. http://aaic.org/07program.htm.
Surface-soil responses to paraplowing of long-term no-tillage cropland in the Southern Piedmont USA -
Franzluebbers, A.J., Schomberg, H.H., Endale, D.M. 2007. Surface-soil responses to paraplowing of long-term no-tillage cropland in the Southern Piedmont USA. Soil and Tillage Research. 96:303-315.
Managing Cover Crops in Conservation Tillage Systems -
Balkcom, K.S., Schomberg, H.H., Reeves, D.W., Clark, A., Baumhardt, R.L., Collins, H.P., Delgado, J.A., Kaspar, T.C., Mitchell, J., Duiker, S. 2007. Managing Cover Crops in Conservation Tillage Systems. In: Clark, A. Managing Cover Crops Profitability. 3rd edition. Handbook Series Book 9. Sustainable Agriculture Network. p. 44-61.
Corn production in no-till and conventional tillage with poultry litter: a 5-yr data -
Endale, D.M., Schomberg, H.H., Jenkins, M., Cabrera, M.L. 2007. Corn production in no-till and conventional tillage with poultry litter: a 5-yr data. Southern Conservation Tillage Systems Conference.
COVER CROP EFFECT ON SOIL CARBON FRACTIONS UNDER CONSERVATION TILLAGE COTTON -
Sainju, U.M., Schomberg, H.H., Singh, B.P., Whitehead, W.F., Tillman, P.G., Lachnicht Weyers, S.L. 2007. Cover crop effect on soil carbon fractions under conservation tillage cotton. Soil and Tillage Research. 96(2):205–218.
Pearl millet production potential with no-till and conventional tillage on Cecil soil in the Southeast -
Endale, D.M., Schomberg, H.H., Wilson, J.P., Vencil, W.K. 2007. Pearl millet production potential with no-till and conventional tillage on Cecil soil in the Southeast. Southern Conservation Tillage Systems Conference.
Total phosphorous, calcium, aluminum and iron levels in Cecil soil after ten years of poultry litter application -
He, Z., Endale, D.M., Schomberg, H.H., Honeycutt, C.W., Jenkins, M., Sharpe, R.R. 2007. Total phosphorous, calcium, aluminum and iron levels in Cecil soil after ten years of poultry litter application. American Society of Agronomy Meetings.
Potential for using Sunn Hemp (Crotalaria juncea L.) as a source of Biomass and N for the Piedmont and coastal plain regions of the southeastUSA -
Schomberg, H.H., Martini, N.L., Diaz-Perez, J.C., Phatak, S.C., Balkcom, K.S., Bhardwaj, H.L. 2007. Potential for using Sunn Hemp (Crotalaria juncea L.) as a source of Biomass and N for the Piedmont and coastal plain regions of the southeastern USA. Agronomy Journal. 99:1448-1457.
Evaluating stocker cattle in a southern Piedmont conservation tillage cotton-cover crop system to increase productivity -
Schomberg, H.H., Reeves, D.W., Fisher, D.S., Raper, R.L., Endale, D.M., Jenkins, M. 2007. Evaluating stocker cattle in a southern Piedmont conservation tillage cotton-cover crop system to increase productivity. Southern Conservation Tillage Systems Conference.
Tillage-based water conservation on farms in southeastern United States -
Endale, D.M., Schomberg, H.H., Reeves, D.W., Hook, J.E. 2007. Tillage-based water conservation on farms in southeastern United States. Georgia Water Resources Conference 2007, March 27-29, 2007, University of Georgia, Athens, Georgia.
POTENTIAL IMPACT OF CONSERVATION TILLAGE ON CONSERVING WATER RESOURCES IN GEORGIA -
Sullivan, D.G., Truman, C.C., Schomberg, H.H., Endale, D.M., Franklin, D.H. 2007. Potential impact of conservation tillage on conserving water resources in Georgia. Journal of Soil and Water Conservation. 62:145-152.
Ammonia and nitrous oxide emissions from surface applied poultry litter under conservation tillage management practices -
Sharpe, R.R., Schomberg, H.H., Endale, D.M., Jenkins, M. 2006. Ammonia and nitrous oxide emissions from surface applied poultry litter under conservation tillage management practices . ASA-CSSA-SSSA Annual Meeting Abstracts.
Soil profile nutrient distribution following 10 years of poultry litter application in conventional and conservation tillage systems -
Schomberg, H.H., Endale, D.M., Jenkins, M., Sharpe, R.R. 2006. Soil profile nutrient distribution following 10 years of poultry litter application in conventional and conservation tillage systems. ASA-CSSA-SSSA International Annual Meetings, November 12-16, 2006, Indianapolis, Indiana. CDROM
Predicting potential biomass and N production of Sunn hemp when grown as a cover crop in the south -
Schomberg, H.H., Martini, L.N., Phatak, S.C., Diaz-Perez, J.C., Balkcom, K.S., Bhardwaj, H. 2006. Predicting potential biomass and N production of Sunn Hemp when grown as a cover crop in the south. ASA-CSSA-SSSA International Annual Meetings, November 12-16, 2006, Indianapolis, Indiana. CDROM.
Cover crops and sampling date effect on on-farm soil carbon pools under conservation tillage cotton -
Sainju, U.M., Schomberg, H.H., Singh, B.P., Whitehead, W.F., Tillman, P.G., Lachnicht Weyers, S.L. 2006. Cover crops and sampling date effect on on-farm soil carbon pools under conservation tillage cotton. American Society of Agronomy Meetings. Paper No. 54-4. Page 51.
WATER BALANCE IN A CECIL SOIL UNDER CONTROLLED IRRIGATION IN LARGE NO-TILL AND CONVENTIONAL TILLAGE PLOTS. -
Endale, D.M., Schomberg, H.H., Jenkins, M. 2006. Water balance in a cecil soil under controlled irrigation in large no-till and conventional tillage plots. In: Proceedings of the Southern Conservation Tillage Systems Conference, June 26-28, 2996, Amarillo, Texas. p. 125-131.
NO-TILL VERSUS CONVENTIONAL-TILL: MAJOR SOIL HYDROLOGIC COMPONENTS -
Endale, D.M., Schomberg, H.H., Jenkins, M. 2006. No-till versus conventional-till: Major soil hydrologic components. ASA-CSSA-SSSA International Annual Meetings, November 12-16, 2006, Indianapolis, Indiana. CDROM.
EVALUATING TECHNIQUES FOR DETERMINING TILLAGE REGIME IN THE SOUTHEASTERN COASTAL PLAIN AND PIEDMONT -
Sullivan, D.G., Truman, C.C., Schomberg, H.H., Endale, D.M., Strickland, T.C. 2006. Evaluating techniques for determining tillage regime in the southeastern coastal plain and piedmont. Agronomy Journal. 98:1236-1246 (2006). GRACEnet Publication.
Conservation tillage and cover crop influences on cotton production on a Southeastern U.S. Coastal Plain soil -
Schomberg, H.H., Mcdaniel, R.G., Mallard, E., Endale, D.M., Fisher, D.S., Cabrera, M.L. 2006. Conservation tillage and cover crop influences on cotton production on a Southeastern U.S. Coastal Plain soil. Agronomy Journal. 98:1247-1256.
Soil water regime in space and time in a small Georgia Piedmont catchment under pasture -
Endale, D.M., Fisher, D.S., Schomberg, H.H. 2005. Soil water regime in space and time in a small Georgia Piedmont catchment under pasture. Soil Science Society of America Journal. 70:1-13.
CALIBRATION OF THE ROOT ZONE WATER QUALITY MODEL FOR SIMULATING DRAINAGE AND LEACHED NITRATE IN THE GEORGIA PIEDMONT -
Abrahamson Beese, D.A., Radcliffe, D.E., Steiner, J.L., Cabrera, M.L., Hanson, J.D., Rojas, K.W., Schomberg, H.H., Fisher, D.S., Schwartz, L., Hoogenboom, G. 2005. Calibration of the root zone water quality model for simulating drainage and leached nitrate in the Georgia Piedmont. Agronomy Journal. 97:1584-1602.
INFLUENCE OF COVER CROPS ON POTENTIAL NITROGEN AVAILABILITY TO SUCCEEDING CROPS IN A SOUTHERN PIEDMONT SOIL -
Schomberg, H.H., Endale, D.M., Calegari, A., Peixoto, R., Miyazawa, M., Cabrera, M.L. 2005. Influence of cover crops on potential nitrogen availability to succeeding crops in a southern piedmont soil. Biology and Fertility of Soils. 42(4):299-307.
SOIL P LEVELS IN NO-TILL AMENDED WITH BROILER LITTER -
Endale, D.M., Schomberg, H.H., Cabrera, M.L., Jenkins, M. 2005. Soil P levels in no-till amended with broiler litter [abstract]. The ASA-CSSA-SSSA International Annual Meetings, November 6-10, 2005, Salt Lake City Utah. CDROM.
COMPARISON OF NITROGEN MINERALIZATION FOLLOWING US AND BRAZILIAN COVER CROPS FOR A SOUTHERN PIEDMONT SOIL -
Schomberg, H.H., Endale, D.M., Calegari, A., Peixoto, R., Miyazawa, M., Cabrera, M.L. 2005. Comparison of nitrogen mineralization following U.S. and Brazilian cover crops for a Southern Piedmont soil. Annual Southern Conservation Tillage Conference for Sustainable Agriculture, June, 27-29 2005, Florence, South Carolina. CDROM. p. 201.
MULTIDISCIPLINARY APPROACH TO ENHANCING SUSTAINABILITY IN COTTON PRODUCTION IN THE SOUTHEASTERN USA -
Schomberg, H.H., Tillman, P.G., Lachnicht Weyers, S.L., Timper, P., Olson, D.M., Sainju, U.M., Phatak, S., Whitehead, W., Singh, B. 2005. Multidisciplinary approach to enhancing sustainability in cotton production in the southeastern USA [abstract]. The ASA-CSSA-SSSA International Annual Meetings, November 6-10, 2005, Salt Lake City, Utah. CDROM.
NITROGEN MINERALIZATION IN SOILS UNDER CONSERVATION TILLAGE -
Wietholter, S., Schomberg, H.H., Cabrera, M.L., Franzluebbers, A.J., Fisher, D.S. 2005. Nitrogen mineralization in soils under conservation tillage [abstract]. The ASA-CSSA-SSSA International Annual Meetings, November 6-10, 2005, Salt Lake City, Utah. CDROM.
ENHANCING SUSTAINABILITY IN COTTON PRODUCTION THROUGH REDUCED CHEMICAL INPUTS, COVER CROPS, AND CONSERVATION TILLAGE -
Schomberg, H.H., Tillman, G., Timper, P., Lachnicht Weyers, S.L., Olson, D.M., Sainju, U.M., Phatak, S., Lamb, M.C., Whitehead, W., Utley, S. 2005. Enhancing sustainability in cotton production through reduced chemical inputs, cover crops, and conservation tillage. Final Project Report LSO1-121 to the Sustainable Agriculture Research and Education (SARE) program. http://www.sare.org/reporting/report_viewer.asp?pn=LSO1-121&ry=2004&rf=1.
FECAL BACTERIA AND SEX HORMONES IN SOIL AND RUNOFF FROM CROPPED WATERSHEDS AMENDED WITH POULTRY LITTER -
Jenkins, M., Endale, D.M., Schomberg, H.H., Sharpe, R.R. 2006. Fecal bacteria and sex hormones in soil and runoff from cropped watersheds amended with poultry litter. Science of the Total Environment. 358:164-177.
CONSERVATION TILLAGE IN GEORGIA: ECONOMICS AND WATER RESOURCES -
Reeves, D.W., M.L. Norfleet, D.A. Abrahamson Beese, H.H. Schomberg, H. Causarano, and G.L. Hawkins. 2005. Conservation tillage in Georgia: economics and water resources. Proceedings 2005 Georgia Water Resources Conference, University of Georgia, Athens GA, April 25-27, 2005.
CONSERVATION TILLAGE IN GEORGIA: ECONOMICS AND WATER RESOURCES -
Reeves, D.W., Norfleet, M.L., Schomberg, H.H., Hawkins, G.L. 2005. Conservation tillage in Georgia: economics and water resources. Georgia Water Resources Conference.
SOIL MICROARTHROPOD COMMUNITY CHANGE UNDER CONSERVATION MANAGEMENT PRACTICES -
Lachnicht Weyers, S.L., Schomberg, H.H., Tillman, P.G. 2004. Soil microarthropod community change under conservation management practices [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts, October 31-November 4, 2004, Madison, Wisconsin. 2004 CDROM.
NO-TILL ON CECIL SOIL: HYDROLOGIC AND WATER QUALITY IMPACTS -
Endale, D.M., Schomberg, H.H., Radcliffe, D.E., Jenkins, M., Cabrera, M.L. 2004. No-till on cecil soil: hydrologic and water quality impacts [abstract]. American Society of Agronomy Meetings. Paper No. 3949. CDROM.
Cover crop effects on nitrogen mineralization and availability in conservation tillage cotton -
Schomberg, H.H., Endale, D.M. 2005. Cover crop effects on nitrogen mineralization and availability in conservation tillage cotton. Biology and Fertility of Soils. 40(6):398-405.
FATE AND TRANSPORT OF SEX HORMONES FROM POULTRY LITTER APPLIED TO TILL- AND NO-TILL CROPPING SYSTEMS -
Jenkins, M., Endale, D.M., Schomberg, H.H., Sangsupan, H.A., Radcliffe, D.R., Hartel, P.G., Cabrera, M.L., Vencill, W.K., Shappell, N.W. 2004. Fate and transport of sex hormones from poultry litter applied to till- and no-till cropping systems [abstract]. American Society of Agronomy, Agronomy Abstracts. p. 339. CDROM.
COVER CROP INFLUENCES ON N MINERALIZATION IN A PIEDMONT SOIL -
Schomberg, H.H., Endale, D.M., Calegari, A., Cabrera, M., Peixoto, R., Maza, M., Lachnicht Weyers, S.L., Sharpe, R.R. 2004. Cover crop influences on N mineralization in a piedmont soil [abstract]. American Society of Agronomy-Crop Science Society of America-Soil Science Society of America Annual Meetings. 31 October - 4 November 2004, Seattle, Washington. p. 292. CDROM.
TILLAGE AND N-FERTILIZER SOURCE EFFECTS ON COTTON FIBER QUALITY -
Endale, D.M., Schomberg, H.H., Cabrera, M.L. Tillage and n-fertilizer source effects on cotton fiber quality. Annual Southern Conservation Tillage Conference for Sustainable Agriculture. 2004. p.49-57. CD ROM. Raleigh, NC.
TILLAGE AND N-FERTILIZER SOURCE EFFECTS ON YIELD AND WATER QUALITY IN A CORN-RYE SYSTEM -
Endale, D.M., Schomberg, H.H., Jenkins, M., Cabrera, M.L., Radcliffe, D.R., Hartel, P.G., Shappell, N.W. 2004. Tillage and N-fertilizer source effects on yield and water quality in a corn-rye system. Annual Southern Conservation Tillage Conference for Sustainable Agriculture. p. 37-48. CDROM. Raleigh, North Carolina.
Influence of cover crops on insect pests and predators in conservation tillage cotton -
Tillman, P.G., Schomberg, H.H., Phatak, S., Mullinix, B., Timper, P., Lachnicht, S., Olson, D.M. 2004. Influence of cover crops on insect pests and predators in conservation tillage cotton. Journal of Economic Entomology. 97(4):1217-1232.
Ammonia volatilization from surface-applied poultry litter under conservation tillage management practices -
Sharpe, R.R., Schomberg, H.H., Harper, L.A., Endale, D.M., Jenkins, M. 2004. Ammonia volatilization from surface-applied poultry litter under conservation tillage management practices. Journal of Environmental Quality. 33(4):1183-1189.
ATMOSPHERIC EMISSIONS AND THE FATE OF ESTRADIOL, TESTOSTERONE, SALMONELLA AND CAMPYLOBACTER FROM POULTRY LITTER APPLICATIONS -
Sharpe, R.R., Schomberg, H.H., Harper, L.A., Endale, D.M., Jenkins, M., Franzluebbers, A.J. 2003. Atmospheric emissions and the fate of estradiol, testosterone, Salmonella and Campylobacter from poultry litter applications. U.S. Poultry and Egg.
COVER CROPS FOR COTTON IN THE SOUTH -
Schomberg, H.H., Cabrera, M., Mcdaniel, R. Cover crops for cotton in the south. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. 2003. CD ROM. Denver, CO.
A MODELING APPROACH TO ASSESS THE WATER BALANCE OF A TYPICAL SOUTHERN PIEDMONT CATCHMENT UNDER LONG-TERM NO-TILLAGE USAGE -
Abrahamson Beese, D.A., Endale, D.M., Schomberg, H.H. 2003. A modeling approach to assess the water balance of a typical southern piedmont catchment under long-term no-tillage usage. Georgia Water Resources Conference. p. 884-887.
DIFFERENCES IN THE SOIL MICROARTHROPOD COMMUNITY UNDER TWO WINTER COVER CROPS IN STRIP-TILLED COTTON -
Lachnicht Weyers, S.L., Schomberg, H.H., Tillman, P.G. 2003. Differences in the soil microarthropod community under two winter cover crops in strip-tilled cotton [abstract]. Soil Ecology Society, 9th Biannual International Conference "Invasive Species and Soil Ecology." p. 49-50.
COMPARISON OF TILLAGE TYPES AND FREQUENCIES FOR COTTON ON PIEDMONT SOIL -
SCHOMBERG, H.H., LANGDALE, G.W., FRANZLUEBBERS, A.J., LAMB, M.C. COMPARISON OF TILLAGE TYPES AND FREQUENCIES FOR COTTON ON PIEDMONT SOIL. AGRONOMY JOURNAL. 2003.
COVER CROP EFFECTS ON LIMITED-IRRIGATION COTTON GROWN ON A COASTAL PLAIN SOIL -
SCHOMBERG, H.H., MCDANIEL, R., CABRERA, M. COVER CROP EFFECTS ON LIMITED-IRRIGATION COTTON GROWN ON A COASTAL PLAIN SOIL. 2003 BELTWIDE COTTON CONFERENCE. 2003.
SOIL CARBON SEQUESTRATION POTENTIAL OF CONSERVATION TILLAGE SYSTEMS -
SCHOMBERG, H.H., ALLMARAS, R.R., DOUGLAS JR, C.L., DAO, T.H. SOIL CARBON SEQUESTRATION POTENTIAL OF CONSERVATION TILLAGE SYSTEMS. AMERICAN SOCIETY OF AGRONOMY MEETINGS. 2002.
CHALLENGES OF AN AUTOMATED AND INTEGRATED HYDROLOGIC MONITORING AND WATER QUALITY SAMPLE COLLECTION SYSTEM FOR RESEARCH IN NON-POINT SOURCE POLLUTION -
Endale, D.M., Cabrera, M.L., Schomberg, H.H., Steiner, J.L., Radcliffe, D.E. 2002. Challenges of an automated and integrated hydrologic monitoring and water quality sample collection system for research in non-point source pollution. American Society of Agronomy Meetings. p. 240.
COMPARISON OF TILLAGE TYPE AND FREQUENCY FOR COTTON ON PIEDMONT SOIL -
Schomberg, H.H., Langdale, G.W., Franzluebbers, A.J., Lamb, M.C. Comparison of tillage type and frequency for cotton on piedmont soil. Annual Southern Conservation Tillage Conference for Sustainable Agriculture. 2002. 95:1281-1287.
IMPACT OF DEEP RIPPING OF PREVIOUS NO-TILLAGE CROPLAND ON RUNOFF AND WATER QUALITY -
Endale, D.M., Schomberg, H.H., Franzluebbers, A.J., Sharpe, R.R., Jenkins, M. 2002. Impact of deep ripping of previous no-tillage cropland on runoff and water quality. Annual Southern Conservation Tillage Conference for Sustainable Agriculture.
IMPACT OF DEEP RIPPING OF PREVIOUS NO-TILLAGE CROPLAND ON SURFACE SOIL PROPERTIES -
Franzluebbers, A.J., Schomberg, H.H., Endale, D.M., Sharpe, R.R., Jenkins, M. 2002. Impact of deep ripping of previous no-tillage cropland on surface soil properties. Annual Southern Conservation Tillage Conference for Sustainable Agriculture.
SOIL MICROARTHROPODS: BIOINDICATORS OF CONSERVATION MANAGEMENT PRACTICES -
LACHNICHT, S.L., SCHOMBERG, H.H., TILLMAN, P.G. SOIL MICROARTHROPODS: BIOINDICATORS OF CONSERVATION MANAGEMENT PRACTICES. ANNUAL SOUTHERN CONSERVATION TILLAGE CONFERENCE FOR SUSTAINABLE AGRICULTURE. 2002.
Enhancing sustainability in cotton with reduced chemical inputs, cover crops, and conservation tillage -
Tillman, P.G., Schomberg, H., Phatak, S., Timper, P., Olson, D. 2002. Enhancing sustainability in cotton with reduced chemical inputs, cover crops, and conservation tillage. In:Proceedings of the Annual Southern Conservation Tillage Conference for Sustainable Agriculture, June 24-26, 2002, Auburn, Alabama. Special Report No. 1, Alabama Agricultural Experiment Station and Auburn University, Alabama. p.366-368.
LINT YIELD ADVANTAGES OF NO-TILL AND POULTRY LITTER-BASED COTTON/RYE CROPPING SYSTEM IN A SOUTHERN PIEDMONT SOIL: A FIVE YEARS DATA SET -
Endale, D.M., Schomberg, H.H., Cabrera, M.L., Steiner, J.L., Radcliffe, D.E., Vencill, W.K., Lohr, L. 2002. Lint yield advantages of no-till and poultry litter-based cotton/rye cropping system in a southern piedmont soil: a five years data set. Tillage Conference for Sustainable Agriculture.
SEX HORMONES FROM POULTRY LITTER-THEIR FATE AND TRANSPORT IN RUNOFF AND DRAINAGE FROM CROPPED TILL- AND NO-TILL PLOTS -
Jenkins, M., Endale, D.M., Schomberg, H.H., Steiner, J.L., Cabrera, M.L., Hartel, P.G. 2002. Sex hormones from poultry litter-their fate and transport in runoff and drainage from cropped till- and no-till plots. Soil Science Society of America Annual Meeting.
IMPACT OF CONSERVATION TILLAGE AND NUTRIENT MANAGEMENT ON SOIL WATER AND YIELD OF COTTON FERTILIZED WITH POULTRY LTTER OR AMMONIUM NITRATE IN THE GEORGIA PIEDMONT -
CONCEPTUAL MODEL FOR SUSTAINABLE CROPPING SYSTEMS IN THE SOUTHEAST: COTTON SYSTEM -
Schomberg, H.H., Lewis, W.J., Tillman, P.G., Olson, D.M., Timper, P., Wauchope, R.D., Phatak, P., Jay, M. Conceptual model for sustainable cropping systems in the southeast: cotton system. Journal of Crop Production. 2003. 8:307-327.
TILLAGE FREQUENCY INFLUENCES ON COTTON PRODUCTION. -
MODELING IN SITU N MINERALIZATION IN CONSERVATION TILLAGE FIELDS: COMPARISON OF TWO VERSIONS OF THE CERES NITROGEN SUBMODEL -
NUTRIENT DISTRIBUTION IN ENDOPHYTE INFECTED GRAZED TALL FESCUE -
Schomberg, H.H., Franzluebbers, A.J., Stuedemann, J.A., Wikinson, S.R. 2001. Nutrient distribution in endophyte infected grazed tall fescue. Agronomy Abstracts.
CLIMATIC INFLUENCES ON ACTIVE FRACTIONS OF SOIL ORGANIC MATTER -
SHORT-TERM SUMMER DROUGHT AND CROP YIELD IN THE SOUTHERN PIEDMONT -
CLIMATIC INFLUENCES ON ACTIVE FRACTIONS OF SOIL ORGANIC MATTER -
SOIL NITROGEN MINERALIZATION FOLLOWING RYE AND CRIMSON CLOVER CROPS IN NO-TILL COTTON. -
SPATIAL DISTRIBUTION OF EXTRACTABLE P, K, AND MG AS INFLUENCED BY FERTILIZER AND TALL FESCUE ENDOPHYTE STATUS. -
SOIL ORGANIC CARBON SEQUESTRATION POTENTIAL OF ADOPTING CONSERVATION TILLAGE IN U.S. CROPLANDS -
COTTON YIELD POTENTIAL WITH CONSERVATION TILLAGE IN THE SOUTHEASTERN USA. -
SPATIAL DISTRIBUTION OF SOIL CARBON AND NITROGEN POOLS UNDER GRAZED TALL FESCUE -
FLUSH OF CO2 FOLLOWING REWETTING OF DRIED SOIL RELATES TO ACTIVE ORGANIC POOLS -
SOIL ORGANIC C AND N POOLS UNDER LONG-TERM PASTURE MANAGEMENT IN THE SOUTHERN PIEDMONT USA -
COTTON YIELD DIFFERENCES IN CECIL SOIL OF SOUTHERN PIEDMONT UNDER DIFFERENTTILLAGE AND NUTRIENT SOURCE MANAGEMENTS -
AN IMPROVED TEMPERATURE FUNCTION FOR MODELING RESIDUE DECOMPOSITION -
AN IMPROVED TEMPERATURE FUNCTION FOR MODELING RESIDUE DECOMPOSITION -
TILLAGE AND NUTRIENT EFFECTS ON SOIL WATER USE AND YIELD OF COTTON ON A CECIL SOIL -
COTTON YIELD RESPONSE TO TILLAGE-POULTRY LITTER INTERACTIONS IN THE SOUTHERN PIEDMONT -
NITRATE LOSSES BY DRAINAGE FROM COTTON GROWN UNDER CONTRASTING TILLAGE AND NUTRIENT TREATMENTS ON A CECIL SOIL -
SOIL AGGREGATE DISTRIBUTION AND GLOMALIN IN PASTURES OF THE SOUTHERN PIEDMONT USA -
ON FARM COOPERATIVE RESEARCH AT THE CENTRAL SAVANNAH RIVER AREA CONSERVATION TILLAGE DEMONSTRATION FARM -
TILLAGE AND FERTILIZER SOURCE EFFECTS ON NITRATE LEACHING IN COTTON PRODUCTION IN SOUTHERN PIEDMONT -
BIOMASS AND RESIDUE COVER RELATIONSHIPS OF FRESH AND DECOMPOSING SMALL-GRAIN RESIDUES -
CROP RESIDUE DECOMPOSITION IN NO-TILLAGE SMALL-GRAIN FIELDS -
SOIL MICROBIAL BIOMASS, ACTIVITY, AND DIVERSITY UNDER LOW- AND HIGH-ENDOPHYTE-INFECTED TALL FESCUE -
THE RELATIONSHIP OF LAND USE PRACTICES TO SURFACE WATER QUALITY IN THE UPPER OCONEE WATERSHED OF GEORGIA -
CARBON AND NITROGEN CONSERVATION IN DRYLAND TILLAGE AND CROPPING SYSTEMS -
SOIL ORGANIC CARBON DEPTH DISTRIBUTION UNDER PASTURE AND CROPPING IN THE SOUTHERN PIEDMONT -
SOIL MICROBIAL ACTIVITY AND DIVERSITY UNDER FESTUCA ARUNDINACEA INFECTED WITH NEOTYPHODIUM COENOPHIALUM -
SOIL CARBON AND NITROGEN POOLS AND AGGREGATION IN RESPONSE TO TYPE AND FREQUENCY OF TILLAGE -
NUTRIENT DYNAMICS OF CROP RESIDUES DECOMPOSING ON A FALLOW NO-TILL SOIL SURFACE -
COVER CROP EFFECTS ON N MINERALIZATION AND N AVAILABILITY IN NO-TILL COTTON IN THE SOUTHERN PIEDMONT -
ANIMALS WITHIN SOUTHERN PIEDMONT LANDSCAPES: NUTRIENT BALANCES -
STRATEGIC LOCATION OF CONSERVATION PRACTICES RELATED TO COW-CALF PRODUCTION IN THE SOUTHERN PIEDMONT -
IN SITU N MINERALIZATION AND N AVAILABILITY IN A NO-TILL COTTON-COVER CROP SYSTEM. -
SOIL BIOGEOCHEMICAL PROPERTIES OF A KAOLINITIC ALFISOL IN RESPONSE TO FREQUENCY AND TYPE OF TILLAGE -
TILLAGE AND CROP RESIDUE MANAGMENT PRACTICES FOR SUSTAINABLE DRYLAND FARMING SYSTEMS -
PREDICTING CROP RESIDUE DECOMPOSITION AND COVER FOR WIND EROSION SIMULATION -
ESTIMATING CROP RESIDUE DECOMPOSITION COEFFICIENTS USING SUBSTRATE-INDUCED RESPIRATION -
ASSESSING SOIL QUALITY VARIABILITY WITHIN AND AMONG PASTURE MANAGEMENT SYSTEMS WITH POTENTIALLY MINERALIZABLE CARBON -
COMPARISON OF RESIDUE DECOMPOSITION MODELS USED IN EROSION PREDICTION -
IN SITU N MINERALIZATION IN SOIL CONVERTED FROM CRP TO CROP PRODUCTION -
RESIDUE DECOMPOSITION SUBMODEL TECHNICAL DESCRIPTION (WIND EROSION PREDICTION SYSTEM) -
CROP RESIDUE DECOMPOSITION MODELS: EVALUATION -
RESEARCH ON CONVERTING CRP LAND TO CROPLAND AT BUSHLAND, TEXAS -