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United States Department of Agriculture

Agricultural Research Service

Upendra M. Sainju

Research Soil Scientist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Management and tillage system influence barley forage productivity and water use in dryland cropping systems - (Peer Reviewed Journal) - (19-Nov-14)
Integrating sheep grazing into cereal-based crop rotations: spring wheat yields and weed communities - (Peer Reviewed Journal)
Miller, Z.J., Menalled, F.D., Sainju, U.M., Lenssen, A.W., Hatfield, P.G. 2014. Integrating sheep grazing into cereal-based crop rotations: spring wheat yields and weed communities. Agronomy Journal. 107(1):104-112.
Minimizing field time to get reasonable greenhouse gas flux estimates from many chambers - (Abstract Only) - (01-Aug-14)
Soil carbon and nitrogen fractions and crop yields affected residue placement and crop species Reprint Icon - (Peer Reviewed Journal)
Wang, J., Sainju, U.M. 2014. Soil carbon and nitrogen fractions and crop yields affected residue placement and crop species. PLoS One. Doi: 10.1371/journal.pone.0105039. 9(8): 1-11.
Nitrogen dynamics affected by management practices in croplands transitioning from Conservation Reserve Program Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Caesar, T., Montagne, C. 2014. Nitrogen dynamics affected by management practices in croplands transitioning from Conservation Reserve Program. Agronomy Journal. 106(5): 1677-1689.
Particulate and active soil nitrogen fractions are reduced by sheep grazing in dryland cropping systems Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Barsotti, J.L., Lenssen, A.W., Hatfield, P.G. 2014. Particulate and active soil nitrogen fractions are reduced by sheep grazing in dryland cropping systems. Nutrient Cycling in Agroecosystems. 99(1-3):79-93. DOI: 10.1007/s10705-014-9619-8.
Crop diversification, tillage, and management system influences on spring wheat yield and soil water use Reprint Icon - (Peer Reviewed Journal)
Lenssen, A.W., Sainju, U.M., Jabro, J.D., Iversen, W.M., Allen, B.L., Evans, R.G. 2014. Crop diversification, tillage, and management system influences on spring wheat yield and soil water use. Agronomy Journal. 106(4):1445–1454. DOI: 10.2134/agronj14.0119.
Aggregate-associated carbon and nitrogen affected by residue placement, crop species, and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Wang, J., Sainju, U.M. 2014. Aggregate-associated carbon and nitrogen affected by residue placement, crop species, and nitrogen fertilization. Soil Science. 179(3):153-165.
Soil-aggregating bacterial community as affected by irrigation, tillage, and cropping system in the Northern Great Plains - (Peer Reviewed Journal) - (28-Mar-14)
Cropping sequence and nitrogen fertilization impact on surface residue, soil carbon sequestration, and crop yields Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M. 2014. Cropping sequence and nitrogen fertilization impact on surface residue, soil carbon sequestration, and crop yields. Agronomy Journal. 106(4):1231-1242.
Soil-aggregating bacterial community as affected by irrigation, tillage, and cropping system in the Northern Great Plains Reprint Icon - (Peer Reviewed Journal)
Caesar, T., Stevens, W.B., Sainju, U.M., Caesar, A.J., West, M.S., Gaskin, J.F. 2014. Soil-aggregating bacterial community as affected by irrigation, tillage, and cropping system in the Northern Great Plains. Soil Science. 179(1):11-20.
Residue and soil carbon sequestration in relation to crop yield as affected by irrigation, tillage, cropping system and nitrogen fertilization - (Abstract Only) - (15-Feb-14)
Life-cycle analysis of dryland greenhouse gases affected by cropping sequence and nitrogen fertilization - (Abstract Only) - (15-Feb-14)
Soil carbon and nitrogen affected by perennial grass, cover crop, and nitrogen fertilization - (Abstract Only) - (15-Feb-14)
Nitrogen use in durum and selected Brassicaceae oilseeds in two-year rotations Reprint Icon - (Peer Reviewed Journal)
Allen, B.L., Lenssen, A.W., Sainju, U.M., Caesar, T., Evans, R.G. 2014. Nitrogen use in durum and selected Brassicaceae oilseeds in two-year rotations. Agronomy Journal. 106(3):821-830.
Soil carbon and crop yields affected by irrigation, tillage, crop rotation, and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Caesar, T. 2014. Soil carbon and crop yields affected by irrigation, tillage, crop rotation, and nitrogen fertilization. Soil Science Society of America Journal. 78(3):936-948. DOI: 10.2136/sssaj2013.12.0514.
Net global warming potential and greenhouse gas intensity influenced by irrigation, tillage, crop rotation, and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Caesar, T., Liebig, M.A., Wang, J. 2014. Net global warming potential and greenhouse gas intensity influenced by irrigation, tillage, crop rotation, and nitrogen fertilization. Journal of Environmental Quality. 43(3):777–788.
Net global warming potential and greenhouse gas intensity affected by cropping sequence and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Barsotti, J.L., Wang, J. 2014. Net global warming potential and greenhouse gas intensity affected by cropping sequence and nitrogen fertilization. Soil Science Society of America Journal. 78(1):248-261.
Crop yields and soil organic matter responses to sheep grazing in US northern Great Plains Reprint Icon - (Peer Reviewed Journal)
Barsotti, J.L., Sainju, U.M., Lenssen, A.W., Montagne, C., Hatfield, P. 2013. Crop yields and soil organic matter responses to sheep grazing in U.S. northern Great Plains. Soil and Tillage Research. 134:133–141. Available: http://dx.doi.org/10.1016/j.still.2013.07.015.
Tillage, cropping sequence, and nitrogen fertilization influence dryland soil nitrogen dynamics Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M. 2013. Tillage, cropping sequence, and nitrogen fertilization influence dryland soil nitrogen dynamics. Agronomy Journal. 105(5):1253-1263.
Irrigation system and tillage effects on soil carbon and nitrogen fractions Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Evans, R.G., Iversen, W.M. 2013. Irrigation system and tillage effects on soil carbon and nitrogen fractions. Soil Science Society of America Journal. 77(4):1225-1234.
Integrating sheep grazing into wheat-fallow systems: Crop yield and soil properties Reprint Icon - (Peer Reviewed Journal)
Lenssen, A.W., Sainju, U.M., Hatfield, P. 2013. Integrating sheep grazing into wheat-fallow systems: Crop yield and soil properties. Field Crops Research. 146: 75-85.
Net greenhouse gas emissions affected by sheep grazing under dryland cropping systems Reprint Icon - (Peer Reviewed Journal)
Barsotti, J.L., Sainju, U.M., Lenssen, A.W., Montagne, C., Hatfield, P.G. 2013. Net greenhouse gas emissions affected by sheep grazing under dryland cropping systems. Soil Science Society of America Journal. 77:1012-1025.
Effects of agaricus lilaceps fairy rings on soil aggregation and microbial community structure in relation to growth stimulation of western wheatgrass (pascopyrum smithii) in Eastern Montana rangeland Reprint Icon - (Peer Reviewed Journal)
Caesar, T., Espeland, E.K., Caesar, A.J., Sainju, U.M., Lartey, R.T., Gaskin, J.F. 2013. Effects of agaricus lilaceps fairy rings on soil aggregation and microbial community structure in relation to growth stimulation of western wheatgrass (pascopyrum smithii) in Eastern Montana rangeland. Microbial Ecology. 66(1): 120-131.
Dryland malt barley yield and quality affected by tillage, cropping sequence, and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Barsotti, J.L. 2013. Dryland malt barley and pea yields and quality affected by tillage, cropping sequence, and nitrogen fertilization. Agronomy Journal. 105(2):329-340.
Cultural practices to maintain soil quality and address climate change - (Popular Publication)
Sainju, U.M. 2013. Cultural practices to maintain soil quality and address climate change. Agricultural Research Service Publication. 61(3): 12-14.
Nitrogen fertilization effect on dryland soil water balance and winter wheat yield in the Chinese Loess Plateau Reprint Icon - (Peer Reviewed Journal)
Wang, J., Liu, W., Dang, T., Sainju, U.M. 2013. Nitrogen fertilization effect on dryland soil water balance and winter wheat yield in the Chinese Loess Plateau. Agronomy Journal. 105(1):143-149.
First report of spot form net blotch caused by Pyrenophora teres f. maculata on barley in the Mon-Dak area of the US - (Peer Reviewed Journal)
Lartey, R.T., Caesar, T., Caesar, A.J., Sainju, U.M., Evans, R.G. 2013. First report of spot form net blotch caused by Pyrenophora teres f. maculata on barley in the Mon-Dak area of the US. Plant Disease. 97(1): 143-143.
Dryland soil nitrogen cycling influenced by tillage, crop rotation, and cultural practice Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Caesar, T., Jabro, J.D., Lartey, R.T., Evans, R.G., Allen, B.L. 2012. Dryland soil nitrogen cycling influenced by tillage, crop rotation, and cultural practice. Nutrient Cycling in Agroecosystems. 93(3):309-322.
Residue placement and rate, crop species, and nitrogen fertilization effects on soil greenhouse gas emissions Reprint Icon - (Peer Reviewed Journal)
Wang, J., Sainju, U.M., Barsotti, J.L. 2012. Residue placement and rate, crop species, and nitrogen fertilization effects on soil greenhouse gas emissions. Agronomy Journal. 3(10):1238-1250.
Tillage, crop rotation, and cultural practice effects on dryland soil carbon fractions Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Caesar, T., Jabro, J.D., Lartey, R.T., Evans, R.G., Allen, B.L. 2012. Tillage, crop rotation, and cultural practice effects on dryland soil carbon fractions. Open Journal of Soil Science. 2(3):242-255.
Soil greenhouse gas emissions affected by irrigation, tillage, crop rotation, and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Caesar, T., Liebig, M.A. 2012. Soil greenhouse gas emissions affected by irrigation, tillage, crop rotation, and nitrogen fertilization. Journal of Environmental Quality. 41:1774-1786.
Dryland soil greenhouse gas emissions affected by cropping sequence and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Caesar, T., Lenssen, A.W., Barsotti, J.L. 2012. Dryland soil greenhouse gas emissions affected by cropping sequence and nitrogen fertilization. Soil Science Society of America Journal. 76(5):1741-1757.
Crop yield and quality, weeds, insects, and water use of durum and selected brassicaceae oilseeds in two-year rotations Reprint Icon - (Peer Reviewed Journal)
Lenssen, A.W., Iversen, W.M., Sainju, U.M., Caesar, T., Blodgett, S.L., Allen, B.L., Evans, R.G. 2012. Crop yield and quality, weeds, insects, and water use of durum and selected brassicaceae oilseeds in two-year rotations. Agronomy Journal. 104:1295-1304.
Soil greenhouse gas emissions affected by sheep grazing under dryland cropping systems - (Abstract Only) - (10-May-12)
Comparison of soil carbon dioxide flux measurements by static and portable chambers in various management practices Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Caesar, T., Caesar, A.J. 2011. Comparison of soil carbon dioxide flux measurements by static and portable chambers in various management practices. Soil and Tillage Research. 118:123-131.
Long-term tillage and cropping sequence effects on soil physical properties under dryland conditions in Northeastern Montana - (Abstract Only)
Jabro, J.D., Lenssen, A.W., Sainju, U.M., Evans, R.G. 2011. Long-term tillage and cropping sequence effects on soil physical properties under dryland conditions in Northeastern Montana. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. Cd-Rom.
Sheep Grazing in the Wheat-Fallow System Affects Dryland Soil Properties and Grain Yield Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Goosey, H.B., Snyder, E.E., Hatfield, P.G. 2011. Sheep Grazing in the Wheat-Fallow System Affects Dryland Soil Properties and Grain Yield. Soil Science Society of America Journal. 75:1789-1798.
Detection of Pyrenophora teres in conidia and barley seed by a rapid PCR technique - (Abstract Only)
Lartey, R.T., Caesar, T., Ghoshroy, K., Evans, R.G., Caesar, A.J., Hanson, S.L., Sainju, U.M. 2012. Detection of Pyrenophora teres in condiia and barley seed by a rapid PCR technique. American Phytopathological Society Abstracts. 101:S98.
Sheep grazing effect on dryland soil carbon and nitrogen in the wheat-fallow system - (Proceedings)
Sainju, U.M., Lenssen, A.W., Goosey, H.B., Snyder, E.E., Hatfield, P.G. 2011. Sheep grazing effect on dryland soil carbon and nitrogen in the wheat-fallow system. Western Nutrient Management Conference Proceedings. 146-151.
Increasing the sink: agricultural management and soil carbon dynamics: western U.S. croplands. In: Liebig, M., Franzluebbers, A., and Follet, R., editors. Managing agricultural greenhouse gasses. 1st edition. Waltham, MA - (Book / Chapter)
Collins, H.P., Mikha, M.M., Brown, T.T., Smith, J.L., Huggins, D.R., Sainju, U.M. 2012. Increasing the sink: agricultural management and soil carbon dynamics: western U.S. croplands. In: Liebig, M., Franzluebbers, A., and Follet, R., editors. Managing agricultural greenhouse gasses. 1st edition. Waltham, MA. Elsevier. p. 59-78.
Dryland Soil Carbon Dynamics under Alfalfa and Durum-Forage Cropping Sequences Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W. 2011. Dryland Soil Carbon Dynamics under Alfalfa and Durum-Forage Cropping Sequences. Soil and Tillage Research. 113:30-37.
Tillage Effects on Dryland Soil Physical Properties in Northeastern Montana Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Sainju, U.M., Lenssen, A.W., Evans, R.G. 2011. Tillage Effects on Dryland Soil Physical Properties in Northeastern Montana. Communications in Soil Science and Plant Analysis. 42(18):2179-2187.
Long-term tillage and cropping effects on biological properties associated with soil aggregation in semi-arid eastern Montana, USA Reprint Icon - (Peer Reviewed Journal)
Caesar, T., Sainju, U.M., Wright, S.E., Shelver, W.L., Kolberg, R.L., West, M.S. 2010. Long-term tillage and cropping effects on biological properties associated with soil aggregation in semi-arid eastern Montana, USA. Biology and Fertility of Soils. 47:157-165.
Soil Nitrogen Dynamics under Dryland Alfalfa and Durum-Forage Cropping Sequences Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W. 2011. Soil Nitrogen Dynamics under Dryland Alfalfa and Durum-Forage Cropping Sequences. Soil Science Society of America Journal. 75:669-677.
Diversifying spring wheat systems influences weed community - (Abstract Only) - (04-Aug-10)
Dryland Soil Carbon and Nitrogen Influenced by Sheep Grazing in the Wheat-Fallow System Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Goosey, H.B., Snyder, E.E., Hatfield, P.G. 2010. Dryland Soil Carbon and Nitrogen Influenced by Sheep Grazing in the Wheat-Fallow System. Agronomy Journal. 102:1553-1561.
Sheep Grazing Effect on Dryland Soil Properties and Wheat Yield in the Wheat-Fallow System - (Abstract Only) - (28-Jun-10)
Estimation of CO2 diffusion coefficient at 0-10 cm depth in undisturbed and tilled soils Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Evans, R.G. 2012. Estimation of CO2 diffusion coefficient at 0-10 cm depth in undisturbed and tilled soils. Archives of Agronomy and Soil Science . 58(1): 1-9.
Detection of Pyrenophora teres in infested plant tissues by PCR - (Abstract Only)
Lartey, R.T., Caesar, T., Caesar, A.J., Hanson, S.L., Sainju, U.M. 2010. Detection of Pyrenophora teres in infested plant tissues by PCR. American Phytopathological Society Annual Meeting. 100(6)S68.
Yield, Quality, Water and Nitrogen Use of Durum and Annual Forages in Two-year Rotations Reprint Icon - (Peer Reviewed Journal)
Lenssen, A.W., Cash, S.D., Hatfield, P.G., Sainju, U.M., Grey, W.R., Blodgett, S.L., Goosey, H.B., Johnson, G.D. 2010. Yield, Quality, Water and Nitrogen Use of Durum and Annual Forages in Two-year Rotations. Agronomy Journal. 102:1261-1268.
Land Use and Management Practices Impact on Plant Biomass Carbon and Soil Carbon Dioxide Emission Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Caesar, T., Jabro, J.D. 2010. Land use and management practices impact on plant biomass carbon and soil carbon dioxide emission. Soil Science Society of America Journal. 74(5):1613-1622.
Dryland residue and soil orgranic matter as influenced by tillage, crop rotation, and cultural practice Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Caesar, T., Jabro, J.D., Lartey, R.T., Evans, R.G., Allen, B.L. 2011. Dryland residue and soil orgranic matter as influenced by tillage, crop rotation, and cultural practice. Plant and Soil Journal. 338:27-41.
Management Strategies to Improve Yield and Nitrogen Use of Spring Wheat and Field Pea in the Semi-Arid Northern Great Plains USA - (Proceedings) - (01-Mar-10)
Long-term tillage and cropping sequence influence on dryland soil carbon, nitrogen, physical properties, and crop yields - (Research Technical Update)
Sainju, U.M. 2010. Long-term tillage and cropping sequence influence on dryland soil carbon, nitrogen, physical properties, and crop yields. Natural Resources Research Update (NRRU). Update #252260.
Tillage and crop rotation effects on dryland soil and residue carbon and nitrogen dynamics - (Research Technical Update)
Sainju, U.M. 2010. Tillage and crop rotation effects on dryland soil and residue carbon and nitrogen dynamics. Natural Resources Research Update (NRRU).
Management practices effects on soil carbon dioxide emission and carbon storage - (Research Technical Update)
Sainju, U.M. 2010. Management practices effects on soil carbon dioxide emission and carbon storage. Natural Resources Research Update (NRRU). Update #252266.
Carbon and nitrogen pools in soil aggregates separated by dry and wet sieving methods - (Research Technical Update)
Sainju, U.M. 2010. Carbon and nitrogen pools in soil aggregates separated by dry and wet sieving methods. Natural Resources Research Update (NRRU). Update #252267.
Impacts of long-term no-tillage and conventional tillage management of spring wheat-lentil cropping systems in dryland Eastern Montana, USA, on fungi associated to soil aggregation - (Proceedings) - (16-Feb-10)
Management Practices Impact on Soil Nitrous Oxide Emission in the Northern Great Plains, USA - (Proceedings)
Sainju, U.M. 2010. Management Practices Impact on Soil Nitrous Oxide Emission in the Northern Great Plains, USA. Proceedings of the 19th World Congress of Soil Science. p. 140-143.
Carbon Input and Soil Carbon Dioxide Emission Affected by Land Use and Management Practices - (Proceedings)
Sainju, U.M., Stevens, W.B., Caesar, T., Jabro, J.D. 2010. Carbon Input and Soil Carbon Dioxide Emission Affected by Land Use and Management Practices. Proceedings of the 19th Congress of Soil Science. p. 12-15.
Poultry Littler Application Increases Nitrogen Cycling Compared with Inorganic Nitrogen Fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Senwo, Z.N., Nyakatawa, E.Z., Tazisong, I.A., Reddy, C.K. 2010. Poultry Littler Application Increases Nitrogen Cycling Compared with Inorganic Nitrogen Fertilization. Agronomy Journal. 102: 917-925.
Tillage, Cropping Sequence, and Nitrogen Fertilization Effects on Dryland Soil Carbon Dioxide Emission and Carbon Content Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Jabro, J.D., Caesar, T. 2010. Tillage, Cropping Sequence, and Nitrogen Fertilization Effects on Dryland Soil Carbon Dioxide Emission and Carbon Content. Journal of Environmental Quality. 39(3):935-945.
Cropping Sequence and Nitrogen Fertilization Effects on Dryland Soil Nitrous Oxide Emission - (Proceedings)
Sainju, U.M. 2010. Cropping Sequence and Nitrogen Fertilization Effects on Dryland Soil Nitrous Oxide Emission. Proceedings of Great Plains Soil Fertility Conference. p. 24-29.
Effects of tillage on microbial populations associated to soil aggregates under dryland spring wheat system Reprint Icon - (Peer Reviewed Journal)
Caesar, T., Lenssen, A.W., Caesar, A.J., Sainju, U.M., Gaskin, J.F. 2010. Effects of tillage on microbial populations associated to soil aggregates under dryland spring wheat system. European Journal of Soil Biology. 46:119-127.
The plant pathology of native plant restoration Reprint Icon - (Peer Reviewed Journal)
Caesar, A.J., Caesar, T., Sainju, U.M. 2010. The plant pathology of native plant restoration. Environmental Research. 4(3/4): 403-414.
Tillage effects on Dryland Soil Physical Properties in Northeastern Montana - (Abstract Only)
Jabro J.D., U.M. Sainju, A.W. Lenssen, and R.G. Evans. 2009. Tillage effects on Dryland Soil Physical Properties in Northeastern Montana. Agronomy Abstracts. In: Agronomy abstracts. ASA-CSSA-SSSA, November 1-5, 2009, Pittsburgh, PA. Cd-Rom.
Yield and Yield Components of Spring Wheat and Field Pea in Diversified Dryland Cropping Systems - (Abstract Only)
Lenssen, A.W., Sainju, U.M., Caesar, T., Jabro, J.D., Allen, B.L. 2009. Yield and Yield Components of Spring Wheat and Field Pea in Diversified Dryland Cropping Systems. Abstract of Agronomy Meetings. Paper No.54558.
Long-term Tillage and Cropping Sequence Effect on Dryland Crop Yields and Carbon and Nitrogen Cycling - (Abstract Only)
Sainju, U.M., Lenssen, A.W., Caesar, T., Evans, R.G., Jabro, J.D. 2009. Long-term Tillage and Cropping Sequence Effect on Dryland Crop Yields and Carbon and Nitrogen Cycling. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. p.116.
Dryland Soil Carbon Dynamics under Durum-Forage Sequences - (Abstract Only)
Sainju, U.M., Lenssen, A.W. 2009. Dryland Soil Carbon Dynamics under Durum-Forage Sequences. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. p. 117.
Scientist Researches Way to Reduce Global Warming - (Popular Publication)
Sainju, U.M. 2009. Scientist Researches Way to Reduce Global Warming. Sidney Herald Leader. 14 Mar. 2009.
Carbon and Nitrogen Fractions in Dryland Soil Aggregates Affected by Long-term Tillage and Cropping Sequence Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Caesar, T., Jabro, J.D. 2009. Carbon and nitrogen fractions in dryland soil aggregates affected by long-term tillage and cropping sequence. Soil Science Society of America Journal. 73(5): 1488-1495.
Long-term Tillage Influences on Soil Physical Properties under Dryland Conditions in Northeastern Montana Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Lenssen, A.W., Evans, R.G. 2009. Long-term Tillage Influences on Soil Physical Properties under Dryland Conditions in Northeastern Montana. Archives of Agronomy and Soil Science. 55(6):633-640.
Long-term tillage and cropping sequence influence on dryland soil aggregate-carbon dynamics - (Abstract Only)
Sainju, U.M., Caesar, T., Jabro, J.D. 2009. Long-term tillage and cropping sequence influence on dryland soil aggregate-carbon dynamics. Geophysical Research Abstracts [Abstract]. 11:1919.
Dryland Crop Yields and Soil Organic Matter as Influenced by Long-Term Tillage and Cropping Sequence Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Caesar, T., Evans, R.G. 2009. Dryland crop yields and soil organic matter as influenced by long-term tillage and cropping sequence. Agronomy Journal. 101(2):243-251.
Bicultural legume-cereal cover crops for sustaining crop yields and improving soil and environmental quality - (Book / Chapter)
Sainju, U.M. 2009. Bicultural legume-cereal cover crops for sustaining crop yields and improving soil and environmental quality. Cover Crops, Cover Crop Managment, A Growers Handbook. In: T.L. Latos Cover Crop and Crop Yields. New York, NY: Nova Science Publishers. p. 113-147.
Tillage and cropping sequence impacts on nitrogen cycling in dryland farming in eastern Montana, USA Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Caesar, T., Lenssen, A.W., Evans, R.G., Kolberg, R.L. 2009. Tillage and cropping sequence impacts on nitrogen cycling in dryland farming in eastern Montana, USA. Soil & Tillage Research. 103(2):332-341.
Poultry litter application increases carbon sequestration and soil quality - (Popular Publication)
Sainju, U.M., Senwo, Z., Nyakatawa, E., Tazisong, I., Reddy, K. 2008. Poultry litter application increases carbon sequestration and soil quality. CSA News. 53(7): 4.
Soil carbon and nitrogen sequestration as affected by long-term tillage, cropping system, and nitrogen fertilizer sources Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Senwo, Z., Nyakatawa, E., Tazisong, I., Redd, K. 2008. Soil carbon and nitrogen sequestration as affected by long-term tillage, cropping system, and nitrogen fertilizer sources. Agriculture Ecosystems and the Environment. 127:234-240.
Soil carbon dioxide emission and carbon content under dryland crops. II. Effects of tillage, cropping sequence, and nitrogen fertilization. - (Abstract Only) - (01-Apr-08)
Soil carbon dioxide emission and carbon content under dryland crops. I. Effects of tillage and crops - (Abstract Only) - (01-Apr-08)
Soil nitrogen storage and fractions as influenced by tillage, cropping system, and nitrogen source - (Abstract Only) - (01-Apr-08)
Dryland crop root biomass and carbon and nitrogen contents and their relationships with soil water content - (Abstract Only) - (01-Apr-08)
Crop Diversification and Management System Influence Yield and Weeds in the Northern Great Plains - (Abstract Only) - (24-Mar-08)
Management practices affects soil carbon dioxide emission and carbon storage - (Popular Publication)
Sainju, U.M., Jabro, J.D., Stevens, W.B. 2008. Management practices affects soil carbon dioxide emission and carbon storage. CSA News. 53:5-6.
Nitrogen storage with cover crops and nitrogen fertilization in tilled and non-tilled soils Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Singh, B.P. 2008. Nitrogen conservation with cover crops and nitrogen fertilization in tilled and non-tilled soils. Agronomy Journal. 100:619-627.
Long-term tillage frequency effects on dryland soil physical and hydraulic properties - (Proceedings)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Lenssen, A.W., Evans, R.G. 2008. Long-term tillage frequency effects on dryland soil physical and hydraulic properties. International Soil Conservation Organization Conference Proceedings. May 15-23, 2008. Budapest, Hungary.
Soil Carbon and Nitrogen Pools as Influenced by Tillage, Cover Crop, Poultry Manure, and Nitrogen Fertilization - (Popular Publication)
Sainju, U.M., Senwo, Z., Nyakatawa, E., Tazisong, I., Reddy, K.C. 2007. Soil Carbon and Nitrogen Pools as Influenced by Tillage, Cover Crop, Poultry Manure, and Nitrogen Fertilization. Alabama A&M University Collaboration Progress Report. p. 1-13.
Tillage, cropping systems,and nitrogen fertilizer source effects on soil carbon sequestration and fractions Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Senwo, Z.N., Nyakatawa, E.Z., Tazisong, I.A., Reddy, C. 2008. Tillage, cropping systems,and nitrogen fertilizer source effects on soil carbon sequestration and fractions. Journal of Environmental Quality. 37:880-888.
Soil carbon fractions as influenced by tillage, cropping system, and nitrogen fertilization source - (Abstract Only)
Sainju, U.M., Senwo, Z., Nyakatawa, E., Tazisong, I., Reddy, K. 2007. Soil carbon fractions as influenced by tillage, cropping system, and nitrogen fertilization source. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting, November 4-8, 2007. New Orleans, Louisianna. Paper no. 344-1. p. 169.
Cover crops and nitrogen fertilization effects of nitrogen conservation in tilled and non-tilled soils - (Abstract Only)
Sainju, U.M., Singh, B. 2007. Cover crops and nitrogen fertilization effects of nitrogen conservation in tilled and non-tilled soils. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting, November 4-8, 2007. New Orleans, Louisianna. Ppaer no. 309-9. p. 156.
Long-term tillage frequency and cropping intensity effects on dryland residue and soil carbon fractions Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Caesar, T., Lenssen, A.W., Evans, R.G., Kolberg, R.L. 2007. Long-term tillage frequency and cropping intensity effects on dryland residue and soil carbon fractions. Soil Science Society of America Journal. 71(6):1730-1739.
Ecology and function of culturable microbes in soil aggregation - (Book / Chapter)
Caesar, T., Caesar, A.J., Gaskin, J.F., Sainju, U.M., Stevens, W.B. 2008. Ecology and function of culturable microbes in soil aggregation. In: Tian-Xiao Liu, editor. Soil Ecology Research Developments. Hauppauge, NY:2007 Science Publishers, Inc. p. 121-138.
Carbon dioxide flux as affected by tillage and irrigation in soil converted from perennial forages to annual crops Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Evans, R.G. 2008. Carbon dioxide flux as affected by tillage and irrigation in soil converted from perennial forages to annual crops. Journal of Environmental Management. 88: 1478-1484.
Farming Systems Design: Methodologies for integrated Analyses of Farming Systems - (Proceedings)
Lenssen, A.W., Sainju, U.M., Caesar, T., Allen, B.L., Lartey, R.T. 2007. Farming Systems Design: Methodologies for integrated Analyses of Farming Systems. Proceedings of the European Society of Agronomy and American Society of Agronomy. Farming Systems Design Conference, Catania, Italy, September 10-12, 2007. 2:37-38.
Dryland crop yields and soil organic matter as influenced by long-term tillage and cropping sequence - (Abstract Only)
Sainju, U.M., Caesar, T., Lenssen, A.W., Evans, R.G., Pikul Jr, J.L. 2007. Dryland crop yields and soil organic matter as influenced by long-term tillage and cropping sequence. Western Society of Soil Science. p. 87.
Cover Crop Effect on Soil Carbon Fractions under Conservation Tillage Cotton Reprint Icon - (Peer Reviewed Journal)
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.
Long-term tillage and cropping sequence effects on dryland residue and soil carbon fractions Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Caesar, T., Lenssen, A.W., Evans, R.G., Kolberg, R.L. 2007. Long-term tillage and cropping sequence effects on dryland residue and soil carbon fractions. Soil Science Society of America Journal. 71(6):1730-1739.
Tillage, Cover Crop, and Nitrogen Fertilizer Source Effects on Soil Carbon and Nitrogen Sequestration. - (Abstract Only)
Sainju, U.M., Senwo, Z.N., Nyakatawa, E.Z., Tazisong, I.A., Reddy, K. 2007. Tillage, cover crop, and nitrogen fertilizer source effects on soil carbon and nitrogen sequestration. In: A. Chabbi (ed.) Proc. International Symposium on Organic Matter Dynamics in Agro-Ecosystems. July 16-19, 2007. Poitiers, France. p. 446-447.
Carbon and Nitrogen Storage in Dryland Soil Aggregates As Influnced by Long-Term Tillage and Cropping System. - (Abstract Only)
Sainju, U.M. 2007. Carbon and nitrogen storage in dryland soil aggregates as influnced by long-term tillage and cropping system. In: A. Chabbi (ed.) Proc. International Symposium on Organic Matter Dynamics in Agro-Ecosystems. July 16-19, 2007. Poitiers, France. p. 88-89.
Dryland residue and soil nitrogen fractions as influenced by long-term tillage and cropping sequence Reprint Icon - (Abstract Only)
Sainju, U.M., Caesar, T., Lenssen, A.W., Evans, R.G. 2007. Dryland residue and soil nitrogen fractions as influenced by long-term tillage and cropping sequence. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. [Online] Paper no. 205-5. p. 113.
Fertilizer induced losses of nitrous oxide gas from Montana dryland cropping systems - (Other)
Engel, R., Sainju, U.M. 2007. Fertilizer induced losses of nitrous oxide gas from Montana dryland cropping systems. Fertilizer Advisory Committee Progress Report-2006.
Soil Carbon Dioxide Emission and Carbon Sequestration As Affected by Irrigation, Tillage, Cropping System, and Nitrogen Fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Jabro, J.D., Stevens, W.B. 2008. Soil carbon dioxide emission and carbon sequestration as influenced by irrigation, tillage, cropping system, and nitrogen fertilization. Journal of Environmental Quality. 37:98-106.
Accumulation and Crop Uptake of Soil Mineral Nitrogen As Influemced by Tillage, Cover Crops, and Nitrogen Fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Singh, B.P., Whitehead, W.F., Wang, S. 2007. Accumulation and crop uptake of soil mineral nitrogen as influemced by tillage, cover crops, and nitrogen fertilization. Agronomy Journal. 99:682-691.
Taxonomic diversity of predominant culturable bacteria associated with microaggregates from two different agroecosystems and their ability to aggregate soil in vitro Reprint Icon - (Peer Reviewed Journal)
Caesar, T., Caesar, A.J., Gaskin, J.F., Sainju, U.M., Busscher, W.J. 2007. Taxonomic diversity of predominant culturable bacteria associated with microaggregates from two different agroecosystems and their ability to aggregate soil in vitro. Applied Soil Ecology. 36(1):10–21.
Long-term tillage and cropping system effects on dryland soil carbon sequestration and fractions - (Abstract Only)
Sainju, U.M., Caesar, T., Lenssen, A.W., Evans, R.G., Kolberg, R.L. 2007. Long-term tillage and cropping system effects on dryland soil carbon sequestration and fractions. Positioning Agriculture and Forestry to Meet the Challenges of Climate Change. In Fourth USDA Greenhouse Gas Conference. February 6-8, 2007. Baltimore, MD. p.38.
Dryland soil carbon dioxide emission and carbon storage as influenced by tillage, cropping, and nitrogen fertilization - (Abstract Only)
Sainju, U.M. 2007. Dryland soil carbon dioxide emission and carbon storage as influenced by tillage, cropping, and nitrogen fertilization. Positioning Agriculture and Forestry to Meet the Challenges of Climate Change. In Fourth USDA Greenhouse Gas Conference. February 6-8, 2007. Baltimore, MD. p. 30.
Soil carbon dioxide fluxes in relation to physical properties as influenced by management practices - (Abstract Only)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Evans, R.G. 2006. Soil carbon dioxide fluxes in relation to physical properties as influenced by management practices [CD-ROM]. Agronomy Abstracts. Indianapolis, Indiana: Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting.
Greenhouse Gas Reduction Through Agricultural Carbon Enhancement Network (Gracenet)-Progress Report - (Other)
Follett, R.F., Johnson, J.M., Parkin, T.B., Smith, J.L., Franzluebbers, A.J., Sainju, U.M., Zobeck, T.M., Collins, H.P., Mikha, M.M. 2006. Greenhouse gas reduction through agricultural carbon enhancement network (gracenet)-progress report. Agricultural Research Service Publication.
Cover crops and sampling date effect on on-farm soil carbon pools under conservation tillage cotton - (Abstract Only)
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.
Carbon and nitrogen pools in aggregates separated by dry and wet sieving methods - (Abstract Only)
Sainju, U.M. 2006. Carbon and nitrogen pools in aggregates separated by dry and wet sieving methods. In: American Society of Agronomy Meetings. November 12-16, 2006. Indianapolis, IN. Paper No. 189-1. Page 107.
Tillage, Cover Crops, and Nitrogen Fertilization Effects on Soil Nitrogen and Cotton and Sorghum Yields Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Whitehead, W.F., Singh, B.P., Wang, S. 2006. Tillage, cover crops, and nitrogen fertilization effects on soil nitrogen and cotton and sorghum yields. European Journal of Agronomy. 25:372-382.
Carbon and Nitrogen Pools in Soil Aggregates Separated by Dry and Wet Sieving Methods Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M. 2006. Carbon and nitrogen pools in soil aggregates separated by dry and wet sieving methods. Soil Science. 171(12):937-949.
Taxonomic diversity of predominant bacteria associated with microaggregates from two different agroecosystems and their ability to aggregate soil in vitro - (Abstract Only) - (20-Jun-06)
Dryland plant biomass and soil carbon and nitrogen fractions on transient land as influenced by tillage and crop rotation Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Caesar, T., Waddell, J.T. 2007. Dryland plant biomass and soil carbon and nitrogen fractions on transient land as influenced by tillage and crop rotation. Soil & Tillage Research. 93(2):452-461.
Dryland Plant Biomass and Soil Carbon and Nitrogen Fractions on Transient Land As Influenced by Tillage and Crop Rotation - (Peer Reviewed Journal) - (16-Jun-06)
Carbon Supply and Storage in Tilled and Non-Tilled Soils As Influenced by Cover Crops and Nitrogen Fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Singh, B.D., Whitehead, W.F., Wang, S. 2006. Carbon supply and storage in tilled and non-tilled soils as influenced by cover crops and nitrogen fertilization. Journal of Environmental Quality. 35:1507-1517.
Soil Carbon Dioxide Emission As Influenced by Irrigation, Tillage, Cropping System, and Nitrogen Fertilization Reprint Icon - (Proceedings)
Sainju, U.M., Jabro, J.D., Stevens, W.B. 2006. Soil carbon dioxide emission as influenced by irrigation, tillage, cropping system, and nitrogen fertilization. Workshop on Agricultural Air Quality. pp. 1086-1098.
Soil and crop nitrogen as influenced by tillage, cover crops, and nitrogen fertilization - (Abstract Only)
Sainju, U.M., Wang, S., Singh, B.P., Whitehead, W. 2006. Soil and crop nitrogen as influenced by tillage, cover crops, and nitrogen fertilization. World Congress of Soil Science, July 9-15, 2006, Philadelphia, PA. Paper No. 155-148. Page 141.
Irrigation System Effects on Soil Carbon and Nitrogen under Sugarbeet and Barley in Northern Great Plains - (Proceedings)
Sainju, U.M., Evans, R.G., Iversen, W.M. 2006. Irrigation system effects on soil carbon and nitrogen under sugarbeet and barley in northern great plains. Proceedings of Great Plains Soil Fertility Conference. Proceedings of the Great Plains Soil Fertility Conference, March 7-8, 2006, Denver, Colorado. p. 286-291.
Cover Crops for Sustaining Vegetable Production, Improving Soil and Water Qualities and Controlling Weeds and Pests - (Book / Chapter)
Sainju, U.M. 2006. Cover crops for sustaining vegetable production, improving soil and water qualities, and controlling weeds and pests. In: R Dris, editor, Vegetables: Growing Environment and Mineral Nutrition. Binghamton, New York: Hawthorn Press, Inc. p. 281-296.
Sustainable Production of Tomato - (Book / Chapter)
Sainju, U.M. and R. Dris. 2006. Sustainable Production of Tomato. In: R. Dris, editor, Crops: Quality, growth, and biotechnology. Helsinki, Finland: WFL Publisher. p. 190-216.
Tillage and Crop Rotation Effects on Dryland Soil and Residue Carbon and Nitrogen Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Caesar, T., Waddell, J.T. 2006. Tillage and crop rotation effects on dryland soil and residue carbon and nitrogen. Soil Science Society of America Journal. 70(2):668-678.
Soil Carbon and Nitrogen Pools under Long-Term Productivity of Rhizoma Peanut and Perennial Weeds Management Systems - (Peer Reviewed Journal)
Sainju, U.M., Terrill, T.H., Gelaye, S., Singh, B.P. 2006. Soil carbon and nitrogen pools under long-term productivity of rhizoma peanut and perennial weeds management systems. Archives of Agronomy and Soil Science. 52:45-59.
Tillage and crop rotation effects on dryland soil carbon and nitrogen pools - (Abstract Only)
Sainju, U.M., Caesar, T., Lenssen, A.W., Waddell, J.T. 2005. Tillage and crop rotation effects on dryland soil carbon and nitrogen pools. In: American Society of Agronomy Meetings, November 6-10, 2005. Salt Lake City, UT. Paper No. 318-4. Page 317.
Carbon supply and storage in tilled and non-tilled soils as influenced by cover crops and nitrogen fertilization - (Abstract Only)
Sainju, U.M., Singh, B.P., Whitehead, W., Wang, S. 2005. Carbon supply and storage in tilled and non-tilled soils as influenced by cover crops and nitrogen fertilization. In: American Society of Agronomy Meetings. November 6-10, 2005. Salt Lake City, UT. Paper no. 191-16. Page 200.
Tillage, Crop Rotations, and Cultural Practices Effects on Dryland Soil and Crop Residue Carbon and Nitrogen Reprint Icon - (Abstract Only)
Sainju, U.M., Lenssen, A.W., Evans, R.G., Caesar, T., Waddell, J.T. 2005. Tillage, crop rotations, and cultural practices effects on dryland soil and crop residue carbon and nitrogen. In: Proceedings of the International Conference on Sustainable Agriculture for Food, Energy and Industry, August, 22-27, 2005, St. Catharines, Canada. Available online at http://www.icsagr-fei.org/conference/2005/stcath/papers/a-sainj.doc
Carbon Sequestration in Dryland Soil and Plant Residue As Affected by Tillage and Crop Rotation Reprint Icon - (Abstract Only)
Sainju, U.M., Lenssen, A.W., Caesar, T., Waddell, J.T. 2005. Carbon sequestration in dryland soil and plant residue as affected by tillage and crop rotation. Third USDA Symposium on Greenhouse Gas Emissions and Carbon Sequestration in Agriculture and Forestry. p. 211.
Multidisciplinary Approach to Enhancing Sustainability in Cotton Production in the Southeastern Usa - (Abstract Only)
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.
Biculture legume-cereal cover crops for enhanced biomass yield and carbon and nitrogen - (Peer Reviewed Journal)
Sainju, U.M., Whitehead, W.F., Singh, B.P. 2005. Biculture legume-cereal cover crops for enhanced biomass yield and carbon and nitrogen. Agronomy Journal. 97(5):1403-1412.
Tillage, Cover Crops, and Nitrogen Fertilization Effects on Cotton and Sorghum Root Biomass, Carbon, and Nitrogen - (Peer Reviewed Journal)
Sainju, U.M., Singh, B.P., Whitehead, W.F. 2005. Tillage, cover crops, and nitrogen fertilization effects on cotton and sorghum root biomass, carbon, and nitrogen. Agronomy Journal. 97:1279-1290.
Enhancing Sustainability in Cotton Production Through Reduced Chemical Inputs, Cover Crops, and Conservation Tillage - (Other)
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.
Carbon Sequestration in Dryland Soils and Plant Residue As Influenced by Tillage and Crop Rotation Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Lenssen, A.W., Caesar, T., Waddell, J.T. 2006. Carbon sequestration in dryland soils and plant residue as influenced by tillage and crop rotation. Journal of Environmental Quality. 35:1341-1347.
Carbon accumulation in cotton, sorghum, and underlying soil as influenced by tillage, cover crops, and nitrogen fertilization - (Peer Reviewed Journal)
Sainju, U.M., Whitehead, W.F., Singh, B.P. 2005. Carbon accumulation in cotton, sorghum, and underlying soil as influenced by tillage, cover crops, and nitrogen fertilization. Plant and Soil. 273(1-2):219-234.
Isolation, Identification, and Characterization of Soil Aggregating Bacteria in Soil Microaggregates - (Abstract Only) - (15-Jul-04)
Tillage, Cover Crops, and Nitrogen Fertilization Effects on Cotton and Sorghum Yields and Nitrogen Uptake - (Abstract Only)
Sainju, U.M., Whitehead, W.F., Singh, B.P. 2004. Tillage, cover crops, and nitrogen fertilization effects on cotton and sorghum yields and nitrogen uptake[abstract]. American Society of Agronomy, Crop Science Society of America, Soil Science Society of America. Paper No. 3396.
Seasonal Variation in Rhizoma Peanut and Perennial Weeds Biomass and Soil Carbon and Nitrogen Pools - (Abstract Only)
Sainju, U.M., Terrill, T.H., Gelaye, S., Singh, B.P. 2004. Seasonal variation in rhizoma peanut and perennial weeds biomass and soil carbon and nitrogen pools [abstract]. American Society of Agronomy, Crop Science Society of America, Soil Science Society of America. Paper No. 3397.
Last Modified: 5/14/2013