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United States Department of Agriculture

Agricultural Research Service

Related Topics

Robert Kolberg
Natural Resource Management Research
Agricultural Science Research Technician

Phone: (701) 667-3044
Fax: (701) 667-3054

1701 10TH AVE. SW
PO BOX 459
MANDAN , ND 58554


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Long-term tillage and cropping effects on biological properties associated with soil aggregation in semi-arid eastern Montana, USA Reprint Icon -
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.
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 -
Tillage and cropping sequence impacts on nitrogen cycling in dryland farming in eastern Montana, USA Reprint Icon -
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.
Long-term tillage frequency and cropping intensity effects on dryland residue and soil carbon fractions Reprint Icon -
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.
Long-term tillage and cropping sequence effects on dryland residue and soil carbon fractions Reprint Icon -
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.
Long-term tillage and cropping system effects on dryland soil carbon sequestration and fractions -
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 cropping in the Canadian prairies and the U.S. Northern Great Plains -
Cochran, V.L., Danielson, J.G., Kolberg, R.L., Miller, P. 2006. Dryland cropping in the Canadian prairies and the U.S. Northern Great Plains. In: Peterson, G.A., Unger, P.W., and Payne, W.A. Dryland Agriculture Second Edition, Agronomy Monograph 23. Madison, WI: ASA-CSSA-SSSA. p.293-339.
INORGANIC CARBON ANALYSIS BY MODIFIED PRESSURE-CALCIMETER METHOD -
Sherrod, L.A., Dunn, G.H., Perterson, G.A., Kolberg, R.L. 2002. Inorganic carbon analysis by modified pressure-calcimeter method. Soil Science Society of America Journal. (2002) 66: 299-305.
Dryland Cropping in the Canadian Prairies and the U.S. Northern Great Plains -
Cochran, V.L., Danielson, J., Kolberg, R.L., Miller, P., Padbury, G. 2006. Dryland Cropping in the Canadian Prairies and the U.S. Northern Great Plains. Dryland Agriculture. Second Edition. Madison, Wisconsin, USA: American Society of Agronomy, Inc., Crop Science Society of America, Inc., Soil Science Society of America, Inc. p. 293-340.
EFFECT OF STEAM APPLICATION ON CROPLAND WEEDS -
Kolberg, R.L., Wiles, L.J. 2001. Effect of steam application on cropland weeds. Weed Technology. 16(1):43-49.
INFLUENCE OF CROPPING INTENSITY AND NITROGEN FERTILIZER RATES ON IN SITU NITROGEN MINERALIZATION -
Evaluation of an In Situ Net Soil Nitrogen Mineralization Method in Dryland Agroecosystems -
Kolberg, R.L., Rouppet, B., Westfall, D., Peterson, G. 1997. Evaluation of an In Situ Net Soil Nitrogen Mineralization Method in Dryland Agroecosystems. Soil Science Society of America Journal. 61(2): 504-508.
Cropping Intensity and Nitrogen Management Impact of Dryland No-Till Rotations in the Semi-Arid Western Great Plains -
Kolberg, R.L., Kitchen, R., Westfall, D., Peterson, G. 1996. Cropping Intensity and Nitrogen Management Impact of Dryland No-Till Rotations in the Semi-Arid Western Great Plains. Journal of Production Agriculture. 9(4): 517-521.
Last Modified: 5/2/2016
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