Publications (Clicking on the reprint icon will take you to the publication reprint.)

Simulating dryland water availability and spring wheat production under various management practices in the Northern Great Plains - (Peer Reviewed Journal)

Qi, Z., Bartling, P.N., Jabro, J.D., Lenssen, A.W., Iversen, W.M., Ahuja, L.R., Ma, L., Allen, B.L., Evans, R.G. 2013. Simulating dryland water availability and spring wheat production under various management practices in the Northern Great Plains. Agronomy Journal. 105:37-50.

Development and evaluation of the carbon-nitrogen cycle module for the GPFARM-Range model - (Peer Reviewed Journal)

Qi, Z., Bartling, P.N., Ahuja, L.R., Derner, J.D., Dunn, G.H., Ma, L. 2012. Development and evaluation of the carbon-nitrogen cycle module for the GPFARM-Range model. Computers and Electronics in Agriculture. 83:1-10.

Parameterization of the GPFARM-Range model for simulating rangeland productivity - (Book / Chapter)

Adiku, S.K., Ahuja, L.R., Dunn, G.H., Derner, J.D., Andales, A.A., Garcia, L., Bartling, P.N. 2011. Parameterization of the GPFARM-Range model for simulating rangeland productivity. In Ahuja, L.R., Ma, L. editors. Methods of Introducing System Models into Agricultural Research. Madison, WI: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America. p.209-222.

A protocol for parameterization and calibration of RZWQM2 in field research - (Book / Chapter)

Ma, L., Ahuja, L.R., Saseendran, S.A., Malone, R.W., Green, T.R., Nolan, B.T., Bartling, P.N., Flerchinger, G.N., Boote, K.J., Hoogenboom, G. 2011. A protocol for parameterization and calibration of RZWQM2 in field research. Soil Science Society of America Special Publication Book Chapter. p.1-64.

Effects of Estimating Soil Hydraulic Properties and Root Growth Factor on Soil Water Balance and Crop Production - (Peer Reviewed Journal)

Ma, L., Hoogenboom, G., Saseendran, S.A., Bartling, P.N., Ahuja, L.R., Green, T.R. 2009. Effects of Estimating Soil Hydraulic Properties and Root Growth Factor on Soil Water Balance and Crop Production. Agronomy Journal. 101(3) :572-583.

EVALUATION OF GPFARM FOR SIMULATION OF FORAGE PRODUCTION AND COW-CALF WEIGHTS. - (Peer Reviewed Journal)

Andales, A.A., Derner, J.D., Bartling, P.N., Ahuja, L.R., Dunn, G.H., Hart, R.H., Hanson, J.D. 2005. Evaluation of GPFARM for simulation of forage production and cow-calf weights. Rangeland Ecology and Management.58:247-255.

GPFARM MODELING OF CORN YIELD AND RESIDUAL SOIL NITRATE-N - (Peer Reviewed Journal)

Shaffer, M.J., Bartling, P.N., Mcmaster, G.S. 2004. Gpfarm modeling of corn yield and residual soil nitrate-n. Computers and Electronics in Agriculture. May 2004. Volume 43, Issue 2, Pages 87-107.

APPLICATION OF GPFARM TO SIMULATE FORAGE PRODUCTION AND COW-CALF WEIGHTS - (Abstract Only)

Andales, A.A., Derner, J.D., Bartling, P.N., Ahuja, L.R., Dunn, G.H., Hart, R.H. 2004. Application of gpfarm to simulate forage production and cow-calf weights. Society for Range Management Meeting Abstracts. No. 5.

GPFARM CYCLING OF CROP RESIDUES - (Abstract Only)

Shaffer, M.J., Bartling, P.N., Vigil, M.F., Mcmaster, G.S., Dunn, G.H., Ascough Ii, J.C., Ahuja, L.R. 2002. Gpfarm cycling of crop residues. American Society of Agronomy Meetings. Indianapolis, IN. November 10-14, 2002.

APPLICATION AND TESTING OF GPFARM: A FARM AND RANCH DECISION SUPPORT SYSTEMFOR EVALUATING ECONOMIC AND ENVIRONMENTAL SUSTAINABILITY OF AGRICULTURAL ENTERPRISES - (Peer Reviewed Journal)

Dunn, G.H., Weltz, M.A., Mcmaster, G.S., Ascough Ii, J.C., Shaffer, M.J., Palic, D.B., Vandenberg, B.C., Bartling, P.N., Edmunds, D.A., Hoag, D.L., Ahuja, L.R. 2002. Application and testing of gpfarm: a farm and ranch decision support systemfor evaluating economic and environmental sustainability of agricultural enterprises. Acta Horticulture (ISHS) 593:171-177. www.actahort.og/books/593/593_22.htm

GPFARM SIMULATION OF SOIL NUTRIENT CYCLING UNDER MAIZE - (Abstract Only)

Shaffer, M.J., Yu, M., Bartling, P.N., Ho, N., Mcmaster, G.S., Ascough Ii, J.C., Ahuja, L.R., Weltz, M.A. 2001. Gpfarm simulation of soil nutrient cycling under maize. Agronomy Abstracts. American Society of Agronomy Meetings, October 2001.

TOOLS FOR NUTRIENT MANAGEMENT IN AGRICULTURE - (Abstract Only) - (07-Mar-00)

OBJECT-ORIENTED SIMULATION OF INTEGRATED WHOLE-FARM:GPFARM FRAMEWORK - (Peer Reviewed Journal) - (15-Feb-00)

OBJECT-ORIENTED SIMULATION OF CARBON/NITROGEN CYCLING IN SOIL - (Abstract Only) - (01-Oct-95)

NITRATE LEACHING UNDER 2 CONTRASTING SOILS AMONG 3 CLIMATE TYPES - (Proceedings) - (01-Feb-95)

THE GPFARM DECISION SUPPORT SYSTEM FOR WHOLE FARM/RANCH MANAGEMENT - (Proceedings) - (01-Jan-95)

GPFARM: GREAT PLAINS FRAMEWORK FOR AGRICULTURAL RESOURCE MANAGEMENT (COMPUTER DEMO) - (Abstract Only) - (01-Oct-94)

GPFARM: A DECISION SUPPORT SYSTEM FOR AGRICULTURAL RESOURCE MANAGEMENT IN THE GREAT PLAINS - (Abstract Only) - (01-Oct-94)