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ARS Home » Plains Area » Fort Collins, Colorado » Center for Agricultural Resources Research » Rangeland Resources & Systems Research » People & Locations » Fred Fox, Jr
Fred A Fox, Jr, Jr.
Rangeland Resources & Systems Research
Information Technology Specialist (Applications Software)

Phone: (970) 492-7370
Fax: (970) 492-7310

(Employee information on this page comes from the REE Directory. Please contact your front office staff to update the REE Directory.)


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Winter wheat crop models improve growth simulation by including phenological response to water-deficit stress Reprint Icon - (Peer Reviewed Journal)
Mankin, K.R., Edmunds, D.A., McMaster, G.S., Fox, F.A., Wagner, L.E., Green, T.R. 2023. Winter wheat crop models improve growth simulation by including phenological response to water-deficit stress. Environmental Modeling and Assessment. 29:235-248. https://doi.org/10.1007/s10666-023-09939-5.
WebStart WEPS: WEPS with remote data access and cloud-computing functionality Reprint Icon - (Peer Reviewed Journal)
Wagner, L.E., Haas, M.E., Fox, F.A. 2022. WebStart WEPS: WEPS with remote data access and cloud-computing functionality. Journal of the ASABE. 65(2):427-436. https://doi.org/10.13031/ja.14773.
A vehicle-based laser system for high-resolution DEM development – performance in micro-topography measurement - (Peer Reviewed Journal)
A vehicle-based laser system for high-resolution DEM development – performance evaluation of system components - (Peer Reviewed Journal)
Hydrology submodel of WEPS - (Book / Chapter)
Fox, F.A., A.A. Durar, and E.L. Skidmore. 2020. Hydrology submodel of WEPS. In: Tatarko, J., editor. The Wind Erosion Prediction System (WEPS): Technical Documentation. USDA Agriculture Handbook 727. United States Department of Agriculture, Agricultural Research Service, Beltsville, MD. p. 158-225.
Crop submodel of WEPS - (Book / Chapter)
Fox, F. and A. Retta. 2020. Crop submodel of WEPS. In: Tatarko, J., editor. The Wind Erosion Prediction System (WEPS): Technical Documentation. USDA Agriculture Handbook 727. United States Department of Agriculture, Agricultural Research Service, Beltsville, MD. p. 272-321.
Erosion submodel of WEPS - (Book / Chapter)
Hagen, L.J. and F.A. Fox. 2020. Erosion submodel of WEPS. In: Tatarko, J., editor. The Wind Erosion Prediction System (WEPS): Technical Documentation. USDA Agriculture Handbook 727. United States Department of Agriculture, Agricultural Research Service, Beltsville, MD. p. 85-157.
Weather generators of WEPS - (Book / Chapter)
Van Donk, S., Tatarko, J., Skidmore, E.L., Wagner, L.E., Fox, F.A. 2020. Weather generators of WEPS. In: Tatarko, J., editor. The Wind Erosion Prediction System (WEPS): Technical Documentation. USDA Agriculture Handbook 727. United States Department of Agriculture, Agricultural Research Service, Beltsville, MD. p. 57-84.
WebStart WEPS: Remote data access and model execution functionality added to WEPS - (Proceedings)
Winter wheat phenology simulations improve when adding responses to water stress Reprint Icon - (Peer Reviewed Journal)
McMaster, G.S., Edmunds, D.A., Marquez, R., Haley, S.D., Buchleiter, G.W., Bryne, P.F., Green, T.R., Erskine, R.H., Lighthart, N.P., Kipka, H., Fox, F.A., Wagner, L.E., Tatarko, J., Maragues, M., Ascough II, J.C. 2019. Winter wheat phenology simulations improve when adding responses to water stress. Agronomy Journal. 3:1-11. https://doi.org/10.2134/agronj2018.09.0615.
Unified Plant Growth Model (UPGM): Part 2. Component development and integration with agroecosystem models - (Abstract Only)
Unified Plant Growth Model (UPGM). Part 1. Background, Objectives, and Vision. - (Abstract Only)
Unified Plant Growth Model (UPGM). 2. Component development and integration with agroecosystem models - (Abstract Only)
Unified Plant Growth Model (UPGM). 1. Background, objectives, and vision. - (Proceedings)
Mcmaster, G.S., Edmunds, D.A., Marquez, R.D., Fox, F.A., Wagner, L.E., Tatarko, J., Lighthart, N., Kipka, H., Erskine, R.H., Green, T.R., Ascough Ii, J.C. 2018. Unified Plant Growth Model (UPGM). 1. Background, objectives, and vision.. Meeting Proceedings. 9th International Congress on Environmental Modelling and Software.
WebStart WEPS: Remote data access and model execution functionality added to WEPS - (Abstract Only)
The wind erosion prediction system and its use in conservation planning Reprint Icon - (Book / Chapter)
Tatarko, J., Wagner, L.E., Fox, F.A. 2019. The wind erosion prediction system and its use in conservation planning. In: Wendroth, O., Lascano, L., Ma, L., Wendroth, R.J. Lascano, L. Ma, editors. Bridging Among Disciplines by Synthesizing Soil and Plant Processes, Advances in Agricultural Systems Modeling 8, 2019. 8th edition. Madison, WI. American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America, Inc. p. 71-109. https://doi.org/10.2134/advagricsystmodel8.2017.0021.
Residue decomposition of submodel of WEPS - (Book / Chapter)
The National Wind Erosion Research Network: Building a standardized long-term data resource for aeolian research, modeling and land management Reprint Icon - (Peer Reviewed Journal)
Webb, N.P., Herrick, J.E., Van Zee, J.W., Courtright, E.M., Hugenholtz, C.H., Zobeck, T.M., Okin, G., Barchyn, T.E., Billings, B.J., Boyd, R., Clingan, S., Cooper, B., Duniway, M., Derner, J.D., Fox, F.A., Havstad, K.M., Heilman, P., Laplante, V.K., Ludwig, N., Metz, L.J., Nearing, M.A., Norfleet, M., Pierson Jr, F.B., Sanderson, M.A., Sharratt, B.S., Steiner, J.L., Tatarko, J., Tedela, N., Toledo, D.N., Unnasch, R., Van Pelt, R.S., Wagner, L.E. 2016. The National Wind Erosion Research Network: Building a standardized long-term data resource for aeolian research, modeling and land management. Aeolian Research. 22:23-36.
Implications of climate change on wind erosion of agricultural lands in the Columbia Plateau Reprint Icon - (Peer Reviewed Journal)
Sharratt, B.S., Tatarko, J., Abatzoglou, J., Fox, F.A., Huggins, D.R. 2015. Implications of climate change on wind erosion of agricultural lands in the Columbia Plateau. Weather and Climate Extremes. 10:10-16.
The Unified Plant Growth Model (UPGM): software framework overview and model application - (Proceedings)
Ascough II, J.C., Mcmaster, G.S., Todd, B.L., Wagner, L.E., Fox, F.A., Edmunds, D.A., Herder, M.C. 2014. The Unified Plant Growth Model (UPGM): software framework overview and model application. Environmental Modeling International Conference Proceedings. Available: http://www.iemss.org/sites/iemss2014/papers/iemss2014_submission_352.pdf.
Linking a modified EPIC-based growth model (UPGM) with a component-based watershed model (AGES-W) - (Proceedings)
McMaster, G.S., Ascough II, J.C., Edmunds, D.A., David, O., Wagner, L.E., Fox, F.A., Erskine, R.H., Kipka, H., Green, T.R. 2014. Linking a modified EPIC-based growth model (UPGM) with a component-based watershed model (AGES-W). Environmental Modeling International Conference. June 15-19. 2014, San Diego, California.
Simulating unstressed crop development and growth using the Unified Plant Growth Model (UPGM) - (Peer Reviewed Journal)
McMaster, G.S., Ascough II, J.C., Edmunds, D.A., Wagner, L.E., Fox, F.A., Dejonge, K.C., Hansen, N.C. 2014. Simulating unstressed crop development and growth using the Unified Plant Growth Model (UPGM). Environmental Modeling and Assessment. 19(5):407-424. DOI:10.1007/s10666-014-9402-x.
The management submodel of the Wind Erosion Prediction System Reprint Icon - (Peer Reviewed Journal)
Wagner, L.E., Fox, F.A. 2013. The management submodel of the Wind Erosion Prediction System. Applied Engineering in Agriculture. 29(3):361-372.
Spatial application of WEPS for estimating wind erosion in the Pacific Northwest - (Peer Reviewed Journal)
Gao, J., Wagner, L.E., Fox, F.A., Chung, S., Vaughn, J., Lamb, B.K. 2013. Spatial application of WEPS for estimating wind erosion in the Pacific Northwest. Transactions of the ASABE. 56(2):613-624.
Application of the Wind Erosion Prediction System in the AIRPACT regional air quality modeling framework - (Peer Reviewed Journal)
Chung, S.H., Herron-Thorpe, F.L., Lamb, B.K., Vanreken, T.M., Vaughn, J., Gao, J., Wagner, L.E., Fox, F.A. 2013. Application of the Wind Erosion Prediction System in the AIRPACT regional air quality modeling framework. Transactions of the ASABE. 56(2):625-641.
Integrating WEPP into the WEPS infrastructure - (Proceedings)
Fox, F.A., Frankenberger, J.R., Flanagan, D.C., Wagner, L.E. 2011. Integrating WEPP into the WEPS infrastructure. In: Proceedings International Symposium on Erosion and Landscape Evolution (ISELE), 18-21 September 2011, Anchorage, Alaska. ISELE Paper No. 11142. D.C. Flanagan, J.C. Ascough II, and J.L Nieber (eds.). St. Joseph, MI ASABE.
Spatial application of WEPS for estimating wind erosion in the Pacific Northwest - (Proceedings)
Gao, J., Wagner, L.E., Fox, F.A., Chung, S.H., Lamb, B.K. 2011. Spatial application of WEPS for estimating wind erosion in the Pacific Northwest. In: Proceedings International Symposium on Erosion and Landscape Evolution (ISELE), 18-21 September 2011, Anchorage, Alaska. ISELE Paper No. 11023. D.C. Flanagan, J.C. Ascough II, and J.L Nieber (eds.). St. Joseph, MI ASABE.
CLIGEN: Addressing deficiencies in the generator and its databases - (Proceedings)
Rust, W.J., Fox, F.A., Wagner, L.E. 2011. CLIGEN: Addressing deficiencies in the generator and its databases. In: Proceedings International Symposium on Erosion and Landscape Evolution (ISELE), 18-21 September 2011, Anchorage, Alaska. ISELE Paper No. 11083. D.C. Flanagan, J.C. Ascough II, and J.L. Nieber (eds.). St. Joseph, MI ASABE.
High Energy Moisture Characteristics: Linking Between Soil Physical Processes and Structure Stability - (Abstract Only)
Mamedov, A.I., Levy, G.J., Aliev, F.A., Wagner, L.E., Fox, F.A. 2009. High Energy Moisture Characteristics: Linking Between Soil Physical Processes and Structure Stability. American Society of Agronomy-Crop Science Society of America- Soil Science Society of America (ASA-CSSA-SSSA) 2009 International Annual Meeting Abstracts, November 1-5, 2009, Pittsburgh, PA. DOI: 10.2136/AnMtgsAbsts2009.52162
Crop Growth Modeling in the Wind Erosion Prediction System - (Abstract Only)
Combining ARS Process-Based Water and Wind Erosion Prediction Technologies - (Abstract Only)
Flanagan, D.C., Frankenberger, J.R., Fox, F.A., Wagner, L.E., Ascough Ii, J.C. 2007. Combining ARS Process-Based Water and Wind Erosion Prediction Technologies. Soil Science Society of America Annual Meeting Abstracts, November 4-8, 2007, New Orleans, Louisiana. 2007 CDROM.
MULTI-CROP PLANT GROWTH MODELING FOR AGRICULTURAL MODELS AND DECISION SUPPORT SYSTEMS - (Proceedings)
Mcmaster, G.S., Ascough Ii, J.C., Edmunds, D.A., Andales, A.A., Wagner, L.E., Fox, F.A. 2005. Multi-crop plant growth modeling for agricultural models and decision support systems. International Congress on Modeling and Simulation Proceedings.
MODELING THE CONDITIONS THAT AFFECT WIND EROSION PREDICTION - (Other)
Fox, F.A. 2004. Modeling the conditions that affect wind erosion prediction. International Workshop on Applications, Enhancement and Collaborations of Agricultural Research Service (ARS) Root Zone Water Quality Model (RZWQM) and Great Plains Framework For Agricultural Resource Management (GPFARM) Models, April 20-22, 2004.
SIMULATION OF TILLAGE AND OTHER MANAGEMENT OPERATIONS IN WEPS - (Proceedings)
In: J.C. Ascough II and D.C. Flanagan, Proc. Int. Symp. Soil Erosion Research for the 21st Century, 3-5 January 2001, Honolulu, HI. St. Joseph, MI: pp 625-628.
A LASER DISTANCE BASED METHOD FOR MEASURING STANDING RESIDUE - (Proceedings)
In: J.C. Ascough II and D.C. Flanagan, Proc. Int. Symp. Soil Erosion Research for the 21st Century, 3-5 January 2001, Honolulu, HI. St. Joseph, MI: pp 206-209.