Projects

Quantifying Soil Erosion and Runoff from Western Rangelands General Cooperative Agreement (A)   Accession Number: 424742

INTEGRATED INVASIVE SPECIES CONTROL, REVEGETATION, AND ASSESSMENT OF GREAT BASIN RANGELANDS Appropriated (D)   Accession Number: 415230

ECOLOGICAL INTERACTIONS IN INTEGRATED AND BIOLOGICALLY-BASED MANAGMENT OF INVASIVE PLANT SPECIES IN WESTERN RANGELANDS Appropriated (D)   Accession Number: 420674

GREAT BASIN COOPERATIVE ECOSYSTEM STUDIES UNIT NFCA Nonfunded Cooperative Agreement (N)   Accession Number: 421992

DEVELOPING ECOLOGICAL SITE DESCRIPTION STATE AND TRANSITIONS MODELS FOR GREAT BASIN RANGELAND PLANT COMMUNITIES Reimbursable (R)   Accession Number: 422035

REDUCING THE IMPACT OF WILDFIRES IN NORTH AMERICAN DESERTS Reimbursable (R)   Accession Number: 418040

QUANTIFYING AND PREDICTING IMPACTS AND BENEFITS OF CONSERVATION ON GRAZING LANDS Reimbursable (R)   Accession Number: 423647

EVALUATION OF THE EFFECTS OF RANGELAND CONDITIONS ON THE SOURCES AND TRANSPORT OF DISSOLVED SOLIDS WITHIN THE UPPER COLORADO RIVER BASIN Reimbursable (R)   Accession Number: 423656

QUANTIFYING ENVIRONMENTAL BENEFITS DERIVED FROM IMPLEMENTING RANGELAND CONSERVATION PRACTICES TO IMPROVE WATER QUALITY Specific Cooperative Agreement (S)   Accession Number: 423663

QUANTIFYING ENVIRONMENTAL BENEFITS DERIVED FROM IMPLEMENTING RANGELAND CONSERVATION PRACTICES WITHIN THE GREAT BASIN Specific Cooperative Agreement (S)   Accession Number: 418757

ASSESSING HYDROLOGIC RESPONSE OF PLANT COMMUNITIES IN THE GREAT BASIN Specific Cooperative Agreement (S)   Accession Number: 414414

MODELING SNOW, SOIL MOISTURE, AND STREAMFLOW IMPACTS ON WATER, SOIL AND VEGETATION RESOURCES IN SEMI-ARID BASINS Specific Cooperative Agreement (S)   Accession Number: 414664

GREAT BASIN ECOLOGICAL SITE DEVELOPMENT Specific Cooperative Agreement (S)   Accession Number: 422808

INTEGRATED INVASIVE SPECIES CONTROL, REVEGETATION, AND ASSESSMENT OF GREAT BASIN RANGELANDS Specific Cooperative Agreement (S)   Accession Number: 421398

QUANTIFYING PLANT GROWTH RESPONSE AND ENVIRONMENTAL BENEFITS DERIVED FROM IMPLEMENTING GRAZING LAND CONSERVATION PRACTICES. Specific Cooperative Agreement (S)   Accession Number: 421487

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

Using long-term datasets to study exotic plant invasions on rangelands in the western United States - (Peer Reviewed Journal)

Morris, C.E., Morris, L., Leffler, J.A., Holifield Collins, C.D., Forman, A.D., Weltz, M.A., Kitchen, S.G. 2013. Using long-term datasets to study exotic plant invasions on rangelands in the western United States. Journal of Arid Environments. 95:65-74.

Application of a rangeland soil erosion model using NRI data in southeastern Arizona 2191 - (Peer Reviewed Journal) - (15-Feb-13)

Risk assessment of erosion from concentrated flow on rangelands using overland flow distribution and shear stress partitioning - (Peer Reviewed Journal)

Al-Hamdan, O.Z., Pierson Jr, F.B., Nearing, M.A., Williams, C.J., Stone, J.J., Kormos, P.R., Boll, J., Weltz, M.A. 2013. Risk assessment of erosion from concentrated flow on rangelands using overland flow distribution and shear stress partitioning. Transactions of the ASABE. 56(2):539-548.

Rangeland CEAP: An assessment of conservation practices - (Peer Reviewed Journal) - (24-Oct-12)

Modeling overland erosion on disturbed rangeland - (Abstract Only)

Al-Hamdan, O.Z., Hernandez, M., Pierson, F.B., Nearing, M., Stone, J.J., Williams, C.J., Boll, J., and Weltz, M. 2012. Modeling overland erosion on disturbed rangeland. Presented at the American Geophysical Union Annual Fall Meeting, December 3-7, 2012, San Francisco, CA.

Estimating effects of targeted conservation on nonfederal rangelands - (Peer Reviewed Journal)

Weltz, M.A., Spaeth, K. 2012. Estimating effects of targeted conservation on nonfederal rangelands. Rangelands. 34(4):35-40.

Concentrated flow erodibility for physically-based erosion models: temporal variability in disturbed and undisturbed rangelands - (Peer Reviewed Journal)

Al-Hamdan, O.Z., Pierson Jr, F.B., Nearing, M.A., Williams, C.J., Stone, J.J., Kormos, P.R., Boll, J., Weltz, M.A. 2012. Concentrated flow erodibility for physically-based erosion models: temporal variability in disturbed and undisturbed rangelands. Water Resources Research. DOI: 10.1029/2011WR011464.

Hydrologic Research in a Pinyon and Juniper Encroached Watershed - (Abstract Only) - (01-Mar-12)

Research to practical use: on-the-ground success - (Peer Reviewed Journal)

Clements, D.D., Young, J.A., Harmon, D.N., Weltz, M.A. 2012. Research to practical use: on-the-ground success. Rangelands. 34(4):54-60.

Multiscale assessment of green leaf area in a semi-arid rangeland with a small unmanned aerial vehicle - (Peer Reviewed Journal) - (21-Jan-12)

Indirect measurement of leaf area index in sagebrush-steppe rangelands - (Peer Reviewed Journal)

Finzel, J.A., Seyfried, M.S., Weltz, M.A., Kiniry, J.R., Johnson, M.V.V., Launchbaugh, K.L. 2012. Indirect measurement of leaf area index in sagebrush-steppe rangelands. Rangeland Ecology and Management. 65:208-212.

Indirect measurement of leaf area index in sagebrush-steppe rangelands - (Peer Reviewed Journal)

Finzel, J.A., Seyfried, M.S., Weltz, M.A., Kiniry, J.R., Johnson, M.V., Launchbaugh, K.L. 2012. Indirect measurement of leaf area index in sagebrush-steppe rangelands. Rangeland Ecology and Management. 65:208-212.

Effects of pinyon and juniper expansion on watershed hydrology and vegetation response - (Abstract Only) - (01-Oct-11)

Estimating concentrated flow erodibility parameters from pre- and post-fire rangeland field data for physically-based erosion modeling - (Abstract Only)

Al-Hamdan, O.Z., Pierson, F.B., Williams, C.J., Nearing, M., Stone, J., Kormos, P.R., Boll, J., and Weltz, M.A. 2011. Estimating concentrated flow erodibility parameters from pre- and post-fire rangeland field data for physically-based erosion modeling. Abstract H31B-1141. Presented at the 2011 Fall Meeting of the American Geophysical Union, December 5-9, 2011, San Francisco, CA.

Techniques for assessing the environmental outcomes of conservation practices applied to rangeland watersheds - (Peer Reviewed Journal)

Weltz, M.A., Jolley, L., Goodrich, D., Boykin, K., Nearing, M., Stone, J., Guertin, P., Hernandez, M., Spaeth, K., Pierson, F., Morris, C., Kepner, B. 2011. Techniques for assessing the environmental outcomes of conservation practices applied to rangeland watersheds. Journal of Soil and Water Conservation. 66(5):154A-162A.

Characteristics of concentrated flow hydraulics for rangeland ecosystems: implications for hydrologic modeling - (Peer Reviewed Journal)

Osama, A.Z., Pierson Jr, F.B., Nearing, M.A., Stone, J.J., Williams, C.J., Moffet, C.A., Kormos, P.R., Boll, J., Weltz, M.A. 2012. Characteristics of concentrated flow hydraulics for rangeland ecosystems: Implications for hydrologic modeling. Earth Surface Processes and Landforms. 37(2):157-168.

Wildfire and invasive plants in American deserts: a special feature - (Peer Reviewed Journal)

Weltz, M.A., Coates-Markle, L., Narayanan, R. 2011. Wildfire and invasive plants in American deserts: a special feature. Rangeland Ecology and Management. 64(5):429-430.

Fire, plant invasions, and erosion events on western rangelands - (Peer Reviewed Journal)

Pierson Jr, F.B., Williams, C.J., Hardegree, S.P., Weltz, M.A., Stone, J.J., Clark, P. 2011. Fire, plant invasions, and erosion events on western rangelands. Rangeland Ecology and Management. 64(5):439-449. DOI: 10.2111/REM-D-09-00147.1.

Chapter 3 The state of the land - (Government Publication)

Weltz, M.A., Jolley, L., Herrick, J.E. 2011. Chapter 3 The state of the land. Resource Conservation Act Appraisal. p. 25-48.

AGWA: The Automated Geospatial Watershed Assessment Tool to inform rangeland management - (Peer Reviewed Journal)

Goodrich, D.C., Guertin, D.P., Burns, I.S., Nearing, M.A., Stone, J.J., Wei, H., Heilman, P., Hernandez, M., Spaeth, K., Pierson Jr, F.B., Paige, G.B., Miler, S.N., Kepner, W., Mcclaran, M.P., Weltz, M.A., Jolley, L. 2011. AGWA: The Automated Geospatial Watershed Assessment Tool to inform rangeland management. Rangelands. 33(4):41-47.

Shear stress partitioning of overland flow on disturbed and undisturbed rangelands - (Proceedings)

Al-Hamdan, O.Z., Pierson, F.B., Nearing, M.A., Stone, J.J., Williams, C.J., Kormos, P.R., Boll, J., and Weltz, M.A. (2011) “Shear Stress Partitioning of Overland Flow on Disturbed and Undisturbed Rangelands”, in Proceedings of the International Symposium on Erosion and Landscape Evolution, Anchorage, Alaska, USA, American Society of Agricultural and Biological Engineers and Association of Environmental and Engineering Geologist, Edited by Flanagan, D.C., Ascough II, J.C., and Nieber J.L., Paper # 11134.

A rangeland hydrology and erosion model - (Peer Reviewed Journal)

Nearing, M.A., Wei, H., Stone, J.J., Pierson, Jr. F.B., Spaeth, K., Weltz, M.A., Flanagan, D.C., Hernandez, M. 2011. A rangeland hydrology and erosion model. Transactions of the ASABE. 54(3):1-8.

Shear stress partitioning of overland flow on disturbed and undisturbed rangelands - (Abstract Only)

Al-Hamdan, O.Z., Pierson, F.B., Nearing, M.A., Stone, J.J., Williams, C.J., Kormos, P.R., Boll, J., and Weltz, M.A. (2011) “Shear Stress Partitioning of Overland Flow on Disturbed and Undisturbed Rangelands”, Abstract, in the International Symposium on Erosion and Landscape Evolution, Anchorage, Alaska, USA, American Society of Agricultural and Biological Engineers and Association of Environmental and Engineering Geologist, Edited by Ascough II C. and Flanagan, D. C. pp 110.

The rancher's ALMANAC - (Peer Reviewed Journal)

Johnson, M., Finzel, J.A., Spanel, D.A., Weltz, M.A., Sanchez, H., Kiniry, J.R. 2011. The rancher's ALMANAC. Rangelands. 33(2):10-16.

Environmental outcomes of conservation practices applied to grazing lands - (Abstract Only)

Weltz, M.A. 2011. Environmental outcomes of conservation practices applied to grazing lands [abstract]. Soil and Water Conservation Society. 1:43.

New concentrated flow hydraulics equations for physically-based rangeland hydrology and erosion models - (Abstract Only)

Al-Hamdan, O.Z., Pierson, F.B., Williams, C.J., Nearing, M.A., Stone, J.J., Moffet, C.A., Kormos, P.R., Boll, J., and Weltz, M.A. 2010. New Concentrated Flow Hydraulics Equations for Physically-Based Rangeland Hydrology and Erosion Models. Presented at 2010 Fall Meeting, American Geophysical Union, San Francisco, California, 13-17 December 2010, Abstract H41F-1156.

Forecasting annual aboveground net primary production in the intermountain west - (Abstract Only)

Finzel, J., Weltz, M.A., Seyfried, M.S., Kiniry, J.R., Launchbaugh, K. 2011. Forecasting annual aboveground net primary production in the intermountain west [abstract]. Society for Range Management. p. 258.

Rainfall interception and partitioning by pinus monophylla and juniperus osteosperma - (Abstract Only)

Lossing, S., Stringham, T., Weltz, M.A. 2011. Rainfall interception and partitioning by pinus monophylla and juniperus osteosperma [abstract]. Society for Range Management. p. 242.

National estimates of soil loss on rangelands - (Abstract Only)

Weltz, M.A., Jolley, L., Speath, K. 2011. National estimates of soil loss on rangelands [abstract]. Society for Range Management. p. 72.

National estimates of soil loss on rangelands - (Abstract Only)

Weltz, M.A., Jolley, L., Spaeth, K. 2011. National estimates of soil loss on rangelands. Society for Range Management Meeting Abstracts. p. 72.

Seedlings: From Seed to Establishment - (Abstract Only)

Clements, C.D., Harmon, D.N., Weltz, M.A. 2011. Seedlings: from seed to establishment [abstract]. Society for Range Management. 64:57.

Research to Practical Use: On-The-Ground Successes - (Abstract Only)

Clements, C.D., Young, J.A., Harmon, D.N., Weltz, M.A. 2011. Research to Practical Use: On-The-Ground Successes [abstract]. Society for Range Management. 64:64.

Simulating effects of cheatgrass invasion on native bunchgrass productivity under different precipitation scenarios - (Abstract Only) - (04-Jan-10)

Quantifying Annual Aboveground Net Primary Production in the Intermountain West - (Abstract Only)

Finzel, J., Weltz, M.A., Seyfried, M.S., Launchbaugh, K., Kiniry, J.R. 2010. Quantifying Annual Aboveground Net Primary Production in the Intermountain West [abstract]. Society for Range Management and Weed Science Society of America Annual Meeting Program Guide. P C-27.

Concentrated Flow Erosion after Pinyon-Juniper Cutting - (Abstract Only)

Costigan, K., Weltz, M.A., Stone, J.J., Morris, C.E. 2010. Concentrated Flow Erosion after Pinyon-Juniper Cutting [abstract]. Society for Range Management and Weed Science Society of America Annual Meeting Program Guide. O-9.

Simulating Effects of Cheatgrass Invasion on Native Bunchgrass Productivity Under Different Precipitation Scenarios - (Abstract Only)

Johnson, M., Kiniry, J.R., Weltz, M.A., Spanel, D.A., Finzel, J., Launchbaugh, K., Rodriguez-Barahona, L., Rollins, K. 2010. Simulating Effects of Cheatgrass Invasion on Native Bunchgrass Productivity Under Different Precipitation Scenarios [abstract]. Society for Range Management and Weed Science Society of America Annual Meeting Program Guide. O-103.

Instrumenting Wildlife Water Developments to Measure Precipitation and Estimate Runoff in Remote Catchments - (Abstract Only)

Grant, N., Saito, L., Weltz, M.A., Walker, M., Stewart, K. 2010. Instrumenting Wildlife Water Developments to Measure Precipitation and Estimate Runoff in Remote Catchments [abstract]. Proceedings of the Joint Federal Interagency Conference 2010. p. 120.

Control of Downy brome (Bromus tectorum) and Medusahead (Taeniatherum caput-medusae) With Rangeland Herbicides in Northeastern California - (Abstract Only)

Zhang, J., Kyser, G., Wilson, R., Creech, E., Weltz, M.A., Clements, D.D., Ditomaso, J. 2010. Control of Downy brome (Bromus tectorum) and Medusahead (Taeniatherum caput-medusae) With Rangeland Herbicides in Northeastern California [abstract]. Society for Range Management and Weed Science Society of America Annual Meeting Program Guide. P B-9.

Long term inter-annual variability of vegetation production - (Abstract Only)

Finzel, J.A., Seyfried, M.S., Weltz, M.A., Launchbaugh, K. 2009. Long Term Inter-Annual Variability of Vegetation Production. Proceedings American AGU Chapman Conference on the GIS in the Vadose Zone.

Control of Downy brome (Bromus tectorum) and Medusahead (Teaniatherum caput-medusae) with Rangeland Herbicides in Northeastern California. - (Abstract Only)

Zhang, J., Kyser, G.B., Wilson, R., Creech, E., Weltz, M.A., Clements, C.D., Ditamosa, J.M. 2010. Control of Downy brome (Bromus tectorum) and Medusahead (Teaniatherum caput-medusae) with Rangeland Herbicides in Northeastern California [abstract]. Society for Range Management Meeting Proceedings. 62:9.

Estimating Conservation Thresholds on Rangelands - (Abstract Only)

Costigan, K., Weltz, M.A., Saito, L. 2009. Estimating Conservation Thresholds on Rangelands [abstract]. Water Resource Association Annual Conference.

Using Wildlife Water Developments to Measure Precipitation and Estimate Runoff in Remote Catchments - (Abstract Only)

Grant, N., Saito, L., Weltz, M.A. 2009. Using Wildlife Water Developments to Measure Precipitation and Estimate Runoff in Remote Catchments [abstract]. Water Resource Association Annual Conference.

Status Report on the "Wildfires and Invasive Plants in American Deserts" Symposium and Workshop - (Abstract Only)

Pellent, M., Coastes-Markle, L., Cribley, B., Devoe, N., Pregitzer, K., Swanson, S., Weltz, M.A. 2009. Status Report on the "Wildfires and Invasive Plants in American Deserts" Symposium and Workshop [abstract]. Society of Range Management Annual Conference.

Overview of current and future technologies in rangeland hydrology - (Abstract Only) - (21-Oct-08)

Seed polymorphism in two western Nevada Indian ricegrass communities - (Abstract Only)

Ezzell, R.M., Clements, C.D., Harmon, D.N., Weltz, M.A. 2009. Seed Polymorphism in two Western Nevada Indian Ricegrass Communities [abstract]. Society for Range Management, Albuquerque, New Mexico, February 8-12, 2009. 62:32.

Assessing the benefits of grazing land conservation practices - (Peer Reviewed Journal)

Weltz, M.A., Jolley, L., Nearing, M.A., Stone, J.J., Goodrich, D.C., Pierson Jr, F.B., Speath, K., Kiniry, J.R., Arnold, J.G., Bubenheim, D., Hernandez, M., Wei, H. 2008. Assessing the benefits of grazing land conservation practices. Journal of Soil and Water Conservation. 63:214-217.

The Conservation Effects Assessment Project—The First Five Years - (Peer Reviewed Journal)

Duriancik, L., Bucks, D., Dobrowolski, J.P., Drews, T., Eckles, S.D., Jolley, L., Kellogg, R.L., Lund, D. Makuch, J.R., O'Neil, M.P., Rewa, C.A., Walbridge, M.R., Parry, R., Weltz, M. 2008. The first five years of the Conservation Effects Assessment Project. Journal of Soil and Water Conservation. 63:185-197.

Vegetation Data, Walnut Gulch Experimental Watershed, Arizona, United States 1855 - (Peer Reviewed Journal)

Skirvin, S., Kidwell, M., Biedenbender, S.H., Henley, F.P., King, D.M., Holifield Collins, C.D., Moran, M.S., Weltz, M.A. 2008. Vegetation Data, Walnut Gulch Experimental Watershed, Arizona, United States. Water Resources Research, Vol. 44, W05S08, doi:10.1029/2006WR005724.

Assessing Vegetation Change Temporally and Spatially in Southeastern Arizona 1882 - (Peer Reviewed Journal)

King, D.M., Skirvin, S., Holifield Collins, C.D., Moran, M.S., Biedenbender, S., Kidwell, M., Weltz, M.A., Diaz-Gutierrez, A. 2008. Assessing Vegetation Change Temporally and Spatially in Southeastern Arizona. Water Resources Research, Vol. 44, W05S15, doi:10.1029/2006WR005850.

A STRATEGY FOR FEDERAL SCIENCE AND TECHNOLOGY TO SUPPORT WATER AVAILABILITY AND QUALITY IN THE UNITED STATES - (Government Publication)

Hirsch, R.M., Araujo, R., Brown, C., Whitney, G., Eimers, J., Frazer, G., Goodman, I., Spooner, C., Dobrowolski, J., Hayes, D., O'Neill, M., Towes, D., Weltz, M.A., Entin, J., Stephens, P., Foster, J., Ingram, J. 2007. A strategy for federal science and technology to support water availability and quality in the United States. Office of the President, National Science and Technology Council, Committee on Environment and Natural Resources, Subcommittee on Water Availability and Quality, Washington, D.C. 46 pg.

REMOTE SENSING FOR GRASSLAND MANAGEMENT IN THE ARID SOUTHWEST 1633 - (Peer Reviewed Journal)

Marsett, R.C., Qi, J., Heilman, P., Biedenbender, S.H., Watson, M.C., Amer, S., Weltz, M.A., Goodrich, D.C., Marsett, R. 2006. Remote sensing for grassland management in the arid southwest. Rangeland Ecology and Management 59(5): 530-540.

A LASER POINT FRAME TO MEASURE COVER - (Peer Reviewed Journal)

Vanamburg, L.K., Booth, D.T., Weltz, M.A., Trlica, M.J. 2005. A laser point frame to measure cover. Rangeland Ecology and Management 58:557-560.

EXPLORATIVE ANALYSIS OF THE DATABASE ON RANGELAND RUNOFF AND EROSION EXPERIMENTS - (Abstract Only)

Pierson Jr, F.B., Pachepsky, Y.A., Weltz, M.A. 2004. Explorative analysis of the database on rangeland runoff and erosion experiments.[Abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts, October 31 - November 4, 2004, Seattle, Washington. CD-ROM.

USING REGRESSION TREES TO ESTIMATE SURFACE WATER RUNOFF AND SOIL EROSION FOR RANGELANDS - (Abstract Only)

Pachepsky, Y.A., Pierson Jr, F.B., Spaeth, S.C., Weltz, M.A. 2004. Using regression trees to estimate surface water runoff and soil erosion for rangelands. [Meeting Abstract]. European Conference on Machine Learning, September 27, 2004, Bled, Slovinai. Paper #88, CDROM.

Explorative analysis of the database on rangeland runoff and erosion experiments. - (Abstract Only)

Pierson, F.B., Pachepsky, Y.A., Weltz, M.A. 2004. Explorative analysis of the database on rangeland runoff and erosion experiments (abstract). ASA-CSSA-SSSA Annual Meeting, Oct 31 - Nov 4, 2004, Seattle, WA, CD-ROM

INFORMATION TECHNOLOGY APPLICATIONS IN THE ARS WATERSHED NETWORK - (Proceedings)

STEINER, J.L., GOODRICH, D.C., HARDEGREE, S.P., BURKART, M.R., STRICKLAND, T.C., ALONSO, C.V., BRYANT, R.B., WELTZ, M.A. INFORMATION TECHNOLOGY APPLICATIONS IN THE ARS WATERSHED NETWORK. PROCEEDINGS OF THE FIRST INTERAGENCY CONFERENCE ON RESEARCH IN THE WATERSHEDS. 2003. p. 62-67.

DATA FOR NATURAL RESOURCE MODELS: ROLE OF DATA/INFORMATION SYSTEMS. - (Abstract Only)

STEINER, J.L., GOODRICH, D., HARDEGREE, S., BURKHART, M.R., STRICKLAND, T.C., BRYANT, R.B., ALONZO, C.V., WELTZ, M.A. DATA FOR NATURAL RESOURCE MODELS: ROLE OF DATA/INFORMATION SYSTEMS. CD-ROM. MADISON, WI: AMERICAN SOCIETY OF AGRONOMY. 2003.

ECOLOGICAL SUSTAINABILITY OF RANGELANDS - (Peer Reviewed Journal)

Weltz, M.A., Dunn, G.H., Frasier, G.W., Reeder, S.J. 2003. Ecological sustainability of rangelands. Arid Land Research and Management. Vol. 17, #4, pp. 369-388.

INFORMATION TECHNOLOGY APPLICATIONS TO WATER RESOURCES RESEARCH - (Proceedings)

STEINER, J.L., GOODRICH, D., HARDEGREE, S., BURKART, M.R., STRICKLAND, T.C., WELTZ, M.A. INFORMATION TECHNOLOGY APPLICATIONS TO WATER RESOURCES RESEARCH. PROCEEDINGS OF THE NATIONAL WATERSHED CONFERENCE. 2003. p. 285-290.

EVALUATION OF USLE AND RUSLE ESTIMATED SOIL LOSS ON RANGELAND USING RAINFALL SIMULATION EXPERIMENTS - (Peer Reviewed Journal)

Spaeth, K.E., Pierson, Jr. F.B., Weltz, M. A., and Blackburn, W. H. 2003. Evaluation of USLE and RUSLE estimated soil loss on rangeland using rainfall simulation experiments. Journal of Range Management 56:234-246.

MULTICRITERIA SPATIAL DECISION SUPPORT SYSTEMS FOR AGRICULTURE: OVERVIEW, APPLICATIONS, AND FUTURE RESEARCH DIRECTIONS - (Proceedings)

Ascough II, J.C., Rector, H.D., Hoag, D.L., Mcmaster, G.S., Vandenberg, B.C., Shaffer, M.J., Weltz, M.A., Ahuja, L.R. 2002. Multicriteria spatial decision support systems for agriculture: overview, applications, and future research directions. Environmental Modeling International Conference Proceedings. IN: A.E. Rizzoli and A.J. Jakeman (Eds.), Integrated Assessment and Decision Support Proceedings of the 1st Biennial Meeting of the IEMSS. June 24-27, 2002, Lugano, Switzerland. Vol. 3, pp. 175-180.

PARAMETERIZING GPFARM: AN AGRICULTURAL DECISION SUPPORT SYSTEM FOR INTEGRATING SCIENCE, ECONOMICS, RESOURCE USE, AND ENVIRONMENTAL IMPACTS - (Proceedings)

Mcmaster, G.S., Ascough Ii, J.C., Shaffer, M.J., Byrne, P.F., Haley, S.D., Nielsen, D.C., Andales, A.A., Dunn, G.H., Weltz, M.A., Ahuja, L.R. 2002. Parameterizing gpfarm: an agricultural decision support system for integrating science, economics, resource use, and environmental impacts. International Society of Ecological Modeling Annual Meetings. IN: A.E. Rizzoli and A.J. Jakeman (Eds.), Integrated Assessment and Decision Support Proceedings of the 1st Biennial Meeting of the IEMSS. June 24-27, 2002, Lugano, Switzerland. Vol. 1, pg 72-77.

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

HYDROLOGIC RESPONSE OF DIVERSE WESTERN RANGELANDS - (Peer Reviewed Journal)

Pierson, F.B., Spaeth, K.E., Weltz, M.A., and Carlson, D.H., Hydrologic response of diverse western rangelands. Journal of Range Management, v.55, no. 6, p. 558-570.

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.

GPFARM:AN INTEGRATED DECISION SUPPORT SYSTEM FOR SUSTAINABLE GREAT PLAINS AGRICULTURE - (Book / Chapter) - (07-May-01)

APPLICATION AND TESTING OF GPFARM: A FARM AND RANCH DECISION SUPPORT SYSTEM FOR EVALUATING ECONOMIC AND ENVIRONMENTAL SUSTAINABILITY OF AGRICULTURAL ENTERPRISES - (Abstract Only)

Mcmaster, G.S., Dunn, G.H., Weltz, M.A., Palic, D.B. 2001. Application and testing of gpfarm: a farm and ranch decision support system for evaluating economic and environmental sustainability of agricultural enterprises. Biological Systems Simulation Group Proceedings, March 2001.

APPLICATION AND TESTING OF GPFARM: A FARM AND RANCH DECISION SUPPORT SYSTEM FOR EVALUATING ECONOMIC AND ENVIRONMENTAL SUSTAINABILITY OF AGRICULTURAL ENTERPRISES - (Abstract Only)

Mcmaster, G.S., Dunn, G.H., Weltz, M.A., Palic, D.B. 2001. Application and testing of gpfarm: a farm and ranch decision support system for evaluating economic and environmental sustainability of agricultural enterprises. Biological Systems Simulation Group Proceedings, March 2001.

APPLICATION AND TESTING OF GPFARM: A FARM AND RANCH DECISION SUPPORT SYSTEM FOR EVALUATING ECONOMIC AND ENVIRONMENTAL SUSTAINABILITY OF AGRICULTURAL ENTERPRISES - (Abstract Only)

Mcmaster, G.S., Dunn, G.H., Weltz, M.A., Palic, D.B. 2001. Application and testing of gpfarm: a farm and ranch decision support system for evaluating economic and environmental sustainability of agricultural enterprises. Biological Systems Simulation Group Proceedings, March 2001.

APPLICATION AND TESTING OF GPFARM: A FARM AND RANCH DECISION SUPPORT SYSTEM FOR EVALUATING ECONOMIC AND ENVIRONMENTAL SUSTAINABILITY OF AGRICULTURAL ENTERPRISES - (Abstract Only)

Mcmaster, G.S., Dunn, G.H., Weltz, M.A., Palic, D.B. 2001. Application and testing of gpfarm: a farm and ranch decision support system for evaluating economic and environmental sustainability of agricultural enterprises. Biological Systems Simulation Group Proceedings, March 2001.

USING THE GPFARM DSS FOR EVALUATING DRYLAND CROPPING SYSTEM PRODUCTION AND ECONOMICS IN THE WESTCENTRAL GREAT PLAINS - (Abstract Only)

2000 Annual Meetings Abstracts, American Society of Agronomy/Crop Science Society of America/Soil Science Society of America. Minneapolis, Minnesota, November 5-9, 2000. pp 22.

USING THE GPFARM DSS FOR EVALUATING DRYLAND CROPPING SYSTEM PRODUCTION AND ECONOMICS IN THE WESTCENTRAL GREAT PLAINS - (Abstract Only)

2000 Annual Meetings Abstracts, American Society of Agronomy/Crop Science Society of America/Soil Science Society of America. Minneapolis, Minnesota, November 5-9, 2000. pp 22.

USING THE GPFARM DSS FOR EVALUATING DRYLAND CROPPING SYSTEM PRODUCTION AND ECONOMICS IN THE WESTCENTRAL GREAT PLAINS - (Abstract Only)

2000 Annual Meetings Abstracts, American Society of Agronomy/Crop Science Society of America/Soil Science Society of America. Minneapolis, Minnesota, November 5-9, 2000. pp 22.

USING THE GPFARM DSS FOR EVALUATING DRYLAND CROPPING SYSTEM PRODUCTION AND ECONOMICS IN THE WESTCENTRAL GREAT PLAINS - (Abstract Only)

2000 Annual Meetings Abstracts, American Society of Agronomy/Crop Science Society of America/Soil Science Society of America. Minneapolis, Minnesota, November 5-9, 2000. pp 22.

CASE STUDIES AND APPLICATIONS OF GRAZINGLAND SIMULATION MODELS. - (Abstract Only)

Hanson, J.D., Weltz, M.A. 2000. Case studies and applications of grazingland simulation models.. American Society of Agronomy Meetings.

LEAF AREA INDEX ESTIMATES USING REMOTELY SENSED DATA AND BRDF MODELS IN A SEMIARID REGION 1415 - (Peer Reviewed Journal)

Qi, J., Kerr, Y., Moran, M.S., Weltz, M.A., Huete, A.R., Sorooshian, S., Bryant, R. 2000. Leaf area index estimates using remotely sensed data and brdf models in a semiarid region. Rem. Sens. Environ., 73:18-30.

ROOT ZONE WATER QUALITY MODEL SENSITIVITY ANALYSIS USING MONTE CARLO SIMULATION - (Peer Reviewed Journal) - (28-Oct-99)

INTEGRATED INFORMATION SYSTEMS FOR KNOWLEDGE-BASED RESEARCH, TECHNOLOGY DEVELOPMENT, AND TRANSFER. 1265 - (Proceedings) - (01-Aug-99)

EVALUATING THE EFFECTS OF VEGETATION VARIABILITY ON MODELING RUNOFF AND EROSION PROCESSES ON A GRASSLAND WATERSHED IN SOUTHEASTERN ARIZONA 1242 - (Abstract Only) - (14-Mar-99)

THE POTENTIAL FOR COOPERATION ON RANGE RESEARCH IN THE SOUTHWESTERN US AND NORTHERN MEXICO TO SUPPORT CONSERVATION PLANNING 1227 - (Peer Reviewed Journal) - (14-Mar-99)

ASSESSING RANGELAND HEALTH ON SEMI-ARID WATERSHEDS WITH A MULTI-ATTRIBUTED DECISION SUPPORT SYSTEM 1235 - (Abstract Only) - (03-Mar-99)

ARID ZONE HYDROLOGY: SCALE ISSUES FOR DEVELOPMENT OF MODELS IN DECISION SUPPORT SYSTEMS 1245 - (Abstract Only) - (03-Mar-99)

USE OF MAJOR LAND RESOURCE AREAS AS A HIERARCHICAL CLASSIFICATION SYSTEM FOR RANGELAND HEALTH TECHNOLOGY ON GRAZING LANDS 1234 - (Abstract Only) - (03-Mar-99)

ASSESSING SCALE ISSUES ON SEMI-ARID WATERSHEDS WITH A MULTI-ATTRIBUTED DECISION SUPPORT SYSTEM 1236 - (Proceedings) - (13-Jan-99)

MAJOR LAND RESOURCES AREAS AND ECOLOGICAL SITE DESCRIPTIONS AS USED IN THE USA: POTENTIAL DATABASE FOR MULTIPLE OBJECTIVE DECISION SUPPORT SYSTEMS 1237 - (Abstract Only) - (14-Dec-98)

WATERSHED SEDIMENT YIELD AND RANGELAND HEALTH 1233 - (Proceedings) - (02-Nov-98)

INFLUENCE OF ABIOTIC AND BIOTIC FACTORS IN MEASURING AND MODELING SOIL EROSION ON RANGELANDS: STATE OF KNOWLEDGE - (Peer Reviewed Journal) - (29-May-98)

RANGELAND HEALTH: NEW RESEARCH AND IMPROVED TECHNOLOGY 1240 - (Abstract Only) - (13-May-98)

ASSESSING RANGELAND HEALTH WITH A MULTI-ATTRIBUTED DECISION SUPPORT SYSTEM 1239 - (Proceedings) - (17-Mar-98)

A SPEADSHEET HIERARCHICAL MULTI-ATTRIBUTE DECISION SYSTEM WITH APPLICATE TO CONFLICT RESOLUTION AND ENVIRONMENTAL DECISION MAKING 1224 - (Abstract Only) - (06-Mar-98)

VEGETATION CHANGE AT THE WALNUT GULCH EXPERIMENTAL WATERSHED, SOUTHEASTERN ARIZONA, USA 1243 - (Abstract Only) - (13-Feb-98)

CARBON ISOTOPES IN SOIL ORGANIC MATTER FROM THE WALNUT GULCH EXPERIMENTAL WATERSHED, SOUTHEASTERN ARIZONA, USA 1241 - (Abstract Only) - (10-Feb-98)

AN ALGORITHM FOR COMPUTING MULTIPLE ATTRIBUTE ADDITIVE VALUE MEASUREMENT RANGES UNDER A HIERARCHY OF THE CRITERIA: APPLICATION TO FARM OR RANGELAND MANAGEMENT DECISIONS 1149 - (Book / Chapter) - (28-Oct-97)

RELATIONSHIPS BETWEEN RANGELAND SOIL QUALITY SOIL RESILIENCE, AND SOIL EROSION - (Proceedings) - (02-Oct-97)

RANGELAND SOIL EROSION AND SOIL QUALITY: ROLE OF SOIL RESISTANCE, RESILIENCE, AND DISTURBANCE REGIME - (Book / Chapter) - (01-Oct-97)

SIMULATING SURFACE ENERGY FLUXES AND RADIOMETRIC TEMPERATURES FOR TWO ARID VEGETATION COMMUNITIES USING THE SHAW MODEL - (Peer Reviewed Journal) - (08-Aug-97)

A MULTIPLE OBJECTIVE DECISION APPROACH WITH APPLICATION TO RANGELAND HEALTH - (Peer Reviewed Journal) - (22-Jul-97)

COMPUTING MULTIPLE ATTRIBUTE VALUE FUNCTION RANGES UNDER A HIERARCHY OF THE ATTRIBUTES WITH APPLICATION TO ENVIRONMENTAL DECISION MAKING - (Proceedings) - (01-Jul-97)

OPTICAL-MIRCROWAVE SYNERGY FOR ESTIMATING SURFACE SENSIBLE HEAT FLUX OVER A SEMI-ARID RANGELAND - (Peer Reviewed Journal) - (02-Jun-97)

VEGETATION AND SOIL SURFACE COVER ADJUSTMENTS TO INTERRILL SOIL ERODIBILITY ON RANGELAND - (Proceedings) - (23-May-97)

A MULTIPLE OBJECTIVE DECISION APPROACH WITH APPLICATION TO RANGELAND HEALTH - (Abstract Only) - (16-May-97)

NATIONAL AND REGIONAL EFFORTS IN DEVELOPING AND COORDINATING ASSESSMENT AND MONITORING PROGRAMS - (Abstract Only) - (03-Feb-97)

WEPP (WATER EROSION PREDICTION PROJECT): IT'S DEVELOPMENT AND APPLICATION - (Abstract Only) - (03-Feb-97)

ESTIMATION OF GREEN-AMPT EFFECTIVE HYDRAULIC CONDUCTIVITY FOR RANGELANDS - (Peer Reviewed Journal) - (27-Sep-96)

EVALUATION OF A SITE CONSERVATION RATING SYSTEM IN SOUTHEASTERN ARIZONA - (Peer Reviewed Journal) - (15-May-96)

GRADIENT ANALYSIS OF INFILTRATION AND ENVIRONMENTAL VARIABLES AS RELATED TO RANGELAND VEGETATION - (Peer Reviewed Journal) - (01-Apr-96)

GRADIENT ANALYSIS OF ENVIRONMENTAL AND HYDROLOGIC VARIABLES AS RELATED TO RANGELAND VEGETATION - (Peer Reviewed Journal) - (01-Apr-96)

COMBINING THE PENMAN-MONTEITH EQUATION WITH MEASUREMENTS OF SURFACE TEMPERATURE AND REFLECTANCE TO ESTIMATE EVAPORATION RATES OF SEMIARID GRASSLAND - (Peer Reviewed Journal) - (04-Oct-95)

PLANT GROWTH COMPONENT, CHAPTER 8 - (Book / Chapter) - (10-Aug-95)

CHAPTER 10. RESIDUE MANAGEMENT AND DECOMPOSITION - (Book / Chapter) - (01-Aug-95)

AN ANCILLARY DATA APPROACH TO SURFACE ROUGHNESS CORRECTION OF MICROWAVE OBSERVATIONS FOR ESTIMATING SOIL MOISTURE - (Proceedings) - (12-Jun-95)