Comprehensive evaluation of the improved SPUR model (SPUR-91)

Ecological Modelling

Volumn 85, Issue 2-3, 1996, Pages 229-240

  Carlson, D H ^a   Thurow, T L ^a  

^a TEXAS A AND M UNIVERSITY   (United States)

Author keywords

Model evaluation; Rangeland ecosystems; SPUR

Indexed keywords

COMMUNITY COMPLEXITY; MODEL EVALUATION; RANGELAND ECOSYSTEM; SPUR-91;

USA, TEXAS;

EID: 0029661393     PISSN: 03043800     EISSN: None     Source Type: Journal    
DOI: 10.1016/0304-3800(94)00190-1     Document Type: Article

References (19)

1. Ansley, R.J., Price, D.L., Dowhower, S.L. and Carlson, D.H., 1992. Seasonal trends in leaf area of honey mesquite trees: determination using image analysis. J. Range Manage., 45: 339-344.
2. Carlson, D.H. and Thurow, T.L., 1992. SPUR-91: Workbook and User Guide. Texas Agricultural Experiment Station, MP-1743.
3. Carlson, D.H., Thurow, T.L., Knight, R.W. and Heitschmidt, R.K., 1990. Effect of honey mesquite on the water balance of Texas Rolling Plains rangeland. J. Range Manage., 43: 491-496.
4. Carlson, D.H., Thurow, T.L. and Jones, C.A., 1993. Biophysical simulation models as a foundation for decision support systems. In: J.W. Stuth and B.G. Lyons (Editors), Decision Support Systems for the Management of Grazing Lands: Emerging Issues. Man and the Biosphere Series Vol. 11, Parthenon Publishing Group, London, pp. 37-67.
5. Dent, J.B. and Blackie, M.J., 1979. Systems Simulation in Agriculture. Applied Science Publishers, London.
6. Hanson, J.D., Skiles, J.W. and Parton, W.J., 1987. Plant component. In: J.R. Wight and J.W. Skiles (Editors), SPUR -Simulation of Production and Utilization of Rangelands: Documentation and User Guide. United States Department of Agriculture, Agricultural Research Service, ARS-63, pp. 57-74.
7. Heitschmidt, R.K. and Dowhower, S.L., 1991. Herbage response following control of honey mesquite within single tree lysimeters. J. Range Manage., 44: 144-149.
8. Heitschmidt, R.K., Frasure, J.R., Price, D.L. and Rittenhouse, L.R., 1982a. Short duration grazing at the Texas Experimental Ranch: weight gains of growing heifers. J. Range Manage., 35: 375-379.
9. Heitschmidt, R.K., Kothmann, M.M. and Rawlins, W.J., 1982b. Cow-calf response to stocking rates, grazing systems, and winter supplementation at the Texas Experimental Ranch. J. Range Manage., 35: 204-210.
10. Larcher, W., 1980. Physiological Plant Ecology. Springer-Verlag, New York, NY.
11. MacNeil, M.D., Skiles, J.W. and Hanson, J.D., 1987. Sensitivity analysis. In: J.R. Wight and J.W. Skiles (Editors), SPUR - Simulation of Production and Utilization of Rangelands: Documentation and User Guide. United States Department of Agriculture, Agricultural Research Service, ARS-63, pp. 89-98.
12. Norman, A., 1991. Comparison of water use patterns by Bouteloua curtipendula and Hilaria belangeri in response to small rainfall events. M.S. thesis, Texas A&M University, College Station, TX.
13. Ritchie, J.T., 1972. A model for predicting evaporation from a row crop with incomplete cover. Water Resour. Res., 8: 1204-1213.
14. SAS Institute, 1988. SAS/STAT User's Guide, release 6.03 edition. SAS Institute Inc., Cary, NC.
15. Sims, P.L., Singh, J.S. and Lauenroth, W.K., 1978. The structure and function of ten western North American grasslands. I. Abiotic and vegetational characteristics. J. Ecol., 66: 251-285.
16. Stout, W.L., Vona, L.C., Skiles, J.W., Shaffer, J.A., Jung, G.A. and Reid, R.L., 1990. Evaluating SPUR model for predicting animal gains and biomass on eastern hill land pastures. Agric. Syst., 34: 169-178.
17. United States Department of Agriculture, Agricultural Research Service (USDA-ARS), 1991. Installing and running the UTIL program on an IMB-PC or compatible. Feb. 1 version.
18. United Stated Department of Agriculture-Soil Conservation Service (USDA-SCS), 1972. National Engineering Handbook, Hydrology Section 4, Chapters 4-10.
19. Wight, J.R. and Skiles, J.W. (Editors), 1987. SPUR -Simulation of Production and Utilization of Rangelands: Documentation and User Guide. United States Department of Agriculture, Agricultural Research Service, ARS-63.