Stochastic simulation of pesticide transport in heterogeneous unsaturated fields

Journal of Environmental Quality

Volumn 28, Issue 2, 1999, Pages 498-512

  Wu, Q J ^a   Workman, S R ^b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b UNIVERSITY OF KENTUCKY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

GROUNDWATER FLOW; HYDROLOGY; MATHEMATICAL MODELS; PESTICIDES; PROBABILITY DENSITY FUNCTION; RANDOM PROCESSES;

SOIL SPATIAL HETEROGENEITY; VADOSE ZONES;

GROUNDWATER POLLUTION;

ALACHLOR; ATRAZINE; METRIBUZIN; PESTICIDE;

AGRICULTURE; ARTICLE; CHEMICAL ANALYSIS; CONCENTRATION (PARAMETERS); SOIL POLLUTION; SOIL TREATMENT; STOCHASTIC MODEL; TRANSPORT KINETICS; WATER ANALYSIS; WATER FLOW; WATER SUPPLY;

EID: 0033106429     PISSN: 00472425     EISSN: None     Source Type: Journal    
DOI: 10.2134/jeq1999.00472425002800020015x     Document Type: Article

References (23)

1. Biggar, J.W., and D.R. Nielsen. 1976. Spatial variability of the leaching characteristics of a field soil. Water Resour. Res. 12:78-84.
2. Bresler, E. 1989. Estimation of statistical moments of spatial field averages for soil properties and crop yields. Soil Sci. Soc. Am. J. 53:1645-1653.
3. Freeze, R.A. 1975. A stochastic-conceptual analysis of one-dimensional groundwater flow in nonuniform homogeneous media. Water Resour. Res. 11:725-741.
4. Hills, R.C., and S.G. Reynolds. 1969. Illustrations of soil moisture variability in selected areas and plots of different sizes. J. Hydrol. 8:27-47.
5. Knisel, W.D. (ed.). 1993. GLEAMS manual. Version 2.10. UGA-CPES-BAED Publ. 5. Univ. of Georgia, Coastal Plain Exp. Stn., Tifton, GA.
6. Knisel, W.D., F.M. Davis, and R.A. Leonard. 1992. GLEAMS user manual. Ver. 2.0. Univ. of Georgia, Coastal Plain Exp. Stn., Tifton, GA.
7. Leonard, R.A., W.G. Knisel, and F.M. Davis. 1990. The GLEAMS model - A tool for evaluating agrichemical ground-water loading as affected by chemistry, soils, climate and management. p. 187-197. In Transferring models to users. Am. Water Resour. Assoc., Herndon, VA.
8. Leonard, R.A., W.G. Knisel, and D.A. Still. 1987. GLEAMS: Ground-water loading effects of agricultural management systems. Trans. ASAE 30:1403-1418.
9. Miller, J.L., A.G. Wollum III, and J.B. Weber. 1997. Degradation of carbon-14-atrazine and carbon-14-metolachlor in soil from four depths. J. Environ. Qual. 26:633-638.
10. Novak, J.M., T.B. Moorman, and C.A. Cambardella. 1997. Atrazine sorption at the field scale in relation to soils and landscape position. J. Environ. Qual. 26:1271-1277.
11. Philip, J.R. 1980. Field heterogeneity, Some basic issues. Water Resour. Res. 16:443-448.
12. Salchow, E.M. 1994. Spatial variability in soil physical and hydrological properties in an alluvial system in southern Ohio. M.S. thesis. The Ohio State Univ., Columbus.
13. SAS Institute. 1989. SAS/STAT user's guide. Ver. 6. 4th ed. Vol. 1. SAS Institute, Cary, NC.
14. Skaggs, R.W. 1978. A water management model for shallow water table soils. Rep. 134. Water Resources Res. Inst., Univ. of North Carolina, Raleigh.
15. Tenywa, M.M. 1993. Soil erosion and overland flow processes on spatially variable soils. Ph.D. diss. The Ohio State Univ., Columbus (AAT 9412057).
16. van der Zee, S.E.A.T.M., and J.J.T.I. Boesten. 1991. Effects of soil heterogeneity on pesticide leaching to groundwater. Water Resour. Res. 27:3051-3063.
17. Ward, A.D., J.L. Hatfield, J.A. Lamb, E.E. Alberts, T.J. Logan, and J.L. Anderson. 1994. The management systems evaluation areas program: Tillage and water quality research. Soil Tillage Res. 30:49-74.
18. Wauchope, R.D., T.M. Buttler, A. Beckers, P.W.M. Hornsby, and J.P. Burt. 1992. Environmental decision-making. Rev. Environ. Contamin. Toxicol. 121:1-156.
19. Workman, S.R., A.D. Ward, and W.G. Knisel. 1993. Assessing the movement of agricultural chemicals through the soil profile at the Ohio management systems evaluation area. p. 145-158. In Y. Eckstein and A. Zaporozec (ed.) Industrial and agricultural impacts on the hydrologic environment. Proc. 2nd USA/CIS Joint Conf. on Environmental Hydrology and Hydrogeology, Alexandria, VA. 16-21 May 1993. Water Environ. Federation, Alexandria, VA.
20. Workman, S.R., A.D. Ward, N.R. Fausey, and S.E. Nokes. 1995. Atrazine and alachlor dissipation rates from field experiments. Trans. ASAE 38:1421-1425.
21. Wu, Q. 1994. A stochastic-deterministic-conceptual (SDC) methodology for simulation of flow and solute transport through heterogeneous unsaturated soils. Ph.D. diss. The Ohio State Univ., Columbus (AAT 9427829).
22. Wu, Q.J., A.D. Ward, and S.R. Workman. 1996. Using GIS in simulation of nitrate leaching from heterogeneous unsaturated soils. J. Environ. Qual. 25:526-534.
23. Wu, Q.J., A.D. Ward, S.R. Workman, and E.M. Salchow. 1997. Applying stochastic simulation techniques to a deterministic vadose zone solute transport model. J. Hydrol. 197:88-110.