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Published online 20 September 2006
Published in Soil Sci Soc Am J 70:1843-1850 (2006)
DOI: 10.2136/sssaj2005.0166
© 2006 Soil Science Society of America
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Specifying Scale-dependent Dispersivity in Numerical Solutions of the Convection–Dispersion Equation

Huaguo Wanga, Naraine Persaudb,* and Xiaobo Zhouc

a 2169 McCarty Hall, Soil and Water Science Dep., Univ. of Florida, Gainesville, FL 32611
b Dep. of Crop and Soil Environmental Sciences, Virginia Tech, Blacksburg, VA 24061-0404
c Crop and Soil Sciences Dep., The Pennsylvania State Univ., University Park, PA 16802-3504


Figure 1
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  		Fig. 1. Breakthrough curves generated using the convection–dispersion equation with scale-dependent dispersivity functions based on the linear assumption.

 

Figure 2
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  		Fig. 2. Concentration distributions over spatial domain at time T/2 generated using the convection–dispersion equation with scale-dependent dispersivity functions based on the linear assumption.

 




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