Use of a two-mode soil pore size distribution to estimate soil water transport in a land surface model

Geophysical Research Letters

Volumn 30, Issue 6, 2003, Pages

  Liu, Q ^a   Dickinson, R E ^a  

^a GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AGGREGATES; COMPUTER SIMULATION; DATA REDUCTION; HYDRAULIC CONDUCTIVITY; PORE SIZE; TEXTURES; TRANSPORT PROPERTIES; CLIMATE MODELS; SIZE DISTRIBUTION; SOIL MOISTURE; SOILS; SURFACE MEASUREMENT; SURFACE WATERS;

MACROPORES; ACCURATE ESTIMATION; EMPIRICAL FORMULAS; HYDRAULIC PROPERTIES; LAND SURFACE MODELING; LINEAR COMBINATIONS; MATRIC POTENTIAL; SOIL WATER CONTENT; UNSATURATED HYDRAULIC CONDUCTIVITY;

SOILS; PORE SIZE;

CLIMATE MODELING; HYDROLOGICAL CYCLE; HYDROLOGICAL MODELING; PORE SPACE; SIZE DISTRIBUTION; SOIL WATER; WATER FLOW;

EID: 0042691599     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2002GL016562     Document Type: Article

References (11)

1. Campbell, G. S., A simple method for determining unsaturated conductivity from moisture retention data, Soil Sci., 117, 311-314, 1974.
2. Cosby, B. J., et al., A statistical exploration of the relationships of soil moisture characteristics to the physical properties of soils, Water Resour. Res., 20(6), 682-690, 1984.
3. Dai, Y. J., et al., The Common Land Model (CLM), Bulletin of the American Meteorological Society, 2000.
4. Durner, W., Hydraulic conductivity estimation for soils with heterogeneous pore structure, Water Resour. Res., 30, 211-223, 1994.
5. Hodnett, M. G., et al., Comparisons of long-term soil water storage behaviour under pasture and forest in three areas of Amazonia, Amazonian Deforestation and Clim., John Wiley and Sons, 1996.
6. Lin, H. S., et al., Effects of soil morphology on hydraulic properties: I. Quantification of soil Morphology, Soil Sci. Soc. Am. J., 63, 948-961, 1999.
7. Mualem, Y., A new model for predicting the hydraulic conductivity of unsaturated porous media, Water Resour. Res., 12, 513-522, 1976.
8. Ross, P. J., and K. R. J. Semttem, Describing soil hydraulic properties with sums of simple functions, Soil Sci. Am. J., 57, 26-29, 1993.
9. Van Genuchten, M. Th., A closed-form equation for predicting the hydraulic conductivity of unsaturated soils, Soil Sci. Soc. Am. J., 44, 892-898, 1980.
10. Wagner, B., et al., Evaluation of pedo-transfer functions for unsaturated soil hydraulic conductivity using an independent data set, Geoderma, 102, 275-297, 2001.
11. Young, I. M., et al., The interaction of soil biota and soil structure under global change, Glob. C. Bio., 4, 703-712, 1998.