3Minsdny B, McBratney A B. The efficiency of various approaches to obtaining estimates of soil hydraulic properties [ J ]. Geoderma, 2002, 107 : 55-70.
4Iversen B V, Moldrup P, Schjonning P, et al. Air and water Perme- ability in differently-textured soil at two measurement scales [ J ]. Soil Sci, 2001, 166:643-659.
5Aljibury F K, Evans D D. Water Permeability of saturated soil as re- lated to air Permeability at different moisture tensions[J]. Soil Sci Soe Am Proe, 1965,29 : 366-369.
6Brook R H, Corey A T. Properties of porous media affecting fluid flow [J]. Journal of Irrigation and Division, 1996,92:61-89.
7Ball B C. Modeling of soil pores as tubes using gas permeabilities, gas diffusivities and water release[J]. Journal of Soil Science, 1981,32 (4) :465-481.
8McCarthy K P, Brown K W. Soil gas permeability as influenced by soil gas-filled porosity[ J]. Soil Science Society of American Journal, 1992, 56(4) :997-1003.
9Moldrup P, Yoshikawa S, Olesen T, et al. Air permeability in undis- turbed volcanic ash soil:Predictive model test and soil structure finger- print[J]. Soil Sci Soc Am J,2003,67:32-40.
10Mira Stone Olson. Comparison of three techniques to measrue unsatu- rate&zone air permeability at Picatinny Atsenal [ J]. NJ Journal of Contaminant Hydrology ,2001,53 : 1-9.