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W.H. Green and G.A. Ampt 
 +    *
Reviewing classical studies in soil physics

Studies on soil physics
Part I.The ﬂow of air and water through soils
By W.H. Green and G.A. Ampt
Journal of Agricultural Science, Volume IV, Part I +ῌ,. (+3++)
Shuichi HASEGAWA** Hokkaido University, Field Science Center for Northern Biosphere, Sapporo *0*ῌ*2++, Japan
Key words : Inﬁltration, permeability, capillarity coe$cient, Green and Ampt model

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115

Childs, E.C. and Collis-George, N. (+3/*) : The permea-

Baver, L.D, Gardner, W.H. and Gardner, W.R. (+31,) :Soil Physics, pp. -01῍-02, John Wiley & Sons,
Inc., New York, USA.

bility of porous materials. Proc. Royal Soc. Series
A, ,*+ : -3,῍.*/.
Hillel, D.

Bruce, R.R. and Klute, A. (+3/0) : The measurement ofsoil moisture di#usivity. Soil Sci. Soc. Amer. Proc.,,* : ./2῍.0,.

+332 :

ῌ ,**. :ῌ !" pp. ++῍+-"#$%&'(" )*+Jury, W.A. and Horton. R.

soil moisture. Bulletin -2. U.S. Dept. of Agriculture Bureau of soils, Washington, D.C. USA.
Childs, E.C. (+303) : An introduction to the physicalbasis of soil water phenomena, pp. ,1/῍,11, John
Wiley & Sons Ltd. London, UK.

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6789" pp. +,,῍+,0" :!;<" )*+=> ?

+32. : @ABCD" E" /* : /0῍0,.
Philip, J.R. (+303) : Theory of inﬁltration, Adv. Hydrosci. / : ,+/῍,30.

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