pH

SC

CEC

Shukla et al., 2004

Yemefack et al., 2005

Cox

*1ayoubi@cc.iut.ac.ir

et al., 2003

Shukla et al.,

2004

Fax and Metla,2005Ovalles

and Collins, 1988

(Principal component analysis, PCA)

Cox et al., 2003; Jiang and Telen, 2004

Tchienkoua and Zeck

Boruvka et al, 2005

.( Fachinelli et al., 2001;

Skrbic and Onjia, 2007

Triaq et al.,

2005Shukla et al.

Ovalles and Collins

Piedmont plain

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Soil Survey Staff,

2003

pH

Page et al.,

1987

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Olsen and Sommers, 1982

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al., 1987

Page et al., 1987

Day, 1965

Black,

1986

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jij XaXaXaPC ...212111

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SC

SC

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Eigen vector

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SC

Ovalles and Collins, 1988

EC

pH

EC

pH

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pH

pH

EC dSm-1

g cm-3

mg kg-1

mg kg-1

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gr m-2

gr m-2

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