Ecological Archives E086-069-A3

Oliver L. Phillips, Rodolfo Vásquez Martínez, Abel Monteagudo Mendoza, Timothy R. Baker, and Percy Núñez Vargas. 2005. Large lianas as hyperdynamic elements of the tropical forest canopy. Ecology 86:1250–1258.

Appendix C. Principal components analysis of soil chemical and physical properties, for those sites with dynamic information.

1.  PCA eigenvectors for each soil variable. PCA factor 1 accounts for 52% of the eigenvalue variance, factor 2 for 16%, factor 3 for 11%.

 

PCA1

PCA2

PCA3

drainage

-0.25

0.19

0.22

pH

0.32

0.30

-0.23

ln(Ca)

0.31

0.31

-0.32

ln(K)

0.36

-0.11

0.17

ln(Mg)

0.38

0.17

-0.05

ln(Al)

-0.16

-0.59

0.12

P

-0.09

0.39

0.35

%<0.063

0.37

-0.16

0.14

2.  PCA factor scores by site.

 

PCA1

PCA2

PCA3

ALP-11

-1.96

-0.91

-1.43

ALP-12

-3.38

0.29

-0.58

ALP-21

-5.34

2.79

0.60

ALP-22

-1.16

0.46

-0.95

SUC-01

-0.44

-1.31

-0.65

SUC-02

-0.86

-0.80

-0.17

YAN-01

1.77

-0.77

-2.03

MSH-01

-2.54

0.13

-0.21

TAM-01

1.00

-1.06

0.13

TAM-02

0.58

-1.95

1.43

TAM-04

0.02

-1.98

1.66

TAM-05

-2.03

1.25

2.06

TAM-06

2.15

1.53

-1.13

TAM-07

-0.56

-1.99

0.70

CUZ-01

1.49

0.46

-1.24

CUZ-02

3.03

0.84

-0.12

CUZ-03

3.90

1.90

0.52

CUZ-04

4.34

1.11

1.41



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