International Journal of Forestry Research / 2012 / Article / Tab 3

Research Article

Analysis of Soil-Vegetation Interrelationships in a South-Southern Secondary Forest of Nigeria

Table 3

Ordinary components matrix of soil propertiesa.

Principal components
Soil properties12345

Exch. K.709.146.354.263−.026
Base saturation.672−.417−.240.363−.070
Exch. Na.672.508−.213.368.220
Organic matter.659.229.153−.231−.597
Total nitrogen.616.361−.029−.522−.118
Av. P−.327.767−.053−.204−.159
Exch. Mg.364.633−.036.102.504
Sand content.256−.618−.147−.532.306
Silt content.105.317.728.018.115
Exch. Ca.427−.293.639.170.364
Clay content−.469.310.615.360−.198
% Variance25.7018.5714.7011.229.28
Cumulative explanation25.7044.2758.9770.1979.46

underlined with eigenvectors (coefficients) ≥ ±0.70 are considered significant.

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