International Journal of Forestry Research / 2013 / Article / Tab 2

Research Article

Effect of Climate Variables on Monthly Growth in Modeling Biological Yield of Araucaria angustifolia and Pinus taeda in the Juvenile Phase

Table 2

Principal components analysis of Pinhais meteorological data for Araucaria angustifolia, for the fourth measurement year (July 2010 to August 2009).

Component numberEigenvalue% VarianceCumulative %Climate var.Principal component 1Principal component 2

15.61870.22370.223Photo0.41350.0703
21.53119.13989.362Pp (mm)0.26950.4697
30.4635.79495.156Pressure−0.3802−0.0751
40.2953.69198.846Solar rad.0.3321−0.3955
50.0630.79199.638 0.4040−0.1555
60.0260.32499.961 0.4086−0.0847
70.0030.03699.998 0.41010.0039
8 0.002100UR0.05630.7623

The bold item means first the number of principal components that were selected by the analysis and after it represents the climatic variables that were selected by composing the model.

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