Ecological Study of the Vegetation in the Loka Abaya National Park, Ethiopia

Table 7

Correlation of environmental variables with CCA axis.

Vectors	CCA1	CCA2	r ^2	Pr (>r)
Altitude	0.94150	−0.33702	0.6908
Ca	0.29556	−0.95532	0.0762
CEC	−0.55509	−0.83179	0.1298
Clay	−0.87871	0.65410	0.4773	0.056
EC	0.75633	0.99542	0.0589	0.052
Disturbance through human	0.09559	0.99542	0.0290	0.196
K	−0.37297	−0.92784	0.1129	0.058
Grazing	−0.99988	−0.01579	0.1129
Mg	0.23004	−0.97318	0.0354	0.126
N	−0.28242	0.95929	0.2012
Na	−0.55568	−0.83140	0.5782
P	−0.84577	−0.53354	0.0036	0.808
pH	−0.86941	−0.49409	0.5303
Sand	0.85074	−0.52558	0.1626
Silt	−0.79671	0.60436	0.1701
Slope	0.83777	−0.54603	0.2046
SMC	−0.99933	−0.03649	0.2578
SOM	0.99528	−0.0970	0.0757

Codes: 0 “” 0.001 “” 0.01 “” 0.05 “.” 0.1 “” 1. Permutation: free; Number of permutations: 999.