Table 4: Pearson correlation values ( ) and its probabilities ( ) between Cyperus spp. and Imperata Cylindrica and soil different ratios in K : Mg and Ca : Mg at each topographic position.

Correlation ( ) and probability value ( )
Cyperus spp.Imperata Cylindrica

K : MgSUM 0.00020.3970.021
US0.853<0.00010.4820.007
MS0.956<0.0001 0.032
FS0.2730.2900.3780.034

Ca : MgSUM0.843<0.0001 0.195
US0.839<0.00010.0660.729
MS0.822<0.0001 <0.0001
FS 0.719 <0.0001

SUM: Summit; US: upper slope; MS: middle slope; FS: foot slope.