Journal of Ecosystems / 2013 / Article / Tab 2

Research Article

Preliminary Study on Physico-Chemical Parameters and Phytoplankton of Chiffa River (Blida, Algeria)

Table 2

Pearson correlation coefficient and significance level between the physico-chemical variables of Chiffa river at Blida, Algeria.

EC Na+Mg2+

(−)**
(−)**(+)***
Na+(+)*(−)***
Cl(+)*
Ca2+(+)**
Org m.(−)*(+)***(+)***
(+)**(+)*(+)*

< 0.05; ** < 0.01; *** < 0.001.