Diversity and Antimicrobial Activities of Actinobacteria Isolated from Mining Soils in Midelt Region, Morocco

Figure 2

Correlation analysis between heavy metals, pH and organic matter of soil samples, and the bacterial concentration and Actinobacteria isolates in sites. (a) Ahouli. (b) Mibladen. (c) Midelt. (d) Zaida. OM: organic matter; CFU: colony-forming unit; Nb of AI: number of Actinobacteria isolates. Concentrations of Pb, Zn, Ni, Na, Mg, Fe, Cu, Cr, and Cd were given in mg/kg of soil.

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