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. 2017 Oct 23;7:190. doi: 10.1186/s13568-017-0491-1

Fig. 6.

Fig. 6

Models to predict zinc leaching efficiency using multiple linear regression analysis. The variable parameters were temperature, the concentration of ferric iron, pH value, OTU_1 (98% similarity to S. thermotolerans Kr1) or OTU_2 (98% similarity to A. caldus KU)