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. 2023 Mar 10;14:1097500. doi: 10.3389/fmicb.2023.1097500

Figure 1.

Figure 1

Methane production versus time for (A) unamended enrichment and (B) SLA-04 algae extract amended treatments. Algae extract was added to a final concentration of 0.1 g/l. Error bars represent one standard deviation of measurements from triplicate microcosms and are smaller than the markers where not visible.