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Consumption of added CH4 (A) and DFM (B) during aerobic incubations of Searsville Lake soil. Symbols: ▵, no additions; ○, 0.001 kPa of DFM added; ▿, 0.01 kPa of DFM added; ◊, 0.1 kPa of DFM added; +, heat killed. Error bars indicate ±1 standard deviation of the mean of three soil samples. Heat-killed control data are from single analyses. The absence of error bars indicates that the error was smaller than the symbol size.
