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Table 1 Summary of the reactor performances at steady state before (phase I, 0 to 50 days) and after (phase II, 61 to 112 days) temperature disturbance

From: New steady-state microbial community compositions and process performances in biogas reactors induced by temperature disturbances

Parameter A b A a B b B a C b C a
Methane yield (mLCH4/gVS) 194 ± 7.3 220 ± 17.5 189 ± 14.5 213 ± 11.7 195 ± 6.9 214 ± 13.1
pH 7.50 ± 0.06 7.64 ± 0.02 7.51 ± 0.04 7.66 ± 0.01 7.52 ± 0.04 7.60 ± 0.02
Total VFAs(mM) 25.5 ± 3.9 3.3 ± 0.9 24.9 ± 1.7 5.3 ± 0.6 21.1 ± 1.9 7.8 ± 1.2
  1. Subscript b means before temperature disturbance, subscript a means after temperature disturbance.