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Table 3 Analysis of variance of methane production, biogas yield and pH

From: Effect of increasing inoculum ratio on energy recovery from chicken manure for better use in Egyptian agricultural farms

  Degrees of freedom Sum of squares Mean squares F
Methane production 6 1405.9 234.3 101.68***
Biogas yield 6 7011 1168.4 160.9***
pH 6 1.736 0.289 62.12***
  1. *** p < 0.001