Review Article
[Retracted] Microbial Ecology of Anaerobic Digesters: The Key Players of Anaerobiosis
Table 4
Various inocula along various substrates and their potential for biogas production.
| Inocula | Pretreatment | Substrate | / ratio | Biogas production | Methane production | Reference |
| Cow manure | NG | Sea wrack (dislodged sea grasses and sea weeds) | NG | mL | 396.9 mLCH4 g−1 (volatile solid) | [125] |
| Marine sediments | NG | Sea wrack | NG | mL | | [125] |
| Sea wrack associated microflora | NG | Sea wrack | NG | mL | | [125] |
| Municipal Sludge | NG | Food waste | NG | NG | 0.49 L CH4/g VS. | [126] |
| Municipal wastewater sludge | | Food waste | 1 0.5 0.25 | NG | 660 mL CH4/g VSSsub 790 mL CH4/g VSSsub 490 mL CH4/g VSSsub | [127] |
| Inocula from food waste | | Food waste | 1 0.5 0.25 | NG | 1000 mL CH4/g VSSsub 940 mL CH4/g VSSsub 1400 mL CH4/g VSSsub | [127] |
|
Inocola from WWTP | Preincubated |
Primary sludge | 0.5 1 2 4 |
NG | 241 mL CH4/g VSSsub 221 mL CH4/g VSSsub 235 mL CH4/g VSSsub 273 mL CH4/g VSSsub |
[127] | Nonincubated | 0.5 1 2 4 | 283 mL CH4/g VSSSub 231 mL CH4/g VSSSub 230 mL CH4/g VSSSub 235 mL CH4/g VSSSub |
| Digester sludge | NG | Bulrush | NG | NG | 464.3 g COD/g total solids | [162] |
| Digester sludge | Steam explosion | Bulrush | NG | NG | 14.5% | [162] |
| Rumen fluid | NG | Bulrush | NG | NG | 362.8 g COD/g TS | [162] |
| Rumen fluid | Steam Explosion | Bulrush | NG | NG | 18.5% | [162] |
| Mesophilic anaerobic digester | Ensiling | Fish waste | NG | 671–763 mL/g VS | 441–482 mL/g VS | [128] |
| Thermophilic anaerobic sludge | Mixing with distillery wastewater | Cassava residues | NG | NG | 259.46 mL/g VS | [131] |
| Mesophilic activated sludge | Biological thermal ultrasound | Microalgae | 0.5 | Negligible 46–62% 6–24% | NG | [163] |
| Mesophilic activated sludge | | Microalgae | 0.5 | 188–395 mL | NG | [163] |
| Rumen fluids | NG | Cattle manure | 17.64 23.51 35.27 70.54 | NG | 191 mL/g VS 162 mL/g VS 144 mL/g VS 112 mL/g VS | [164] |
| Sludge digester | NG | Municipal solid waste | 2 g VMinoculum/ g VMwaste | NG | 150 mL g DM−1 | [165] |
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