Table 3 Biohydrogen production from C. procera leaves under the optimal conditions of the bacterial strain AH1 compared to the other bacterial cultures that reported in other studies
Culture | Substrate | T °C | pH | H2 yield | Refs |
|---|---|---|---|---|---|
B. coagulans strain AH1 | Leaves of C. procera | 35 | 9.0 | 3.231 mmol H2 /g dry biomass | This study |
Escherichia coli WDHL | Wheat straw | 28–46 | 5.5–7.5 | 0–269.2 mL H2/g TRS | [75] |
Mixed culture (Anaerobic sludge from an UASB reactor located at a confectionery) | Oat straw | 35 | 7.0 | 1.10–2.39 mol H2/mol reducing sugars | [76] |
Clostridium beijerinckii KCTC 1785 | Sorghum rusk | 30–45 | 6.0–7.5 | 1.05 mol H2/mol reducing sugar | [77] |
Clostridium butyricum TM-9A | Molasses | 37 | 7.5 | 46 mmol H2/L | [55] |
Enterobacter cloacae IIT-BT08 | Glucose | 36 | 6.0 | 2.2 mol H2/mol glucose | [78] |
Clostridium roseum ATCC 17,797 | Cashew apple bagasse | 38 | 5.5 | 0.08–1.89 mL H2/g biomass | [79] |
Enterobacter aerogenes NBRC 13534 | Coconut husk | 37 | 7.0 | 0.104–0.175 mol H2/ mol reducing sugar | [80] |
Mixed culture (Anaerobic sludge from a wastewater treatment plant of a baker yeast company) | Wheat powder | 37 | 6.0 | 0.6–1.6 mol H2/mol total sugar | [81] |
Anaerobic sludge | Glucose 14.01 g/L | 33 | 5.61 | 2.54 mol H2/mol glucose | [82] |