Table 5

Various bacteria used for MICP through denitrification

Bacterial speciesCalcium carbonate precipitation: g/lSourceCountry of originTime taken to precipitate: hWide range of applications
P. stutzeri10.2Soil, waterGermany24Removes nitrate up to 85%, enhances soil stability by 50% (Yin et al., 2021)
Bacillus licheniformis9.8SoilUSA36Used in agriculture for improving soil health (Wang et al., 2022)
Paracoccus denitrificans9.5Soil, waterNetherlands48Reduces nitrate concentration by 80%, used in soil stabilisation (Guan et al., 2021)
Alcaligenes faecalis9.2Soil, waterUSA30Effective in waste water treatment, reduces nitrate by 75% (Wang et al., 2021)
P. aeruginosa9Soil, waterUSA36Enhances biocementation, removes nitrate up to 70% (O’Donnell et al., 2017b)
B. subtilis8.8SoilJapan48Used in agriculture to improve crop yield (O’Donnell et al., 2017b)
Pseudomonas putida8.5Soil, waterUSA24Reduces nitrate concentration by 65%, improves soil strength (O’Donnell et al., 2017b)
Acinetobacter sp.8.3Soil, waterNetherlands30Effective in waste water treatment, reduces nitrate by 60% (Huang et al., 2024)
Pseudomonas fluorescens8Soil, waterUSA36Enhances soil stabilisation, removes nitrate up to 55% (Sonmez and Erşan, 2022)
Bacillus cereus7.8SoilUSA24Improves soil load-bearing capacity (Jain et al., 2021)
Serratia marcescens7.5Soil, waterUSA30Enhances biocementation, reduces nitrate by 50% (Guo et al., 2023)
B. thuringiensis7.3SoilIndia48Used in agriculture for pest control and soil improvement (O’Donnell et al., 2017a)
Pseudomonas mendocina7Soil, waterUSA36Improves soil strength, reduces nitrate concentration by 45% (O’Donnell et al., 2017a)
Bacillus pumilus6.8SoilIndia24Enhances soil stabilisation processes (Ersan et al., 2015)
Bacillus amyloliquefaciens6.5SoilIndia36Improves soil fertility, used in biocementation (Ersan et al., 2015)
Bacillus firmus6.3SoilUSA48Enhances soil stability, used in microbially induced calcium carbonate precipitation (Van Der Star et al., 2010)
B. megaterium6SoilIndia30Removes heavy metals, enhances soil strength (Zango et al., 2018)

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