Table 3.1 Potential of vermifiltration in the treatment of wastewater
Earthworm species
Plant species
Type of
wastewater
Treatment efficiency References
Eisenia fetida
Not used
Distillery
wastewater
COD-89.4%
BOD 5 -91.1%
TKN-94.9%
TSS-92.4%
TDS-91.9%
Manyuchi
et al.
(2018)
Eisenia fetida
Not used
Sewage waste
water
BOD 5 -98%
COD-70%,
TDSS-95%
Turbidity-98%
Manyuchi
et al.
(2013a)
Perionyx excavatus
Not used
Domestic
sewage
BOD 5 -25.86%
COD-24.38%
TDS-25.26%
TSS-35.47%
Turbidity-17.06%
Bhise and
Anaokar
(2015)
Eisenia fetida
Not used
Dairy waste
water
BOD 5 -97.95%
COD-91.64%
TSS-76.39%
TDS-84.27%
Oil and grease84.13%
Telang and
Patel
(2015)
Earthworm species
Wetland
weed
Cyperus
rotundus
Urban
wastewater
TSS-88.6%
TDS-99.8%
COD-90%
NO 3
À
-92.7%
PO4
3À
-98.3%
Tomar and
Suthar
(2011)
Eisenia fetida
Not used
Rural domestic
waste water
COD-78.0%
BOD 5 -98.4%
Ammonia nitrogen
(NH4
+ -N)-90.3%
Phosphorus-62.4%
Wang
et al.
(2010a, b)
Lumbricus rubellus
Canna
indica
Liquid effluents from gelatin industry
BOD 5 -89.24%
COD-90.08%
TDS-81.97%
TS-77.56%
Ghatnekar
et al.
(2010)
Eisenia fetida
Not used
Ayurvedic
industrial
effluents
COD-98.03%
BOD 5 -98.43%
TSS-95.8%
TDS-78.66%
Oil and grease92.58%
Das et al.
(2015)
Earthworm species
Cyperus
rotundus
Domestic
waste water
TSS-30.34 mg/L
TDS-93.48 mg/L
BOD 5 -22.15 mg/L
COD-88.35 mg/L
Nitrate-25.85 mg/L
Phosphate-9.14 mg/L
Reddy
et al.
(2018)
(continued)
3 Treatment of Wastewater by Vermifiltration Integrated with Plants
37