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Table 3 Comparison performance efficiency of a series connected two-stage HSSFCWs with other research findings

From: Post treatment of anaerobically treated brewery effluent using pilot scale horizontal subsurface flow constructed wetland system

System

Macrophyte used

HRT (day)

MLR (gm−2d−1) in HF SSCW unit (s)

HF SSCW removal efficiency (%)

References

COD

TSS

TN

NH4–N

TP

COD

TSS

TN

NH4–N

TP

UASB + HF SSCW

Juncus spp.

10

6.64

–

1.98

–

0.25

79–86

70–71

63–79

–

9–90

De Sousa et al. (2003)

ABR + HF SSCW

Z.bonorrienss & T. subalata

1.5

–

–

4.5

–

1.1

71.4

86.1

90.4

95.8

93.3

Da Motta Marques et al. (2001)

UASB + 2HF SSCW

Reed + Lettuce

13.7

0.52

1.91

–

0.24

0.1

75.9

79.4

–

96.3

75.1

Cheng et al. (2010)

UASB + HF SSCW

T. latifolia

3

14.4

5.8

3.9

3.8

0.3

71

93.7

74.8

88.5

33

El-Khateeb and El-Bahrawy (2013)

UASB + HF SSCW

T. latifolia

1.1

–

–

–

–

–

84.5

87.8

–

–

–

Von Sperling (2015)

UASB + 2HF SSCW

C. aternifoius + T. latifolia

4

11.7

6.4

1.6

1.1

0.9

92

89

83.6

92.9

74.4

This study