Table 1 The removal efficiency of TN, TP and NH4+-N in different treatments. Data are means followed by standard errors (±SE) (n = 3).

From: Comparison of two different ecological floating bio-reactors for pollution control in hyper-eutrophic freshwater

The treatment

TN

TP

NH4+-N

Removal rate (%)

Net removal rate (%)

Removal rate (%)

Net removal rate (%)

Removal rate (%)

Net removal rate (%)

The control

19.4 ± 1.68a

—

14.6 ± 1.13a

—

23.5 ± 1.71a

 

EEFB

82.8 ± 2.48b

63.4 ± 1.21a

73.9 ± 2.08b

59.3 ± 1.37a

91.5 ± 4.25b

68.0 ± 2.37a

CEFB

70.7 ± 1.76c

51.3 ± 1.02b

67.5 ± 1.87b

52.8 ± 2.18a

83.2 ± 3.64b

57.7 ± 2.02a

  1. Different letters indicate significantly different among three treatments at P ≤ 0.05.
Back to article page