Table 2
Nutrient removal efficiency, in all stages of the treatment system.
Nutrients BD (%) SP (%) DP1 (%) DP2 (%) Total effic. (%)
N–NH3 28 45 95 74 99.5
TKN 79 45 95 68 99.8
TP 85 57 89 47 99.8
BD = Biodigester; SP = Storage pond; DP1 and DP2 = Duckweed ponds