TABLE 1.

Characteristics of MSST and FP discharges before and after inoculation of S. obliquus

ParameterWaste discharge typeDays of incubationa
0714212835
Orthophosphate (mg liter−1)MSST16.34.93.82.61.7NDb
FP8.51.91.40.80.5ND
Ammonium (mg liter−1)MSST131.415.19.87.23.1ND
FP8.30.60.50.40.1ND
Nitrate (mg liter−1)MSST85.230.54.0NDNDND
FP4.22.30.9NDNDND
Nitrite (mg liter−1)MSST0.5NDNDNDNDND
FP0.6NDNDNDNDND
Total organic carbon (mg liter−1)MSST11.87.26.15.53.52.3
FP17.213.511.48.33.82.7
BOD (O2 mg liter−1)MSST86.740.129.622.817.413.5
FP118.761.449.240.221.114.5
COD (mg liter−1)MSST160.281.860.453.943.134.2
FP237.1142.4106.793.255.747.3
DO (mg liter−1)MSST1.22.73.64.45.15.9
FP3.24.15.86.16.56.8
pHMSST6.99.99.99.79.79.8
FP7.58.78.88.88.99.2
  • a Values represent averages of data from three independent determinations.

  • b ND, not detected.