Phytoremediation Study and Effect of pH on Biomass Productivity of Eichhornia crassipes - Management of Natural Resources in a Changing Environment - page 194

Table 3 Periodical trend in Eichhornia biomass production under different pH on initial and fi nal day of wastewater culture study

C-1 (pH = 7.6) T-1 (pH = 5) T-2 (pH = 6) T-3 (pH = 7) T-4 (pH = 8) T-5 (pH = 9)

Parameters Mean ± SD Mean ± SD Mean ± SD Mean ± SD Mean ± SD Mean ± SD

Fresh weight biomass (gms)
Initial day (01 Apr, 2012) 40.27 ± 2.40 42.00 ± 1.03 40.35 ± 2.83 43.50 ± 4.95 44.28 ± 1.02 42.16 ± 0.75

Final (20th) day (20 Apr, 2012) 180.32 ± 4.82 90.13 ± 2.37 150.62 ± 4.31 203.75 ± 2.50 174.08 ± 1.8 100.21 ± 0.40

Dry weight biomass (gms)
Final (20th) day (20 Apr, 2012) 5.40 ± 0.55 2.64 ± 1.42 4.33 ± 0.42 6.15 ± 2.36 5.18 ± 0.40 3.012 ± 0.15

Net biomass (gms)
Final (20th) day (20 Apr, 2012) 174.92 ± 4.27 87.49 ± 0.95 146.29 ± 3.89 197.60 ± 0.14 168.90 ± 1.4 97.198 ± 0.25