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Directory UMM :Data Elmu:jurnal:A:Aquacultural Engineering:Vol22.Issue1-2.May2000:

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Fig. 1. Schematic presentation of the experimental treatment system (not to scale).
Fig. 2. Ammonia, nitrite, nitrate and phosphate concentrations in the experimental treatment systemduring 210 days of operation.
Fig. 3. Removal (positive values) or production (negative values) of ammonia, nitrite, nitrate andphosphate by the fluidized bed reactor (F.B.R.), trickling filter (T.F.) and digestion basin (D.B.) over theexperimental period.
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