BOD, or Biochemical Oxygen Demand is a characteristic that indicates the amount of dissolved oxygen required by microorganisms (usually bacteria) to break down or decompose organic matter under aerobic conditions (Umaly and Cuvin, 1988). Reaffirmed by Boyd (1990), that the organic material decomposes in BOD is ready decomposed organic material (readily decomposable organic matter). Mays (1996) defines BOD as a ...
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