Product improves nitrification in RAS

David D. Kuhn, Ph.D. David J. Drahos

Novozymes Biologicals’ bacteria product is rich in both types of nitrifiers needed to convert ammonia into nitrate Microscopic and fluorescence views of the nitrifier product show the activity of the nitrifiers. Nitrogenous wastes can accumulate in closed aquaculture ponds and recirculating systems, primarily in the forms of ammonia from animal excretion and decomposing organic solids…

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  • David D. Kuhn, Ph.D.

    David D. Kuhn, Ph.D.

    Department of Food Science and Technology
    Virginia Tech
    Blacksburg, Virginia, USA


  • David J. Drahos

    David J. Drahos

    Senior R & D Group Leader
    Novozymes Biologicals, Inc.
    Salem, Virginia, USA