This is a preview. Log in through your library . Abstract This research was conducted to evaluate the use of biological nitrification-denitrification systems as pre-processors for recycling wastewater ...

Three methods for assaying nitrification and denitrification were compared in agricultural field plots in the Southeastern USA. Nitrification was measured using the chlorate inhibition enzyme assay, ...

Human activities add large quantities of nitrogen to the environment, much of which gets washed into streams and rivers.