The nitrogen cycle in biological systems: Some conditions affecting the distribution of nitrogenous compounds during treatment of sewage by the activated sludge process

. 1940 Jul;34(7):1015–1025. doi: 10.1042/bj0341015

The nitrogen cycle in biological systems

Some conditions affecting the distribution of nitrogenous compounds during treatment of sewage by the activated sludge process

PMCID: PMC1265378 PMID: 16747245

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