1-24 of 157 Books

Nitrification and denitrification in the activated sludge process
By Michael H. Gerardi
Stability of nitrate-ion concentrations in simulated deposition samples used for quality-assurance activities by the U.S. Geological Survey
Stability of nitrate-ion concentrations in simulated deposition samples used for quality-assurance activities by the U.S. Geological Survey
By Timothy C. Willoughby

Nitrification
By Bess B. Ward,D. J. Arp,Martin G. Klotz
Sequential nitrification-denitrification in a plug flow activated sludge system
Sequential nitrification-denitrification in a plug flow activated sludge system
By James A Heidman
Nitrate in groundwater
Nitrate in groundwater
By C. P. Young
Sequential nitrification-denitrification in a plug flow activated sludge system
Sequential nitrification-denitrification in a plug flow activated sludge system
By James A. Heidman

Removal of nitrate from agricultural tile drainage by a symbiotic process
By Doyle Cardon

Denitrification by anaerobic filters and ponds
By Robert S. Kerr Water Research Center.

Denitrification by anaerobic filters and ponds, phase II
By Robert S. Kerr Water Research Center.

Recherches expérimentales sur la végétation
By Ville, Georges
Ion movement in acidified, low base saturated sand soils
Ion movement in acidified, low base saturated sand soils
By A. Ray Harris

Denitration of radioactive liquid waste
By L. Cécille,S. Halaszovich

Sources of nitrogen compounds in the United States
By Chester Garfield Gilbert
Chemical modeling of the FeMoS center of nitrogenase
Chemical modeling of the FeMoS center of nitrogenase
By Robert E. Palermo
Mineral nitrogen in the plant-soil system
Mineral nitrogen in the plant-soil system
By R. J. Haynes

Fundamentals and control of nitrification in chloraminated drinking water distribution systems
By American Water Works Association,Multiple Contributors
The coupled trickling filter-activated sludge process
The coupled trickling filter-activated sludge process
By Richard J. Stenquist
Genetic engineering of enhanced microbial nitrification
Genetic engineering of enhanced microbial nitrification
By Michael Carsiotis

Nitrifikation und Denitrifikation
By Siedlungswasserwirtschaftliches Kolloquium Universität Stuttgart 1976.
Die biologische Abwasserbehandlung
Die biologische Abwasserbehandlung
By Siedlungswasserwirtschaftliches Kolloquium (57th 1982 Stuttgart, Germany)

Nitrogen control and phosphorus removal in sewage treatment
By D. J. De Renzo
The soil nitrogen index and its calibration with crop performance to improve fertilizer efficiency on arable soils
The soil nitrogen index and its calibration with crop performance to improve fertilizer efficiency on arable soils
By J. B. D. Robinson
Application of nitrogen-fixing systems in soil improvement and management
Application of nitrogen-fixing systems in soil improvement and management
By Y. A. Hamdi
Beitrag zur Nitrifikation in Festbetten am Beispiel eines abwärts durchströmten Sandfilters
Beitrag zur Nitrifikation in Festbetten am Beispiel eines abwärts durchströmten Sandfilters
By Wolf-Rüdiger Müller