Results 111 to 120 of about 15,759 (224)

Quantifying community dynamics of nitrifiers in functionally stable reactors [PDF]

, 2008
A sequential batch reactor (SBR) and a membrane bioreactor (MBR) were inoculated with the same sludge from a municipal wastewater treatment plant, supplemented with ammonium, and operated in parallel for 84 days.
Wittebolle, Lieven, Vervaeren, Han, Verstraete, Willy, Boon, Nico   +3 more
core   +1 more source

Vertical segregation and phylogenetic characterization of ammonia-oxidizing bacteria and archaea in the sediment of a freshwater aquaculture pond

Frontiers in Microbiology, 2016
Pond aquaculture is the major freshwater aquaculture method in China. Ammonia-oxidizing communities inhabiting pond sediments play an important role in controlling culture water quality.
Shimin eLu, Shimin eLu, Xingguo eLiu, Qigen eLiu, Zhuojun eMa, Zongfan eWu, Zongfan eWu, Xianlei eZeng, Xianlei eZeng, Xu eShi, Zhaojun eGu   +10 more
doaj   +1 more source

Effect of various factors to ammonia biodegradation by two stage biofiltration system [PDF]

, 2007
[Abstract] An autotrophic ammonia-biodegrading PNNS association was isolated from the biological activated sludge of the fish factory wastewater treatment plant and used in the two-stage biofiltration system with the ammonia load 0.78 g/m3h ensured the ...
Berzins, Andrejs, Mutere, Olga, Strikauska, Silvija, Viesturs, Uldis, Zarina, Dzidra   +4 more
core  

ENZYMATIC ACTIVITY OF NITROSOMONAS EXTRACTS [PDF]

Journal of Bacteriology, 1959
M S, ENGEL, M, ALEXANDER
openaire   +2 more sources

Biochemistry of Ammonia Monoxygenase from Nitrosomonas [PDF]

, 2009
Major results. 1. CytochromecM552, a protein in the electron transfer chain to ammonia monooxygenase. Purification, modeling of protein structure based on primary structure, characterization of 4 hemes by magnetic spectroscopy, potentiometry, ligand binding and turnover. Kim, H. J., ,Zatsman, et al. 2008). 2.
openaire   +2 more sources

Biofilm colonization and succession in a full-scale partial nitritation-anammox moving bed biofilm reactor

Microbiome
Background Partial nitritation-anammox (PNA) is a biological nitrogen removal process commonly used in wastewater treatment plants for the treatment of warm and nitrogen-rich sludge liquor from anaerobic digestion, often referred to as sidestream ...
Carolina Suarez, Tage Rosenqvist, Ivelina Dimitrova, Christopher J. Sedlacek, Oskar Modin, Catherine J. Paul, Malte Hermansson, Frank Persson   +7 more
doaj   +1 more source

Synergy between Nitrogen Removal and Fermentation Bacteria Ensured Efficient Nitrogen Removal of a Mainstream Anammox System at Low Temperatures

Toxics
Simultaneous partial nitrification, anammox, denitrification, and fermentation (SNADF) is a novel process achieving simultaneous advanced sludge reduction and nitrogen removal.
Jiaru Zhi, Guocheng Ma, Xueqing Shi, Guoqing Dong, Deshuang Yu, Jianhua Zhang, Yu Zhang, Jiawen Li, Xinchao Zhao, Haizheng Xia, Xinyu Chen, Zhuoya Tian, Yuanyuan Miao   +12 more
doaj   +1 more source

A relation between the temperature of atmosphere and the sludge in the wastewater treatment aeration tank [PDF]

Acta Montanistica Slovaca, 2006
Processes in the aeration tank remove nitrogen from organic substances from wastewater by using bacteria. Nitrification utilizes the metabolism of aerobic bacteria Nitrosomonas, Nitrococus, Nitrospira, Nitrobacter Nitrocystis and Nitrosobolus and the ...
Tomáš Bakalár, Eliška Horniaková
doaj  

Tackling Nitrosomonas europaea culture problems for future applications in inshore aquaculture [PDF]

, 2016
Worldwide aquaculture production represents nearly 160 million tonnes per year, roughly the double of captured fish. Technological improvements are required to provide and improve sustainability to the constant aquaculture production growth.
Dias, Nicolina, Mota, M., Nicolau, Ana, Padrão, Jorge, Susana Cortez   +4 more
core  

ISOLATION OF NITROSOMONAS IN PURE CULTURE [PDF]

Journal of Bacteriology, 1958
R F, LEWIS, D, PRAMER
openaire   +2 more sources