Results 1 to 10 of about 35,685 (305)

Relationship between bacteria and nitrogen dynamics in wastewater treatment oxidation ponds [PDF]

open access: yesGlobal Journal of Environmental Science and Management, 2023
BACKGROUND AND OBJECTIVES: The bacterial community plays a crucial role in the nitrogen cycle. Oxidation ponds act as a natural treatment system for wastewater and are designed to promote the growth and activity of certain bacterial species that remove ...
S. Saneha   +12 more
doaj   +1 more source

Monitoring of the main parameters of pond water in order to obtain safe products for joint cultivation of sturgeon and carp fish

open access: yesНауковий вісник Львівського національного університету ветеринарної медицини та біотехнологій імені С.З. Гжицького. Серія: Сільськогосподарські науки, 2021
The article presents the results of studying the hydrochemical regimes of carp ponds in polyculture and for the introduction of sterlet (Acipenser ruthenus) into polyculture.
N. Ye. Grynevych   +4 more
doaj   +1 more source

Microbial communities and nitrogen cycling in Litopenaeus vannamei and Mercenaria mercenaria polyculture ponds

open access: yesAquaculture Reports, 2023
The nitrogen cycling has an important ecological role in aquaculture ponds, and microbes mainly carry out the related processes. To better reveal the microbial community and nitrogen cycling processes in shrimp and clam polyculture ponds, we analyzed the
Qian Liu   +6 more
doaj   +1 more source

Enhancing High-concentrated Wastewater Quality on Evaporation Rate from Five-Consecutive Oxidation Ponds as Located in Phetchaburi, Southerly Thailand

open access: yesApplied Environmental Research, 2021
This research aimed to examine the environmental factors determining the rates of evaporation, a natural phenomenon contributing to the treatment of wastewater of 5-consecutive oxidation ponds of the King’s Royally Initiated Laem Phak Bia Environmental ...
Parkin Maskulrath   +6 more
doaj   +7 more sources

Occurence of Microplastics in Water, Sediment and Milkfish (Chanos chanos) in Citarum River Downstream (Case Study: Muara Gembong) [PDF]

open access: yesE3S Web of Conferences, 2020
Microplastics in aquatic environment can possibly enter into the aquatic organism, so this study aims to identify the microplastic concentrations in water, sediment, and milkfish. The samples are taken in downstream Citarum river at Muara Gembong.
Agustian Fareza Achmad, Sembiring Emenda
doaj   +1 more source

Modern to millennium-old greenhouse gases emitted from ponds and lakes of the Eastern Canadian Arctic (Bylot Island, Nunavut) [PDF]

open access: yesBiogeosciences, 2015
Ponds and lakes are widespread across the rapidly changing permafrost environments. Aquatic systems play an important role in global biogeochemical cycles, especially in greenhouse gas (GHG) exchanges between terrestrial systems and the atmosphere.
F. Bouchard   +5 more
doaj   +1 more source

The Performance of Oxidation Pond for Wastewater Treatment in Rural Areas a Case Study “Al-Dewaniyah Province" [PDF]

open access: yesEngineering and Technology Journal, 2014
This research is concerned with study and checks the suitability of waste oxidation ponds (WOP) for treating wastewater in Al-Dewaniyah province by taking a sample of community of 10000 populations.
Mohammed Ali I.Al-Hashimi   +1 more
doaj   +1 more source

Isolation of enteroviruses from oxidation pond waters [PDF]

open access: yesApplied and Environmental Microbiology, 1982
Enteroviruses were isolated from influent and effluent wastewaters of two types of oxidation lagoons during an 18-month study. Isolations, performed by sewage concentration and direct assay, were low in number and did not follow a seasonal trend. The younger treatment system, using aeration and effluent chlorination, was more efficient at removing ...
V L, Sheladia   +2 more
openaire   +2 more sources

Modeling climatic effect on physiochemical parameters and microorganisms of Stabilization Pond Performance

open access: yesHeliyon, 2020
The present study was carried out to evaluate the relationship between physiochemical parameters, microorganisms, wastewater and climate in Stabilization Pond Performance.
Alaa E. Ali   +3 more
doaj   +1 more source

Assessing the influence of the carbon oxidation-reduction state on organic pollutant biodegradation in algal-bacterial photobioreactors [PDF]

open access: yes, 2011
The influence of the carbon oxidation-reduction state (CORS) of organic pollutants on their biodegradation in enclosed algal-bacterial photobioreactors was evaluated using a consortium of enriched wild-type methanotrophic bacteria and microalgae. Methane,
Bahr, M.   +4 more
core   +6 more sources

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