Results 21 to 30 of about 35,685 (305)

Anaerobic digestate as substrate for microalgae culture: the role of ammonium concentration on the microalgae productivity [PDF]

open access: yes, 2014
In spite of the increasing interest received by microalgae as potential alternatives for biofuel production, the technology is still not industrially viable.
Latrille, Eric   +3 more
core   +3 more sources

Oxi-P GUI: A Graphical User Interface (GUI) for wastewater treatment process in oxidation pond

open access: yesData Analytics and Applied Mathematics, 2022
The wastewater treatment process is aimed to reduce pollution to the appropriate level. An oxidation pond system can treat contaminants in wastewater. Oxidation ponds are use sunlight, bacteria, and algae to treat wastewater.
SYAFIQAH HANIS MOHD FAUZI   +1 more
doaj   +1 more source

Oxidation Of Ammonia In Fish Ponds To Nitrates Using Free and Immobilized Nitrifying Bacteria

open access: yesUMYU Journal of Microbiology Research, 2023
In fish farming, ammonia stands out as a particularly detrimental toxicant, with the potential to significantly impede growth and even lead to fish mortality.
Ibrahim Yusuf   +2 more
doaj   +1 more source

Diagnosis of an anaerobic pond treating temperate domestic wastewater: An alternative sludge strategy for small works [PDF]

open access: yes, 2014
An anaerobic pond (AP) for treatment of temperate domestic wastewater has been studied as a small works sludge management strategy to challenge existing practice which comprises solids separation followed by open sludge storage, for up to 90 days. During
Best, D.   +6 more
core   +2 more sources

Diffusion of single oxidation pond

open access: yesThermal Science, 2016
The hydraulic characteristic of an oxidation pond was studied by the tracer experiment, and an empirical formula of Peclet number was obtained, which can be well applied to the model of plug flow reactor with longitudinal diffusion.
Ruo-Yuan Song   +5 more
openaire   +2 more sources

Denitrification and anammox in tropical aquaculture settlement ponds: an isotope tracer approach for evaluating N2 production.

open access: yesPLoS ONE, 2012
Settlement ponds are used to treat aquaculture discharge water by removing nutrients through physical (settling) and biological (microbial transformation) processes.
Sarah A Castine   +5 more
doaj   +1 more source

Vertical bacterial variability in oxidation ponds in the tropical zone [PDF]

open access: yesGlobal Journal of Environmental Science and Management
BACKGROUND AND OBJECTIVES: Community domestic wastewater contains organic substances that can be decomposed through natural processes. Treatment using oxidation pond systems is popular in tropical zones because these locations provide a climate suitable ...
C. Tudsanaton   +6 more
doaj   +1 more source

Conditions for carp growing in feeding ponds of the Yaniv fishery

open access: yesНауковий вісник Львівського національного університету ветеринарної медицини та біотехнологій імені С.З. Гжицького. Серія: Сільськогосподарські науки, 2020
The article presents the results of research on the ecological conditions of carp farming in feeding ponds, which were carried out on the basis of the fishery “Yaniv”, which is part of PrJSC “Lviv Regional Fish Production Plant”. The research was carried
P. Ja. Pukalo   +3 more
doaj   +1 more source

Sunlight-mediated inactivation of health-relevant microorganisms in water: a review of mechanisms and modeling approaches. [PDF]

open access: yes, 2018
Health-relevant microorganisms present in natural surface waters and engineered treatment systems that are exposed to sunlight can be inactivated by a complex set of interacting mechanisms.
Boehm, Alexandria   +16 more
core   +1 more source

Concentrating Mill Wastes are the Source of Pollution of Human Environment and Natural Ecosystems with Heavy Metals: A Case Study in Primorsky Krai, Russian Federation

open access: yesJournal of Chemistry, 2020
Elevated contents of hazardous elements in natural ecosystems are often associated with human activities. Significant quantities of these elements, including heavy metals, are concentrated in tailings.
Irina A. Tarasenko   +7 more
doaj   +1 more source

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