نتایج جستجو برای: anaerobic treatment
تعداد نتایج: 1421406 فیلتر نتایج به سال:
To assess the causative role of non-sporing anaerobes in cass of erosive balanoposthitis, anaerobic culture was performed on purulent discharges from 104 patients with penile ulceration, a foul-smelling discharge, and a mixed and motile bacterial flora. Most of 29 culturally confirmed infections were due to mixed anaerobes and eight to single anaerobes. A rapid response to treatment with metron...
Sucrose synthase activity increased in 2-day-old rice (Oryza sativa) seedlings submitted to anaerobic stress. Likewise, both denaturing and native Western blot analysis detected a rise in the cellular concentration of sucrose synthase protein. Significantly higher steady-state levels of sucrose synthase mRNA, as determined by Northern blots and by the ability of total RNA to direct in vitro syn...
As a first step of treatment of landfill leachates (total COD – 1,430-3,810 mg/l, total nitrogen 90162 mg/l), a performance of laboratory UASB reactors has been investigated under mesophilic (30 C), sub-mesophilic (20 C) and psychrophilic (10 C) conditions. Under hydraulic retention times (HRT) of around 7 h, when the average organic loading rates (OLR) were around 5 g COD/l/day, the total COD ...
Anaerobic treatment has many advantages over other biological method particularly when used to treat complex wastewater such as petroleum refinery wastewater. In this study two Up-flow Anaerobic Sludge Blanket (UASB) reactors were operated in parallel to treat six volumetric organic loads (0.58, 1.21, 0.89, 2.34, 1.47 and 4.14 kg COD/m·d) to evaluate the chemical oxygen demand (COD) removal eff...
Abstract Currently, the wastewater treatment plant (WWTP) for tofu industry in Ledok Kulon Village, Bojonegoro Regency uses an anaerobic-aerobic-anaerobic system. However, treated quality is still over maximum standard. To rectify this, objective of study was to technically improve WWTP so that could comply with required standards disposal into environment. This achieved without increasing capa...
Under anaerobic conditions, organic pollutants in wastewater are degraded by microbes producing methane and carbon dioxide. The degradation process is effective compared to the more conventional aerobic processes and produces only 5-10% of sludge. This saves considerably on cost associated with the sludge disposal. Among anaerobic technologies, the most popular ones is the upflow anaerobic slud...
abstract this study aimed at investigating the possible relationship between self-assessment in writing and self-regulation of iranian efl learners. the main purpose of the study was not only to report and inform about this relationship, but also to investigate and find practical outcomes of the incorporation of self-assessment in writing, such as improving writing skill. the research was carr...
Abstract The article presents the parameters of device for renewable energy from poultry organic waste. authors describe experimental anaerobic processing waste and results implementation device. Broad considerations about obtaining alternative sources if dilution mode is used first time in biogas are given. Anaerobic treatment a bioreactor was to absorb odorous gases analyze production at diff...
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