نتایج جستجو برای: system bod
تعداد نتایج: 2233288 فیلتر نتایج به سال:
The influence of both aerial and ground-based harvesting on functions of forested floodplains of low-order streams was studied during a two-year period. The study si tes were associated with low-order, blackwater streams with infert i le and primari ly organic soils . Responses to harvest ing were assessed in relat ion to water quali ty, denitrification, hydrology, regeneration, and decompositi...
In the present study the aim of investigation is physical and chemical parameters of ground water and soil. By selected Physical and chemical parameters it is found that (1).Biological oxygen demand (BOD) and chemical oxygen demand (COD) are directly proportional to each other where dissolved oxygen (DO) is indirectly proportional to BOD and COD. (2). Total dissolved solids, alkalinity and hard...
Meat industry waste waters are 5 to 10 times as strong (BOD)as domestic sewage and contain much higher nitrogen, phosphorus and grease concentrations. Conservation measures and pretreatment facilities are aimed principally at blood (or blood water), casing slimes, wet rendering (tank water), paunch manure, yard drainage and hog hair. The answers available are: dry rendering of blood and grease,...
Abstract Real-time water quality monitoring is a complex system as it involves many parameters to be monitored, the nature of these parameters, and non-linear interdependence between themselves. Intelligent algorithms crucial in building intelligent systems are good candidates for reliable convenient system. To analyze quality, we need understand, model, monitor pollution real time using differ...
This study examines how the board of directors (BOD) Islamic banks (IBs) might affect earnings management differently, compared to BOD conventional (CBs). Our results indicate that bank...
Biliary endoscopic sphincterotomy (ES) followed by biliary orifice dilation (BOD) with large-diameter balloons (> 12 mm) is a relative new technique for extraction of large biliary stones. However, the safety and the potential complications of this combined technique are not known yet. We present a patient who developed benign retroperitoneum after ES plus BOD with large-diameter balloon for re...
Fenton treatment (Fe(2+)/H(2)O(2)) and different ozone-based Advanced Oxidation Processes (AOPs) (O(3), O(3)/OH(-) and O(3)/H(2)O(2)) were evaluated as pre-treatment of a mature landfill leachate, in order to improve the biodegradability of its recalcitrant organic matter for subsequent biological treatment. With a two-fold diluted leachate, at optimised experimental conditions (initial pH 3, H...
ABSTRACT Wastewater treatment system by activated sludge, the purification of organic matter specific heterogeneous microorganisms, occurs in presence oxygen aeration tanks. The analysis microfauna present sludge is an important indicator performance and efficiency system. Considering this importance, objective work was to identify microorganisms which are part tank effluent plant a soybean pro...
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