نتایج جستجو برای: slaughter house wastewater treatment
تعداد نتایج: 1459685 فیلتر نتایج به سال:
Introduction: Even if a small number of poultry carcasses contaminate with pathogenic food bacteria, the chance of spreading the infection in the chillers of poultry slaughterhouse, resulting in contamination of other carcasses also have been observed. In this study, Coliform bacteria, Salmonella and the Psychrophiles in the two different poultry slaughterhouse of Yazd province have been inves...
The study was based on data collected during 5 yr (2003-2007) and was aimed at assessing the effects of the month, slaughter house of destination (differing for stocking density, openings, brightness, and cooling device types), length of the journey, and temperature-humidity index (THI) on mortality of heavy slaughter pigs (approximately 160 kg live weight) during transport and lairage. Data we...
The present study was aimed with study the haematological alteration in Fasciola hepatica infected goats. The study duration was one year in which summer, rainy and winter season included. Total 60 goats were included for this study. Goats were divided in two groups one was slaughter house and second was house hold. Blood samples were taken from the jugular vein into evacuated EDTA tubes and st...
Fasciolosis is an important helminth disease of livestock and other ruminants. A cross sectional study to determine the prevalence of Fasciola gigantica in cattle was carried out in 9 randomly selected farms and 1 slaughter house between February and May 2012. Faecal and blood samples were collected from 186 cattle in the farms and 200 cattle at slaughter. The faecal samples were analysed using...
textile wastewater contains substantial pollution loads in terms of chemical oxygen demand (cod), biological oxygen demand (bod), total suspended solids (tss), total dissolved solids (tds) and heavy metals. phytoremediation used for removing heavy metals and other pollutants by aquatic macrophytes treatment systems (amats) is well established environmental protective technique. a lab scale stud...
decolorization of aqueous solutions containing ionic dyes (reactive blue 19 and acid black 172) by a tfc commercial polyamide nanofilter (nf) in a spiral wound configuration was studied. the effect of operating parameters including feed concentration (60-180 mg/l), pressure (0.5-1.1 mpa) and ph (6-10) on dye removal efficiency was evaluated. the response surface method (rsm) was utilized for th...
the present work studied the application of membrane bioreactor (mbr) for tapioca wastewater processing that contained chemical oxygen demand (cod) ranging from 4000-9000 mg/l. a preliminary study was initially conducted in order to evaluate membrane performance with respect to its flux with mlss concentration ranging from 4,500 to 10,500 mg/l. it was clear that fouling was observed during the ...
background: conventional wastewater treatment is a combination of physical and biological processes designed to remove organic matter from solution. waste sludge drawn from these processes is thickened and processed for ultimate disposal wastewater contains various kinds of infectious agents, such as bacteria, viruses, fungi and parasites. correct treatment in wastewater treatment plants is imp...
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