نتایج جستجو برای: water sewage drainage
تعداد نتایج: 593035 فیلتر نتایج به سال:
T HE Connecticut State Department of Health has recently completed a fairly exhaustive survey of the sanitary condition of all of Connecticut's shore waters on Long Island Sound. For many years, and particularly in recent years, the department has received numerous inquiries as to the safety of sections of the shore for bathing. It has been impossible to give intelligent answers to these questi...
Side weirs as flow diversion devices are widely used in irrigation, land drainage and urban sewage systems. In the present study, the effects of the length and height of inclined side weir crest on discharge coefficient were investigated in prismatic and nonprismatic rectangular channels.. In this study, 675 laboratory tests were conducted. Analysis of experimental tests showed that the disch...
Side weirs as flow diversion devices are widely used in irrigation, land drainage and urban sewage systems. In the present study, the effects of the length and height of inclined side weir crest on discharge coefficient were investigated in prismatic and nonprismatic rectangular channels.. In this study, 675 laboratory tests were conducted. Analysis of experimental tests showed that the disch...
sugarcane, which has high water requirements, is grown in khuzestan province (iran). climate and optimizing the use of water is very important to sustainable cultivation of sugarcane. studies of water requirements for sugar cane in khuzestan show that in parts of sugarcane agro-industry, the water applied is more than the actual water requirement of the plant. the present study was conducted to...
In this study the effects of irrigation with raw or diluted municipal effluents along with foliar micro-nutrients fertilizer spray were examined on the growth, yield and mineral nutrient in foxtail millet plants. The experimental design was a split-plot with three irrigation sources (namely raw sewage, 50% diluted sewage and well water) as main-treatment and four combinations of Mn and Zn folia...
Introduction From the spread of the Zika virus, to the polluted waters in Rio de Janeiro, media reports have highlighted health concerns in Brazil. An editorial in the New York Times (Cox 2016), along with other media reports of high levels of sewage contamination in Rio’s recreational waters, caused wide-ranging concerns about the safety of sailing, rowing, and other open-water events at the 2...
Cisadane River, Tangerang City, is one of the important rivers in Indonesia. This river a source raw water for PDAM City and Soekarno-Hatta International Airport, but unfortunately quality this tends to decrease due pollution. Many things have been done by government managing water, not brought positive changes source. The problems that occur include urban development land use which an influenc...
In this study, New Delhi metallo-beta-lactamase (NDM)-producing Enterobacteriaceae were identified in Irish recreational waters and sewage. Indistinguishable NDM-producing Escherichia coli by pulsed-field gel electrophoresis were isolated from sewage, a fresh water stream and a human source. NDM-producing Klebsiella pneumoniae isolated from sewage and seawater in the same area were closely rela...
BACKGROUND & OBJECTIVE Hepatitis A is an enterically transmitted viral disease, highly prevalent in India and mainly presents as a paediatric sporadic disease. This study investigated an outbreak of viral hepatitis at Shimla, Himachal Pradesh, India, during January-March 2007. METHODS Eighty seven blood samples, 3 water samples and 2 sewage samples were collected. Serum samples were tested fo...
Saturated [K s ], field saturated [K fs ] and unsaturated [K(ψ)] SUMMARY There is increasing interest in the landspreading of slurries, sludges, effluents and fertilisers, resulting from the need to recycle increasing volumes of waste from high production agriculture units, old and new sewage treatment works and industrial facilities. Wastes should be spread only on suitable unsaturated soils a...
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