نتایج جستجو برای: slaughter house wastewater treatment

تعداد نتایج: 1459685  

Journal: :Applied sciences 2021

The present study was undertaken in a constructed wetland (CW), setup tourism house, for domestic wastewater treatment. influence of season variations on the abundance fecal indicator organisms (total coliforms and Escherichia coli) substrate roots plants inhabiting inlet outlet zones CW evaluated along three consecutive years. structure diversity bacterial communities associated to CW’s also a...

2016
Jan Tind Sørensen

This is a critical comment on a paper published in Porcine Health Management in 2015, presenting a comparison between lesions from meat inspection at one abattoir on slaughter pigs classified in to two different production forms: organic/free-range conditions and conventional indoor conditions. The conclusion made by the paper that 13 lesion types has a higher prevalence in organic/free-range p...

Journal: :بهداشت و توسعه 0
سهیل سبحان استادیار، گروه محیط زیست، دانشکده علوم پایه، دانشگاه آزاد اسلامی واحد همدان، همدان، ایران شیرین آیت اللهی کارشناسی ارشد، گروه مهندسی محیط زیست، دانشکده علوم پایه، دانشگاه آزاد اسلامی، واحد همدان، همدان، ایران مجید احتشامی استادیار، گروه عمران، ﺩﺍﻧﺸﮑﺪه ﻋﻤﺮﺍﻥ، ﺩﺍﻧﺸﮕﺎﻩ ﺻﻨﻌﺘﻲ ﺧﻮﺍﺟﻪ ﻧﺼﻴﺮﺍﻟﺪﻳﻦ ﻃﻮﺳﻲ، تهران، ایران داود حسین شاهی کارشناس ارشد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی و خدمات بهداشتی درمانی شهید صدوقی یزد، یزد، ایران سید وحید غلمانی رئیس بخش فاضلاب شرکت آب و فاضلاب استان یزد، یزد، ایران اکبر صالحی وزیری کارشناس بهره برداری از تصفیه خانه فاضلاب شهر یزد، یزد، ایران پروانه طالبی

background: natural methods of wastewater treatment, such as wetlands, are simple, cheap and acceptable for developing countries, especially small and remote cities. the aim of this study was to evaluate the efficiency of typha latifolica in subsurface flow constructed wetland for wastewater treatment. methods: in this experimental research, the efficiency of typha latifolica in subsurface flow...

Journal: :journal of safety, environment, and health research 0
nasser mehrdadi department of environmental engineering, faculty of environment, university of tehran, tehran, iran gholamreza nabi-bidhendi department of environmental engineering, faculty of environment, university of tehran, tehran, iran hamid reza tashauoei department of environmental health engineering, school of public health, islamic azad university tehran medical branch, tehran, iran. behnam vakili office of improvement on wastewater operation procedures, national water and wastewater engineering company mahdi asadi-ghalhari research center for environmental pollutants and department of environmental health engineering, qom university of medical sciences

concurrent renewable energy production and wastewater treatment are two main reasons for using microbial fuel cells (mfcs). in this study, real wastewater was used for treating and power generation by air cathode microbial desalination cells (acmfc). the total duration of voltage generation by acmfc was about 151.9 ±23.2 h. the maximum voltage produced from municipal wastewater treatment was 27...

Journal: :international journal of environmental research 0

biological removal of lead was observed in this study during treatment of synthetic solutions of this heavy metal by a sample of waste activated sludge (was) having mlss concentration of 10000 mg/l. the objective was determining the capability of was in removal of lead in three different conditions of treatment: without any aeration and feeding, by simultaneous aeration and feeding and by aerat...

Journal: :pollution 2015
abbas akbarzadeh shervin jamshidi maryam vakhshouri

this research compares the performance of floating systems planted with vetiveria zizanioides as a hydroponic approach for removing nutrients from two contaminated waters. for this purpose, two pilots with overall net volume of 60 litres were constructed and inoculated by secondary treated domestic wastewater (stdw) and irrigation water obtained from minab reservoir (iwmr) in batch mode. regard...

Journal: :Veterinary world 2015
J H Chaudhary J B Nayak M N Brahmbhatt P P Makwana

AIM The aim was to detect virulence gene associated with the Salmonella serovars isolated from pork and Slaughterhouse environment. MATERIALS AND METHODS Salmonella isolates (n=37) used in this study were isolated from 270 pork and slaughter house environmental samples collected from the Ahmedabad Municipal Corporation Slaughter House, Ahmedabad, Gujarat, India. Salmonella serovars were isola...

Journal: :iranian journal of veterinary research 2006
h. tajik m. tavassoli b. dalirnaghadeh m. danehloipour

871 mesenteric lymph nodes taken from 110 native cattle from urmia slaughter-house with differentages were examined for linguatula serrata infection. the lymph nodes were studied based on their colourand consistency. 44% of the cattle were found positive for l. serrata infection. the number of parasitesisolated from each infected lymph node varied from 1 to 69 with a mean of 5.48. there were no...

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