نتایج جستجو برای: fecal coliform bacteria
تعداد نتایج: 204342 فیلتر نتایج به سال:
haraz river originates from the northern slopes of the alborz and is flowed in a relatively broad valley. there are several village, sector, twenty sand factories and fish culture farms alongside of this river. in addition, restaurants and rest place for travelers sometimes used as a place. this study was performed to study the coliform contamination of ground water along the haraz river.in thi...
Readymade garment industries are the prominent economic sector for Bangladesh as well as scoping the huge working area for workers. But health condition of workers, drinking water quality, and proper maintenance of the environmental parameters are not well monitored. This study aims to assess the physio-chemical and bacteriological quality of drinking water provided for the garment workers in D...
AIMS Investigations were carried out to observe the influence of winter/spring and summer periods on the survival of Salmonella typhimurium and indicator bacteria (psychrophilic, mesophilic, coliform and faecal coliform bacteria and faecal streptococci) in the solid fraction of pig slurry from agricultural wastewater treatment plant. METHODS AND RESULTS Leather squares and PVC bottles with op...
The purpose of this study was to examine the microbiological quality and consumer safety frozen black mussels purchased from four different markets (A, B, C, D) in İzmir Province Turkey. A total 36 mussel packages, which contained approximately 50 each, were markets. They not only examined for mesophilic, psychrotrophic, coliform fecal bacteria count but also investigated pathogenic such as Esc...
An inexpensive tool for indicating microbial quality in watersheds is presented that utilizes the conventional total coliform test, comparing the relative concentrations of different colonies that form on a membrane filter fed by m-Endo media. These bacterial colonies can be classified into 3 types; typical (TC), atypical (AC), and background. The ratio of the concentrations of AC colonies to t...
This study was conducted in 10 selected areas, three on the east side of Mousl city, west City and four areas Badoush which affiliated to center Mousl. Some physical chemical tests were performed water samples, such as pH electrical conductivity, because their importance impact properties water. The results showed that values ranged between ( 7.5 – 8.4 ), conductivity 263.3 392.4 ) µs/cm, biolo...
Fecal coliform concentrations increased significantly (F test) in the immediate vicinity of a maintenance dredging operation in the Mississippi River navigation channel. Increased counts were attributed to the disturbance and relocation of bottom sediments by dredging and a concomitant release of sediment-bound fecal coliforms.
The degradation of watersheds due to urban development increases the vulnerability surface waters pollutants anthropogenic origin. Urban streams draining near swimming can contribute significantly deterioration water quality. In study, microbial quality Terme River was investigated seasonally by collecting samples from four different stream sites. Microbiological analyzes were performed using s...
Whether all members of the coliform group of bacteria should be accorded equal sanitary significance has been debated for at least a generation. English and German authorities are disposed to assign special significance to the presence of Escherichia coli, whereas it is the American practice, particularly as applied to water analyses, to consider all coliform bacteria of equal sanitary signific...
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