نتایج جستجو برای: total coliform count
تعداد نتایج: 923956 فیلتر نتایج به سال:
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...
Edible fungi such as mushrooms are highly perishable and deteriorate few days after harvest due to its high moisture content and inability to maintain their physiological status. In this study, the effect of packaging materials on the nutritional composition of mushroom cultivated from cassava peels was investigated. Mushroom samples were dried at 50°C in a cabinet dryer for 8 h. The dried mush...
The aim of this experiment was to study the effect of the application of pig slurry on potential pathogen (total and faecal coliform bacteria) presence in a Typic Xerofluvent soil. The experiment was conducted in field conditions, in the Segura River valley in the South East of Spain. Four treatments, in a fully-randomised design with three replicates per treatment, were established in experime...
OBJECTIVE To determine the frequency of microbiological contamination of water in different water filtration plants in Islamabad. STUDY DESIGN Descriptive cross-sectional study. PLACE AND DURATION OF STUDY Water Filtration Plants (WFP) in different sectors of Islamabad, from April to September 2012. METHODOLOGY Water samples were collected in sterilized bottles according to the standard w...
Background and purpose: Due to inadequate quantity and low quality of water resources in rural regions of Gomishan (Golestan province), local residents use cisterns for household water. Therefore, it is necessary to investigate the hygienic situation of these cisterns. Materials and methods: In this study, water samples were obtained from 31 villages using random sampling (two times; t...
The e#ect of +/h, -**ppm calcium hypochlorite soaking on microbial quality of mung seeds and sprouts was investigated. The extended chlorine soaking did not completely eliminate the microflora of the seeds but significantly reduced microbial proliferation rates during storage. Generally, microbial counts of the chlorine-soaked seeds were significantly lower than that of the control. Total plate...
Low-strength saline wastewater may be generated by tourist facilities, industries and communities located in coastal areas. Sea salts, mostly chlorides, when present in wastewaters at high concentrations, can cause inhibition on biological treatment processes. In this study, a laboratory down-flow anaerobic fixed bed reactor (DFAFBR) was used for treating saline wastewater. This wastewater was ...
Recently, surface water pollution has generated grave concerns because of anthropogenic activities including inadequate management waste. Therefore, this study is concerned with the evaluation contamination by leachate from uncontrolled landfill in Yenagoa Bayelsa State, Nigeria. Three samples were taken a stream adjacent to an and analyzed. The Downstream point (SW 1) Upstream points 3) 50 met...
The species of total coliform bacteria isolated from drinking water and untreated surface water by the membrane filter (MF), the standard most-probable-number (S-MPN), and modified most-probable-number (M-MPN) techniques were compared. Each coliform detection technique selected for a different profile of coliform species from both types of water samples. The MF technique indicated that Citrobac...
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