نتایج جستجو برای: are four factors including ph
تعداد نتایج: 6350343 فیلتر نتایج به سال:
Background and Purpose: Diabetic patients are more susceptible to oral candidiasis infection than non-diabetics due to the factors promoting oral carriage of Candida. Several factors can increase colonization of Candida species in the oral cavity such as xerostomia, which reduces the salivary flow and is a salivary pH disorder. In the current study, we aimed to identify and compare the coloniza...
The increasing pressure on Earth's ecosystems due to climate change is becoming more and evident the impacts of are especially visible coral reefs. Understanding how interacts with physical environment reefs impact growth reef development critically important predicting persistence into future. In this study, a biophysical model was developed including four environmental factors in feedback loo...
The number of studies on extremophilic organisms has grown exponentially in the last few years. These exotic organisms (extremoplilees) are adapted to living at 100 c. In volcanic springs, at low temperatures in the cold polar seas, at high pressure in the deep sea, at very low and high ph values (ph 0-1 or ph 10-11) or at hight salt concentration (35%). Recent developments clearly show that ce...
detecting microbial contamination of milk using novel engineering techniques is very worthy. in current study, microbial contamination of uht milk packages was detected using ultrasonic sensors. milk packages artificially were inoculated to e. coli in four dilutions and three replications. monitoring of ultrasonic properties was performed by measuring amplitude and time delay factors. artificia...
in this work, response surface methodology (rsm) and artificial neural network (ann) were used to predict the decolorization efficiency of reactive red 33 (rr 33) by o3/uv process in a bubble column reactor. the effects of four independent variables including time (20-60 min), superficial gas velocity (0.06-0.18 cm/s), initial concentration of dye (50-150 ppm) and ph (3-11) were investigated us...
the objective of this research is to investigate the effect of four additives including iron slag (is), works debris (wd), fly ash (fa), and lime kiln dust (lkd) on the biochemical properties of biosolids produced at mangere wastewater treatment plant (mwwtp), auckland, new zealand. all these additives are homogenously mixed in the laboratory with biosolids at various percentages with and witho...
Oman has made tremendous progress in the last four decades on the back of rising oil prices and this has led to substantial economic activity in oil, construction, industries and services sectors creating an unprecedented demand for labor ranging from professionals, technical experts, educators, highly skilled people in all vocations to low and semi-skilled people including cleaners, gardeners,...
The number of studies on extremophilic organisms has grown exponentially in the last few years. These exotic organisms (extremoplilees) are adapted to living at 100 c. In volcanic springs, at low temperatures in the cold polar seas, at high pressure in the deep sea, at very low and high ph values (ph 0-1 or ph 10-11) or at hight salt concentration (35%). Recent developments clearly show that ce...
to explore the idea the investingation proposed, aimed at finding whether the performances of the population of iranians students studying english in an efl context are consistent in l1 and l2 writing taks and whether there is a cross-linguistic transfer in this respect. in this regard the subjects were instructed to write four compositions-two in english and two in farsi-which consisted of an ...
abstract poor reading comprehension can result in failure in using references, benefiting from professional gatherings and resources, keeping up with the growing body of knowledge in the virtual world of the internet, and failing to achieve in efl programs. the purpose of the present quasi-experimental study was to explore the effects of background knowledge and previewing narrative and expos...
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