نتایج جستجو برای: nhmrc and maff standards but cadmium concentrations were higher than these standards
تعداد نتایج: 17028330 فیلتر نتایج به سال:
the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...
Background and Objectives: The present study was designed to determine total mercury concentrations in sediment and the soft tissues of two bivalve species, Saccostrea cucullata and Callista umbonella, in coastline of Bandar Abbas in 2011. Materials and Methods: Generally, 67 bivalves and 10 sediment samples were collected from two stations (terminal of Bandar Abbas and tourism park of Soro). W...
background: trihalomethanes are toxic and dangerous substances that are formed in the presence of organic materials when water is chlorinated for disinfection. the iranian national standard, world health organization, european :union:, u.s. environmental protection agency and international agency for research in cancer standards have established a maximum contaminant level for trihalomethanes f...
background: hemodialysis is a life-saving process used as a treatment for many patients sufferimg from renal failure. because of the large amount of water used in this process, contamination of hemodialysis water with microbial and harmful chemical pollutants is possible. therefore, considering standards of dialysis water is critical. the aim of this study was to investigate the microbiological...
nowadays, technical terminology translation plays an important role in human life. specific groups of people all over the world refer to learn these terminologies in order to be familiar with a subject and improve their knowledge in that domain. on the other hand, saving the technical translation equivalent is a particularly salient challenge for technical translators. the present study was con...
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: proverbs are of the language materials which of the food of any language depends on the quality and quantity of these same materials. in the present research, the researcher tried to present the ramsarian proverbs according to four variables of color, fruit, plantsand animals that selected from the book of the members of each of these four variables, put them into the spss system fo...
the present study is an attempt to investigate the potential impact of inspirational quotes on improving english abstract vocabulary recall. to achieve this goal, a multiple choice language proficiency test of 60 items including vocabulary and grammar component was administered to a sample of 63 second-semester male and female students whose age ranged between 17 to 22 and they were studying en...
this study aimed to investigate the concentrations of two heavy metals, lead and cadmium, in the water of zayandehroud river which is surrounded by zarinshahr rice farms. water was sampled from a depth of 30 cm during june, july and august 2015, i.e. during the process of planting, growing and after harvesting, in three stations. water was collected from three points; 20m before the farms, besi...
Background and Aim: Agricultural and industrial activities, as well as population growth, have resulted in increases in the amounts of pollutants in the environment, the human body, and other organisms. Cadmium is one of the common heavy metals entering the biological cycles through different paths causing disease in humans, animals and plants. This study aimed at determining cadmium levels and...
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