نتایج جستجو برای: low and high fish consuming region
تعداد نتایج: 17276268 فیلتر نتایج به سال:
all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...
Background: The presence of pesticides is very prevalent in surface waters of Iran due to their huge consumption for agricultural purpose. These toxic substances may accumulate in the food chain and cause serious ecological and health problems. Chemical pesticides with persistent molecules (long half-life periods) pose a threat to aquatic life forms and the human population consuming the affe...
this dissertation has six chapter and tree appendices. chapter 1 introduces the thesis proposal including description of problem, key questions, hypothesis, backgrounds and review of literature, research objectives, methodology and theoretical concepts (key terms) taken the literature and facilitate an understanding of national security, national interest and turkish- israeli relations concepts...
academic writing ability is an important goal that learners of english as a second language (esl) or english as a foreign language (efl) try to attain. while esl students’ academic writings have been widely explored, owing to few studies investigating appraisal resources in efl students’ argumentative writing, the gap still exists about efl students’ academic writing. this study aimed to see ho...
introduction: the accuracy of analyzing functional mri (fmri) data is usually decreases in the presence of noise and artifact sources. a common solution in for analyzing fmri data having high noise is to use suitable preprocessing methods with the aim of data denoising. some effects of preprocessing methods on the parametric methods such as general linear model (glm) have previously been evalua...
a simple, rapid and low-cost scanner spectroscopy method for the glucose determination by utilizing glucose oxidase and cdte/tga quantum dots as chromoionophore has been described. the detection was based on the combination of the glucose enzymatic reaction and the quenching effect of h2o2 on the cdte quantum dots (qds) photoluminescence.in this study glucose was determined by utilizing glucose...
OBJECTIVE To examine the effects on blood lipids and glycemic control of fish oil and corn oil supplementation at two levels in subjects with hyperlipidemia and non-insulin-dependent diabetes mellitus (NIDDM). RESEARCH DESIGN AND METHODS Forty subjects (18 men and 22 women; aged 53.9 +/- 7.0 years) with NIDDM and hyperlipidemia were randomly assigned to one of four treatment groups: 9 g of fi...
learning english is very popular all over the world nowadays and it is considered a high prestigious language among citizens of different societies. one of the most important materials for learning a new language are textbooks. the debate that whether learning a new language is natural and neutral or ideological and influential on people’s worldviews, has always been of great importance.
The behavior of rural households in 11 non-coastal cities of Golestan province for fish consumption was evaluated. Data were collected through a designed questionnaire. In inferential analysis of the research, chi-square, Mann-Whitney and Friedman methods were used for ranking. About 73% of households in these areas source fish from fish markets and fishing grounds. 47% of households are intere...
Due to fresh water resource limits and environmental damage caused by aquaculture waste using systems based on sustainable development at the global level is highly regarded. Aquaponics or fish and plant co-culture system is one of the new approaches to achieve aquaculture sustainable development. In this study which was conducted , in 2015, at Ahvaz Azadegan warm water fish culture complex, 6 ...
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