نتایج جستجو برای: but concentration of phosphorus
تعداد نتایج: 21220300 فیلتر نتایج به سال:
this research has been taken among the students of high school in karaj city during the years 1391 and 1392. this is a survey research and data gathering is through questionnaires. studying the “an analysis of students’ tendency toward non-native reference groups in karaj”. the questionnaire was distributed among 260 of these students who were chosen through multi step cluster sampling. conside...
‘romanticism’ and ‘romantic’ are among the most controversial terms in literature. most readers, when encountering these words, would think of the well-known period of romanticism of the first three decades of the nineteenth century and the great six english poets known as ‘the big six’ of this period. however, romanticism does not belong to certain artists in a special period; one may seek ele...
Hypophosphataemia is known to induce reversible myocardial dysfunction, but the incidence of hypophosphataemia and its effect on myocardial function during brain death are unknown. In 90 consecutive brain-dead patients, we measured plasma concentrations of phosphate and left ventricular ejection fraction area (LVEFa), using transoesophageal echocardiography. In 15 severely hypophosphataemic (< ...
abstract this quasi-experimental study was aimed at examining the impact of storyline complexity on the grammatical accuracy and complexity of advanced and intermediate efl learners. a total of 65 advanced and intermediate efl learners were selected from iran language institute (ili). an intact group including 35 intermediate participants and another intact group with 30 advanced participants ...
to teach english adequately, qualified teachers are needed. unfortunately, there are still teachers who are teaching english without an academic degree in tefl. it is necessary for teachers to have a major in english to have subject knowledge, but it is not sufficient. teachers need to have an understanding of the social, cultural, moral, ethical, and pedagogical issues of education and practic...
to compare the nutritional value of rapeseed meal and cottonseed meal in holstein cows, feeding 20 lactating holstein cows each with an average weight of 580± 34 kg and 100± 10 days in milk were studied in a randomized complete block design. the experimental diets consisted of 4 levels of 0, 8, 14 and 25 percent rapeseed meal replaced with cottonseed meal and barley grain in the diets. diets we...
cultural iran is a scope that is more extended than the political territories of iran as a political unit. this concept means that cultural geography(mehdi moghanlo-1383-1) of iran is greater than its political geography which, according to history, has a long history extending west-east from kandahar to the euphrates and north-south from the persian gulf to the caucasus including transoxiana a...
this study investigates the effect of teacher’s repetition as an input enhancement technique in explicit teaching of vocabulary items on efl learners’ later retrieval. to this end, 66 persian speaking english learners, aged 18 - 29, homogenized through a standard proficiency test (opt), were chosen and put into two experimental and control groups, each 33 learners. general service list (gsl), a...
Using wetlands as sink of nutrients, phosphorus in particular, is becoming an increasingly attractive alternative to conventional wastewater treatment technology. In this paper, we brie y review the mechanism of phosphorus retention in wetlands, as well as previous modeling e orts. A Bayesian method is then proposed for estimating the long-term phosphorus accretion rate in wetlands through a pi...
Fraser, Jaco, Yendt, Munn and Liu (1957) and Fraser, Geiger, Munn, Slater, Jahn and Liu (1958) reported healing of rachitic lesions in vitamin Ddeficient and in hypophosphataemic refractory rickets by intravenous administration of phosphate. The concentration of serum inorganic phosphorus, which initially had been very low, was kept at normal levels for a period of five to seven days. The autho...
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