نتایج جستجو برای: cu and mn were 26
تعداد نتایج: 16887821 فیلتر نتایج به سال:
برای بررسی تأثیر pHو نسبت نیترات به آمونیوم محلول غذایی بر جذب و غلظت Fe، Mn، Zn و Cu ریشهها و بخش هوایی اسفناج، آزمایشی به صورت فاکتوریل و در قالب طرح پایه کاملاً تصادفی با دو فاکتور شامل pH محلول غذایی در سه سطح 5/4، 5/6، 8 و نسبت نیترات به آمونیوم محلول غذایی در پنج سطح 100:0، 75:25، 50:50، 25:75، 0:100 و با 4 تکرار در بستر پرلیت انجام شد. نتایج نشان داد که تأثیر pH محلول غذایی بر غلظت Fe و...
Preeclampsia complicates 2-8% of all pregnancies and is one of the leading causes of maternal mortality and pre-term delivery in world. In concern to the increasing number of preeclamptic cases and lack of data about the interrelation between levels of trace elements and preeclampsia, we conducted a hospital based case-control study to assess the risk of preeclampsia in relation to concentratio...
Six-week-old male Wistar rats were administrated the radioisotopes of five trace elements (iron, zinc, copper, manganese and iodine) intravenously in order to elucidate the significance of their pharmacokinetics by noncompartmental analysis. The mean residence time (MRT) and variance of residence time (VRT) increased in the order Mn, Cu, I, Fe and Zn. Neither MRT nor VRT indicated any statistic...
AIM To assess the salivary levels of Copper (Cu), Zinc (Zn), Manganese (Mn) and Iron (Fe) obtained from children of different ethnic backgrounds in Shah Alam, Malaysia and investigate the possible relationships with caries. MATERIALS AND METHODS One hundred and twenty primary school children were included. They were divided into caries and caries-free groups. Unstimulated whole saliva was col...
this study purported to compare and contrast the use of self-mention and evidentials as two mtadiscourse features in opinion columns of persian and english newspapers. the theoretical basis of this study is the idea that metadiscourse features vary across cultural boundaries. for this purpose, 150 persian and 150 english opinion columns were collected based on three factors of topic, audience a...
Contents of inorganic elements are very important traits in plants. Some of elements have causal effects on plant growth. Their effects on plant metabolism and therefore quality and quantity of essential oils is crucial. Thus, to obtain relatively good results, different parts of Rosa damascena Mill. genotypes were analyzed. Plants were collected from different provinces including Tehran, East ...
Two hundred and sixteen weanling gilts (6.65+/-0.08 kg) were used to determine the effects of decreasing supplemental concentrations of Zn, Cu, Fe, and Mn, and trace mineral source (inorganic vs. chelated) on growth performance, mineral status, and fecal mineral concentrations from weaning through development. The study was conducted over three trials with 72 pigs in each trial. Gilts were bloc...
To examine the effects of cattle breed on the clearance rate of an injectable mineral product, 10 Angus and 10 Simmental steers were blocked by breed and initial BW (332 ± 33 kg) and injected with either Multimin 90 (MM) or sterilized saline (CON) at a dose of 1 mL/45 kg BW. Multimin 90 contains 15 mg Cu/mL (as Cu disodium EDTA), 60 mg Zn/mL (as Zn disodium EDTA), 10 mg Mn/mL (as Mn disodium ED...
eight selected heavy metals (cu, zn, pb, cd, cr, mn, fe and al) in surface and sub-surfacesediments in the northern coast of sfax (tunisia) were studied in order to assess the sediment quality and tohighlight the anthropogenic contributions to heavy metal distributions in the two study sediment levels.multiple chemometric approaches based on geographic information system (gis), enrichment facto...
abstract the present study deals with a comparison between reactive and pre-emptive focus-on-form in terms of application and efficiency. it was conducted in an intermediate english class in shahroud. 15 male learners participated in this research and their age ranged from 18 to 25. a course book, new interchange 3, and a complementary book were used. every session the learners gave lectures o...
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