نتایج جستجو برای: 1 on july the main essential oil componenens were carvone
تعداد نتایج: 17967423 فیلتر نتایج به سال:
The essential oil of fennel (Foeniculum vulgare) is rich in lipophilic secondary metabolites, which can easily cross cell membranes by free diffusion. Several constituents of the oil carry reactive carbonyl groups in their ring structures. Carbonyl groups can react with amino groups of amino acid residues in proteins or in nucleotides of DNA to form Schiff's bases. Fennel essential oil is rich ...
to introduce ecologically safe acaricide, effects of essential oils derived from cuminum cyminum (cumin), syzygium aromaticum (clove), and mentha spicata (spearmint) were determined on tetranychus urticae at 25±1◦c, 65±5% rh and a photoperiod of 16:8 (l:d) hour. the essential oils extracted by hydro-distillation were characterized by means of gc and gc–ms. bioassays were performed by filter pap...
“any science seeks generalities; the aim is to transcend knowledge of particular cases by discovering general regularities or laws” (chesterman, 2001, p. 1). these were the words of chesterman whose paper has served as a typical example of numerous papers carried out on ‘translation universals’ since the mid-nineties. blum-kulka (1986) is among translation studies scholars who proposed ‘explici...
this study was an attempt to investigate and compare the effect of lexical inferencing and concept mapping on developing vocabulary retention of iranian language learners. sixty homogeneous students from different intact classes who were being taught as intermediate learners in sokhan english institute participated in this study. they were in different classes. a teacher made test as a pre-test...
the aim of the present study was to investigate the frequency and the type of discourse markers used in the argumentative and expository writings of iranian efl learners and the differences between these text features in the two essay genres. the study also aimed at examining the influence of the use of discourse markers on the participants’ writing quality. to this end the discourse markers us...
the purpose of the present study was to investigate the latent pattern underlying reading ability . some 272 male and female participants. english majors at the ba level , participated in the study. two valid tests were used in this study, the reading test developed exclusively for the purpose of this project and academic reading section of ielts. to investigate the possible latent underlying...
The essential oil was obtained from crushed seeds, extracted through Hydrodistillation method. The percentage yield of Carum roxburghianum was found 4.7% respectively. Physical properties i.e., colour, odour, specific gravity, solubility, refractive index, acid value and ester value were recorded according to the standard procedures. Chemical composition of essential oil of Carum roxburghianum ...
the central purpose of this study was to conduct a case study about the role of self monitoring in teacher’s use of motivational strategies. furthermore it focused on how these strategies affected students’ motivational behavior. although many studies have been done to investigate teachers’ motivational strategies use (cheng & d?rnyei, 2007; d?rnyei & csizer, 1998; green, 2001, guilloteaux & d?...
foreign policy takes root from complicated matters. however, this issue may be more truth about armenia. although the new government of armenia is less than 20 years, people of this territory are the first ones who officially accepted christianity. in very past times, these people were a part of great emperors like iran, rome, and byzantium.armenia is regarded as a nation with a privileged hist...
The essential oil of the herb medicinal plant known as “smoke tree” (Cotinus coggygria Scop.) from Eastern, Anatolia (Turkey) was analyzed by Gas Chromatography-Mass Spectrometry (GC/MS). Twenty ingredients were identified for flowers representing 100% total while eleven characterized in leaf comprising 99.96% extracted. As thymol (31.33%) and carvone (20.57%) main flower oil, major determined ...
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