نتایج جستجو برای: 54o e and 31
تعداد نتایج: 17351779 فیلتر نتایج به سال:
Strain HHS 31(T), a Gram-positive, motile, rod-shaped, non-spore-forming, alkaliphilic bacterium, was isolated from the melt water of a glacier. Phenotypic and chemotaxonomic characteristics indicate that strain HHS 31(T) is related to species of the genus Exiguobacterium. The 16S rRNA gene sequence similarities between HHS 31(T) and strains of known species confirm that it is closely related t...
abstract the variables affecting the nature of reading comprehension can be classified into two general categories: reader’s variables, and text variables (alderson, 2000). despite the wave of research on vocabulary knowledge as reader’s variable, the role of this knowledge in c-test as a text-dependent test and its interaction with lexical cohesion of the test as a text feature has remained a...
. introduction weathering is crushing, decomposition and decaying the rocks of outer earth's crust by natural processes such as; running waters, wind blowing and ice creeping and biological actions and so on. the study of weathering is important because this process lead to formation of all known of soil types in outer part of earth crust finally. climate is the most important parameter in crea...
this study examines the effetivenss of task-based activities in helping students learn english language structures for a better communication. initially, a michigan test was administered to the two groups of 52 students majoring in english at the allameh ghotb -e- ravandi university to ensure their homogeneity. the students scores on the grammar part of this test were also regarded as their pre...
background: we have previously reported that a 31 kda protein was screened from the excretory-secretory (es) proteins of tichinella spiralis muscle larvae (ml) by immunoproteomics using early infection sera, and the gene encoding a 31 kda protein from t. spiralis was cloned and expressed in an e. coli expression system. in this study, the recombinant 31 kda antigens were used for detection of a...
We present an analysis of the secular variability of the longitudinal magnetic field B e in the roAp star γ Equ (HD 201601). Measurements of the stellar magnetic field B e were mostly compiled from the literature, and append also our 33 new B e measurements which were obtained with the 1-m optical telescope of Special Astrophysical Observatory (Russia). All the available data cover the time per...
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