in current study, 63 samples of bat populations collected from differ regions were used for evaluating the geographic variations. twenty cranial and dental characters for traditional morphometric and landmarks method on the ventral, dorsal skull and mandible for geometry morphometric studies were used. statistical analyses of traditional morphometric and geometry morphometric data indicated low...

this study was designed and conducted to find out if there is any significant relationship between iranian efl learners preferance for one of the three degrees of obtrusiveness in foreign language instruction (focus on form, forms and meaning) and their preferred experiential learing style. to collect the data two questionnaires were used. the first one on the degree of obtrusiveness and the se...

the present study is an attempt to investigate the potential impact of inspirational quotes on improving english abstract vocabulary recall. to achieve this goal, a multiple choice language proficiency test of 60 items including vocabulary and grammar component was administered to a sample of 63 second-semester male and female students whose age ranged between 17 to 22 and they were studying en...

چکیده در این پژوهش منشاء خزندگان را مورد بررسی قرار داده، خانواده های سوسماران را در ایران معرفی نموده و ویژگی های آنها را ذکر کرده ایم، علاوه بر این نکات، اهمیت تغییرات در وضعیت سیستماتیک mabuya (sensu lato) را بررسی کردیم. خانواده scincidae را از نظر فیلوژنی، رده بندی و همچنین جنس های آن را، مرور کرده ایم. جنس trachylepis fitzinger, 1843 که هدف اصلی پژوهش حاضر است در ایران دارای سه گونه می ب...

لنگش از بیماری های مهم و سبب ضررهای اقتصادی و نیز دلیل اختلال در آسایش در گله های گاو شیری است. لنگش سبب تغییر رفتار طبیعی حیوان شده و بر این اساس اسکورهای مختلف حرکتی برای تشخیص آن به وجود آمده است از جمله manson & leaver ، sprecher و cook. دراین مطالعه، گاوداری صنعتی با 1300 راس گاو دوشا در منطقه شهرکرد انتخاب و در فواصل 3 ماهه(شهریور، آذر و اسفند) در این گاوداری به 300 راس گاوی که به صورت تص...

the purpose of this study was to examine the status of supervision on departments’ heads at ferdowsi university of mashhad (fum) and realize some applied themes to provide a fit model for supervising departments’ heads in fum. the method was case study under a research category aimed for applied one. using purposive sampling, interviews were conducted with top fum managers, head departments, an...

the purpose of this study was to investigate the effect of task repetition on accuracy of iranian efl learners ’speaking ability. in order to achieve this purpose, a null hypothesis was developed: there is no statistically significant difference between accuracy speaking ability in iranian efl learners by use of task repetition. ; of course i should mention that, beside this null hypothesis, an...

the purpose of this study was to examine the english language needs of medical students at tehran university of medical sciences . analysis of the needs took place for three groups: 320 undergraduate students, 30 postgraduate students and 20 university instructors. a triangulation approach to collect data was used in which a combination of the quantitative (using the questionnaires) and qualita...

چکیده : پژوهشگر در این تحقیق سعی کرده رویکرد مقایسه ای بصورت ارزیابی خصوصی سازی قبل و بعد از اجرای برنامه های خصوصی سازی را مدنظر قرار دهد. بطور کلی اهداف این پژوهش در دو بعد نظری و کاربردی طبقه بندی می گردد. تدوین ادبیات و کمک به غنی تر شدن مبانی نظری موضوع با استفاده از نظریات علمی از یکسو و شناسایی فعالیت های تئوریک و مفهومی دیگران با رویکرد مقایسه ای از سوی دیگر بخشی از اهداف نظری این تحقی...

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...