نتایج جستجو برای: formation stage
تعداد نتایج: 862638 فیلتر نتایج به سال:
this study investigated how group formation method, namely student-selected vs. teacher-assigned, influences the results of the community model of teaching creative writing; i.e., group dynamics and group outcome (the quality of performance). the study adopted an experimental comparison group and microgenetic research design to observe the change process over a relatively short period of time. ...
objective: the aim of this study was to investigate the effect of laser assisted hatching on the development and quality of vitrified-warmed 4-cell stage mouse embryos. materials and methods: the vitrified-warmed 4-cell mouse embryos were divided into two groups: control group (without laser assisted hatching) and experiment group (with laser assisted hatching). all embryos in both groups were ...
A total of 25 advanced rapeseed (Brassica napus L.) varieties were evaluated under cold weather conditions using Randomized Complete Block design (RCBD) with four replications in Dr. Nakhjavani Agricultural Research Station, 35 km North-East of Urmia the capital of West Azerbaijan province in 2000-2001. The results showed significant differences among the varieties (P ≥ 0.01) for all the pheno...
In order to study the effect of irrigation levels and plant growth promoting rhizobacteria on yield, some physiological and biochemical indices of rapeseed, a factorial experiment was conducted based on randomized complete block design with three replications in Agricultural Research Station of Ardabil, Ardabil, Iran in 2016. The factors included in the experiment were irrigation in three level...
Background and aim: First permanent molars with poor prognosis may be candidate for timely extraction and replacement by second permanent molars. The presence of third molars should be considered in this treatment plan. The aim of the present study was to evaluate the critical developmental stages of permanent second molar and the status of third molar bud in an Iranian population. Materials an...
dans le monde où l’homme est l’élément le plus important de la vie, la formation de nouvelles générations a une importance particulière. en rédigeant emile, jean jacques rousseau, exerce une influence extraordinaire sur la vie humaine et mène à réfléchir sur la question de l’éducation en tant qu’un art. ce penseur du xviiie siècle, grâce à son élève imaginaire, emile, présente son idéal pédagog...
the effect and arrangement of cytoskeleton (microtubules, microfilaments and neurofilaments) in neurulation of chick embryo examined by immunoperoxidase method from stage 6 to stage 12. the results were as follows: 1) microtubules aggregated in the perinuclear region from which they radiated to take longitudinal course beneath the membrane. 2) microfilaments were aggregated in the apical ends (...
Objectives: New cognitive theories of delusions have proposed that deficit or bias in inference stage (a stage of normal belief formation) is significant in delusion formation. The aim of this study was predicting the severity of delusions based on jumping-to-conclusion bias in patients with schizophrenia. Methods: The sample consisted of 60 deluded patients with schizophrenia w...
Background and objectives: Variation of active substances in medicinal plants during growth has been studied and the optimum harvest time has been determined for many medicinal plants. Ducrosi anethifolia is one the species belonging to Apiaceae family that has been used to improve the odor of food and drink. It is used also to treat catarrh, headache and backache in f...
در این پژوهش به منظور درک سن و محیط رسوبی سازند آسماری در برش کوه شجبیل، شمال غرب یاسوج به ضخامت 375 متر 171 نمونه برداشت گردیده است. سازند آسماری در برش مورد مطالعه با معیارهای سنگ شناختی به سه واحد مشخص تفکیک شده است. این واحد ها با داشتن شمای آهک های مسیو، ضخیم، متوسط و نازک لایه، آهک های نازک لایه ی مارنی و بعضاً مارن مشخص می گردد. در این برش تعداد 18 جنس و 29 گونه از فرامینیفرهای بنتیک شنا...
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