نتایج جستجو برای: random sampling was done from infected trees during 2004

تعداد نتایج: 8247210  

Journal: :تحقیقات دامپزشکی 0
محمود معصومیان بخش بهداشت و بیماری های آبزیان، موسسه تحقیقات شیلات ایران مهدی چوبچیان دانشکده دامپزشکی ، واحد علوم و تحقیقات دانشگاه آزاد اسلامی تهران جمیله پازوکی دانشکده علوم زیستی، دانشگاه شهید بهشتی تهران عیسی شریف پور بخش بهداشت و بیماری های آبزیان، موسسه تحقیقات شیلات ایران بهیار جلالی دانشکده دامپزشکی ، واحد علوم و تحقیقات دانشگاه آزاد اسلامی تهران

survey on developmental stages of myxobolus karuni and m. persicus in the gills of barboid fishes from mezopotamian part of iran was done. a total 296 fish specimences were examined. random sampling was carried out during 2002- 2004 from karoun, karkheh rivers and shadgan lagoon. the fishes transported alive to the laboratory, their gills were fixed and stained. myxobolus karuni developed histo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم 1392

the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...

ژورنال: :مجله تحقیقات دامپزشکی (journal of veterinary research) 2008
محمود معصومیان مهدی چوبچیان جمیله پازوکی عیسی شریف پور بهیار جلالی

survey on developmental stages of myxobolus karuni and m. persicus in the gills of barboid fishes from mezopotamian part of iran was done. a total 296 fish specimences were examined. random sampling was carried out during 2002- 2004 from karoun, karkheh rivers and shadgan lagoon. the fishes transported alive to the laboratory, their gills were fixed and stained. myxobolus karuni developed h...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان 1390

during 2010-2011 a faunistic survey was carried out for collection and identification of edaphic mesostigmatic mites (acari: mesostigmata) in jiroft and suburb. mites were extracted from soil samples by berlese funnel. the mites were cleared in nesbit fluid and were mounted in hoyer medium on microscopic slides. in this study 43 spices from 26 genera and 16 families were collected and identifie...

Journal: :پژوهش های تولید گیاهی 0

during past few years, dying of apple trees in apple orchards of in kohgiluyeh and boyerahmad province was observed. the symptoms of this abnormality were accompanied with wilting, general weakness, less growth of tree branches and leaves. sometimes sudden dying during flowering and fruit harvest. in early spring up to end of summer of 2008, the sampling from collar and crown effected tissues f...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم تربیتی و روانشناسی 1391

abstract: research purpose: the purpose of this research is to identify academic databases assessment factors and criteria at law and political science majors. the necessity of this research is to distinguish academic databases assessment factors and criteria and to identify the most important ones and rank them in order to select an appropriate database according to students’ and faculty memb...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده علوم تربیتی و روانشناسی 1391

anxiety is one common disorder during childhood. in curing anxiety disorders, there are different types of psychological remedies, pharmotherapy, family therapy, and music therapy that can improve the individual’s anxiety, but we need some other remedies to improve social and emotional relationship and interactions. considering the importance of curing the anxiety disorders, the effect of sand ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده ادبیات، زبانهای خارجی و تاریخ 1389

abstract the main purpose of this study was to investigate whether there was any significant difference between the speaking achievement of learners who were trained by means of consciousness raising of sociolinguistic skills and that of learners who were trained without the above mentioned task. the participants of this study consist of 60 intermediate level students participating languag...

Journal: :پژوهش های تولید گیاهی 0

in recent years, shallow bark canker of walnut (juglandis regia l.) trees has become fairly widespread in iran. to determine the distribution of the disease in golestan, mazandaran and gilan provinces, from early summer to mid-fall seasons of 2004, more than one hundred bark samples were collected from walnut trees showing symptoms of shallow bark canker. sixty strains of bacteria were isolated...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده علوم اجتماعی 1389

the study aims to achieve research and testing of hypotheses survey techniques and questionnaires to collect information used. 61 questions in the questionnaire included 15 questions and 46 open questions according to research in the study population, girls and their mothers as the value of different children investment should be. mothers according to the research community benefits from havi...

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