نتایج جستجو برای: based pesticides and moreover

تعداد نتایج: 17297482  

Journal: :iranian journal of pharmaceutical research 0
maryam amirahmadi 1- department of pharmacology and toxicology, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. 2- food and drug laboratories research center, ministry of health and medical education, tehran, iran. 3- food and drug control laboratories, food and drug deputy, ministry of health and medical education, tehran, iran. hassan yazdanpanah 1- department of pharmacology and toxicology, school of pharmacy, shahid beheshti university of medical sciences, tehran, iran. 2- food and drug laboratories research center, ministry of health and medical education, tehran, iran. shahram shoeibi 1- food and drug laboratories research center, ministry of health and medical education, tehran, iran. 2- food and drug control laboratories, food and drug deputy, ministry of health and medical education, tehran, iran. morteza pirali-hamedani 1- food and drug laboratories research center, ministry of health and medical education, tehran, iran. 2- food and drug control laboratories, food and drug deputy, ministry of health and medical education, tehran, iran. 3- department of pharmacology, school of pharmacy, tehran university of medical sciences, tehran, iran. mahsa ostad gholami 1- food and drug laboratories research center, ministry of health and medical education, tehran, iran. 2- food and drug control laboratories, food and drug deputy, ministry of health and medical education, tehran, iran. mohammad farshid mohseninia 1- food and drug laboratories research center, ministry of health and medical education, tehran, iran. 2- food and drug control laboratories, food and drug deputy, ministry of health and medical education, tehran, iran.

a reliable, rapid and accurate method based on spiked calibration curves and direct sample introduction was developed for determination of 17 pesticide residues in rice by gas chromatography-mass spectrometry single quadrupole selected ion monitoring gc/ms-sq-sim. sample preparation is based on extraction with acetonitrile without clean up. the use of spiked calibration curves for constructing ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه هنر اصفهان - دانشکده معماری و شهرسازی 1389

reserches show that relationship between human and residential places is based upo both emotional and identity structures. in other words, habitat place is not only the creator of a part of humanistic identity but also form a kind of sentimental and emotional bond that may result in tendency to maintain closeness to a specific place. therefor, formaton of emotional and identity relationship wit...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی و پایه 1390

the present study aimed at investigating the relationship between iranian efl teachers’ classroom management orientations and their teaching styles. additionally, the difference between male and female teachers’ teaching styles and classroom management orientations and their relationship with experience and age were explored. three hundred efl teachers filled in attitudes and beliefs on classro...

پایان نامه :0 1374

this thesis is going to delineate the concept of the reader as implied in 18th century literary theory; based on the study of the major reader oriented elements of criticism of the age-taste, the sublime, and aesthetic pleasure-its aim is to explain what sott of reader is implied and what kind of response on the part of the reader is proposed in 18th century english literary theory and aestheti...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده ادبیات و علوم انسانی 1389

this study purported to compare and contrast the use of self-mention and evidentials as two mtadiscourse features in opinion columns of persian and english newspapers. the theoretical basis of this study is the idea that metadiscourse features vary across cultural boundaries. for this purpose, 150 persian and 150 english opinion columns were collected based on three factors of topic, audience a...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

regarding the ever evolving and improving world on different aspects of knowledge, the need to a worldwide communication would emerge stronger than ever before which calls for special attention on the judgments and best choices for intermediating between the nations. as the language skills for translation are tested separately from translation skills themselves, to assess translation skills pro...

Journal: :کنترل بیولوژیک آفات و بیماری های گیاهی 0
فاطمه صابری فارغ التحصیل کارشناسی ارشد مهندسی شیمی ـ بیوتکنولوژی، دانشگاه آزاد، واحد علوم و تحقیقات رسول مرزبان استادیار پژوهش، مؤسسة تحقیقات گیاه پزشکی سازمان تحقیقات، آموزش و ترویج کشاورزی، ولنجک، تهران مهدی ارجمند دانشیار، دانشگاه آزاد اسلامی، واحد تهران جنوب، گروه مهندسی شیمی، تهران

biological control plays a very important role in pest management. bacillus thuringiensis ber. has been widely used as a biological control agent in over 60% of microbial-based pesticides and moreover, its gene inducing pest resistance has been used in the production of a large number of transgenic plants (bt-crops). the successful performance of some of these bt-based bio-pesticides depends on...

پایان نامه :0 1374

this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1392

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - پژوهشکده زبانشناسی 1389

a professional is someone whose work involves performing a certain function with some degree of expertise. but a narrower definition limits the term to apply to people such as teachers and doctors, whose expertise involves not only skill and knowledge but also the exercise of highly sophisticated judgment, and whose accreditation necessitates extensive study, often university-based as well as p...

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