نتایج جستجو برای: physiological and biochemical methods

تعداد نتایج: 16928174  

Journal: :international journal of nanoscience and nanotechnology 2015
m. zarafshar m. akbarinia h. askari s. m. hosseini m. rahaie

to date, the effects of nanoparticles on woody plants remain unaddressed. this study reveals some of the physiological and biochemical effects of sio2 nanoparticles on wild pear seedlings. the seedlings were irrigated with different concentrations of nano silica (0, 10, 100, 500 and 1000 mg/l) for 14 days. nanoparticle adsorption and absorption, biomass allocation, gas exchange, relative water ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم بهزیستی و توانبخشی - دانشکده توانبخشی 1393

abstract objectives gradual increase length and complexity of utterance (gilcu) therapy method is a form of operant conditioning. this type of treatment is very precise and controlled that is done in 54 steps in 3 speech situations consisted of monologue, reading and conversation. this study aimed to examine the effects of gilcu treatment method on reduction of speech dysfluency of school-age...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1389

abstract abstract of thesis (includes summary, goals, execution methods, and results) story “al-obnosat al-bayza” is one of the short stories from “hanna mineh” collection. this story is a selection of lives of some humans during a voyage together, each of them is a symbol of human nature (love, mind, kindness) and examine social, cultural, and political aspects of governing system, and it...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1393

this study aimed at examining the effects of iranian efl learners’ anxiety, ambiguity tolerance, and gender on their preferences for corrective feedback (cf, henceforth). the effects were sought with regard to the necessity, frequency, and timing of cf, types of errors that need to be treated, types of cf, and choice of correctors. seventy-five iranian efl students, twenty-eight males and forty...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم انسانی و اجتماعی 1392

tourism , today as one of the ways to make money, create jobs , and social and political interactions is considered. this paper aims to examine the strengths and weaknesses of tourism development in mahmoud abad ( mazandaran ). the research method in this study is " descriptive - analytical " and to collection of data used field methods such as questionnaires and documentation - library. the sa...

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

insurers have in the past few decades faced longevity risks - the risk that annuitants survive more than expected - and therefore need a new approach to manage this new risk. in this dissertation we survey methods that hedge longevity risks. these methods use securitization to manage risk, so using modern financial and insurance pricing models, especially wang transform and actuarial concepts, ...

Journal: :iranian red crescent medical journal 0
mahdi kargaran infectious diseases research center (idrc), arak university of medical sciences, arak, ir iran ali reza moradabadi infectious diseases research center (idrc), arak university of medical sciences, arak, ir iran mohammad arjomandzadegan infectious diseases research center (idrc), arak university of medical sciences, arak, ir iran; infectious diseases research center (idrc), department of microbiology, arak university of medical sciences, arak, ir iran hossein hosseini infectious diseases research center (idrc), arak university of medical sciences, arak, ir iran ghasem habibi infectious diseases research center (idrc), arak university of medical sciences, arak, ir iran maryam tayeboon infectious diseases research center (idrc), arak university of medical sciences, arak, ir iran

conclusions this study showed that aloe vera has antibacterial effects against e. coli, and can result in structural and physiological changes in this bacterium. objectives the aim of this research was to evaluate the effects of an aloe vera extract on the morphological and physiological properties of escherichia coli. patients and methods a clinical isolate of e. coli was obtained from a patie...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده علوم تربیتی و روانشناسی 1392

the purpose of this study was to investigate the relationship between family functioning and marital adjustment humor couples are due to the nature and objectives of the research and application of methods for its implementation correlation was used. the study population consisted of all the couples in the city who uses random cluster sampling of 200 students were selected as sample. data from ...

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