نتایج جستجو برای: environmental stress

تعداد نتایج: 788387  

Journal: :Engineering Fracture Mechanics 2021

High-Density Polyethylene is prone to Environmental Stress Cracking if mechanically stressed in the presence of solutions containing surfactants. Even this polymer widely used produce containers for industrial and household detergents, its Resistance generally evaluated under plane strain conditions irrespective actual stress state experienced during service life. In work Slow Crack Growth thin...

ژورنال: مجله علمی پژوهان 2017
اسدی فخر, امیر, اسدی, سودابه,

Introduction: Nowadays, workforce, as the most valuable asset, is facing many problems. Stressors in workforce, which have adverse effects on the body and spirit of nurses, can result in the performance of staff. The objective of this study was to determine stressors in operating room and its impacts on nurses. Methods: This research was a cross-sectional study and the study population consi...

Journal: :علوم باغبانی ایران 0
امیر صادقی دانشجوی سابق کارشناسی ارشد، گروه باغبانی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان نعمت اله اعتمادی دانشیار، گروه باغبانی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان علی نیکبخت استادیار، گروه باغبانی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان محمد رضا سبزعلیان استادیار، گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان

a few information about the combined effects of different environmental stress on turfgrass physiology and growth is available. also, a separate study of environmental factors on plant cannot be a suitable model for natural conditions. this study was conducted to investigate the interactive effects of different levels of shade (0, 50, and 70%) and water treatments (well-watered and non-irrigate...

2010
F. Rice G. T. Harold J. Boivin M. van den Bree D. F. Hay A. Thapar

BACKGROUND Exposure to prenatal stress is associated with later adverse health and adjustment outcomes. This is generally presumed to arise through early environmentally mediated programming effects on the foetus. However, associations could arise through factors that influence mothers' characteristics and behaviour during pregnancy which are inherited by offspring. METHOD A 'prenatal cross-f...

Journal: :Iranian journal of public health 2015
Chonticha Kaewanuchit Carles Muntaner Nizam Isha

BACKGROUND Occupational stress is a psychosocial dimension of occupational health concept on social determinants of health, especially, job & environmental condition. Recently, staff network of different government universities of Thailand have called higher education commission, and Ministry of Education, Thailand to resolve the issue of government education policy (e.g. wage inequity, poor we...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1382

‏‎despite the different criticisms on contrastive analysis it has been proved that the results of it(when processed) can be useful in a tefl environment, specially at the level of phonology.this study is an attempt to compare and contrast the sound systems of kurdish and english for pedagogical aims.the consonants,vowels,stress and intonation of the two languages are described by the same model...

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