نتایج جستجو برای: pb and zn in artemisia root was respectively 920

تعداد نتایج: 21777648  

پایان نامه :دانشگاه بین المللی امام خمینی (ره) - قزوین - دانشکده علوم اجتماعی 1389

چکیده در این پژوهش، رابطه بین سبک های مقابله ای با جرأت ورزی و پرخاشگری در دانشجویان دانشگاه بین المللی امام خمینی (ره) بررسی شد. نمونه مورد بررسی، شامل 200 نفر (121 زن و 79 مرد) از دانشجویان دانشگاه مورد نظر در دو جنس است که از طریق روش نمونه گیری خوشه ای تصادفی، انتخاب و به پرسشنامه های الگوهای پاسخ دهی بین فردی تونند و پرسشنامه سبک های مقابله ای اندلر و پارکر پاسخ دادند. همچنین از روش های ...

Neda Ravankhah, Rouhollah Mirzaei, Saeed Masoum,

Background & Aims of the Study: Regarding to development of industry, soil contamination has become a serious problem in many countries, such as Iran. The aim of the present work was the illustration of the accumulation of potentially harmful trace elements and the potential risk which is posed to human health in surface soils of three industrial estates of Aran-o-Bidgol city, Isfah...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده ادبیات و زبانهای خارجی 1393

rested on sociocultural theory (sct), this study attempted to examine the effect of written corrective feedback (wcf) followed by producing written languaging on developing writing accuracy over new tasks. to this aim, two intact iranian efl classes at the low-intermediate level were randomly assigned to two experimental groups: direct (n = 25) and indirect (n = 25). both groups wrote on a numb...

ژورنال: علوم آب و خاک 2012
سنیه مردمی , , شاهین اوستان, , نصرت اله نجفی, ,

The effects of waterlogging, sewage sludge and manure on the Fe, Mn, Zn, Cu, Pb and Cd uptake and concentrations in roots and shoots of sunflower (Helianthus annuus L.) were investigated in greenhouse conditions. A factorial experiment based on a completely randomized design with three replications including duration of waterlogging at five levels (0, 2, 4, 8, 22 days) and source and amount of ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم تربیتی و روانشناسی 1388

چکیده هدف اصلی این پژوهش بررسی رابطه بین شایسته سالاری و عدالت سازمانی مدیران دانشگاه اصفهان و علوم پزشکی اصفهان بود که در قالب 5 فرضیه با در نظر گرفتن ابعاد شایسته سالاری و عدالت سازمانی مدیران دانشگاه اصفهان و علوم پزشکی انجام شد. روش پژوهش توصیفی از نوع همبستگی می باشد. جامعه آماری کلیه اعضای هیأت علمی و مدیران گروه در دانشگاه اصفهان و علوم پزشکی اصفهان به ترتیب 104- 645 – 33- 468 نفر در س...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده ادبیات و زبانهای خارجی 1392

abstract the current research tried to examine the impact of multiple intelligence (mi) and its components on multiple choice (mc) and open ended (oe) reading comprehension tests. ninety six students of high school in grade four took part in this study. to collect data, participants completed multiple intelligence (mi) questionnaires along with a multiple choice (mc) and open ended (oe) forms ...

Journal: :Chemosphere 2002
Z H Ye W S Shu Z Q Zhang C Y Lan M H Wong

The residues from the extraction of lead/zinc (Pb/Zn) ores of most Pb/Zn mines are permanently stored in tailings ponds, which require revegetation to reduce their environmental impact. This can only be done if the main constraints on plant establishment are evaluated. This can readily be done by field and greenhouse studies. To test this, the properties of different tailings from Lechang Pb/Zn...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده علوم طبیعی 1391

in recent years many researchers have been focused on interaction of small molecules with dna. dna is generally the primary intracellular of anticancer drugs, so the interaction between small molecules and dna can cause dna damage in cancer cells, blocking the division of cancer cells and resulting in cell death. the flavonoids are a large group of polyphenolic natural products that are widely ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1390

acknowledgements i wish to express my gratitude to all those who have helped me in preparing this thesis. i would like to express my deep gratitude to my respected advisor dr. kourosh akef, whose advice and comments helped me in the early stages of the research and throughout the writing process. i would also like to express my gratitude to dr. hajar khanmohammad whose invaluable guidance he...

پایان نامه :0 1375

to explore the idea the investingation proposed, aimed at finding whether the performances of the population of iranians students studying english in an efl context are consistent in l1 and l2 writing taks and whether there is a cross-linguistic transfer in this respect. in this regard the subjects were instructed to write four compositions-two in english and two in farsi-which consisted of an ...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید