نتایج جستجو برای: d e m a t e l

تعداد نتایج: 14316586  

Journal: :علوم دامی ایران 0
مجتبی ایاز دانش آموخته کارشناسی ارشد و استادیار گروه علوم دامی دانشگاه زنجان محمود شیوازاد استاد گروه علوم دامی پردیس کشاورزی دانشگاه تهران محمد حسین شهیر دانش آموخته کارشناسی ارشد و استادیار گروه علوم دامی دانشگاه زنجان علی حاجی بابایی دانشجوی دوره دکتری دانشگاه پرتوریای آفریقای جنوبی سید عبداله حسینی استادیار موسسه تحقیقات علوم دامی کشور، کرج، ایران

this experiment was conducted to determine the ame, amen, tme and tmen of beet pulp fed to male ostriches at  their 90 d of age. different levels of beet pulp (0, 15, 30 and 40%) were fed through replacements in the basal diet. for a determination of ame and amen using marker method, beet pulp was replaced in the basal diet at 40%. a number of 16 vs. 8 ostrich chicks were employed in each of th...

Journal: :journal of medical education 0
n rassaian

background: introducing rctm (research-centered teaching method) by the author, showed the method provokes enthusiasm and anxiety, correlated with cognition . by linking the broaden-and-build theory and emotional intelligence theory, it becomes apparent that the knowledge and use of positive emotions constitute an important skill set for effective functioning. purpose: to investigate the effect...

Journal: :iranian journal of pharmaceutical research 0
ali reza khajeamiri department of toxicology, school of pharmacy, shahid beheshti university ms, tehran, iran. farzad kobarfard department of medicinal chemistry, school of pharmacy, shahid beheshti university ms, tehran, iran. phytochemistry research center, shahid beheshti university of medical sciences, tehran, iran. reza ahmadkhaniha pharmaceutical sciences research center, tehran university of medical sciences, tehran, iran. gelareh mostashari united nations office on drugs and crime (unodc), tehran, iran.

in this study 50 samples of ecstasy tablets seized in iran during the period of 2007 through 2008 were examined and their physical characteristics (appearance, marking, scored/not scored, color, weight, diameter, thickness) were determined. in order to determine the chemical characteristics of these tablets, color tests (marquis test, simon’s test, chen’s test and gallic acid test), thin layer ...

Journal: :مهندسی بیوسیستم ایران 0
غلامحسین شاهقلی دانشگاه محقق اردبیلی سیروان حاجی مامندی سایر

for designing tillage implements it would be better to estimate soil forces exerted to the implements. many researches showed that numerical method of discrete element method (dem) is the cheapest and fastest technique for modeling granular material such as soil and especially sandy soil. in this study, paraplow and bentleg tines performance was compared with conventional tine using experimenta...

Journal: :iranian journal of catalysis 2013
ardeshir khazaei mohammad ali zolfigol toktam faal rastegar gholamabbas chehardoli shadpour mallakpour

melamine trisulfonic acid (mtsa) as an efficient heterogeneous catalyst has been used for the one-pot preparation of triazolo[1,2-a]indazole-1,3,8-trione and 2h-indazolo[2,1-b]phthalazine-1,6,11-trione derivatives by the three-component condensation reaction of urazoles or phthalhydrazide, dimedone or 1,3-cyclohexanedione, and aldehydes under solvent-free conditions in good to excellent yields ...

Journal: :علوم باغبانی ایران 0
محمدرضا پیرمرادی دانشجوی دکتری رضا امیدبیگی استاد دانشگاه تربیت مدرس محمدرضا نقوی پردیس کشاورزی و منابع طبیعی/دانشکده علوم زراعی و دامی امین باقی زاده استادیار مرکز بین المللی علوم و تحقیقات کرمان عباس یدالهی استادیار تربیت مدرس

bitter asafetida (ferula asa-fetidae l.) is a wild plant of the family umbelliferae. the present study was carried out to determine the type of dormancy of the plant’s seed, and find out the most suitable treatment needed for quick germination of seeds. twelve treatments including ga3 (500, 1000, 1500 ppm), kno3 (0.1, 0.2 0.3 molar), rinsing (24, 48, 72 hour),elimination of seed coat (one year-...

Journal: :iranian chemical communication 2014
ahmad reza moosavi-zare mahdi pouraskar-borazjani zahra naz

1-carboxymethyl-3-methylimidazolium chloride {[cmmim]cl} is utilized as a highly efficient and reusable catalyst for the synthesis of bis(indolyl)methanes by the condensation reaction of indole with arylaldehydes under solvent-free conditions at room temperature. in summary, the presented method have several advantages including simplicity, low cost, generality, efficiency, clean reaction profi...

ژورنال: :مهندسی عمران شریف 0
ناصر خاجی دانشکده مهندسی عمران و محیط زیست- دانشگاه تربیت مدرس محسن میرزاجانی دانشکده مهندسی عمران و محیط زیست - دانشگاه تربیت مدرس

در این نوشتار، روش معادلات مجزا برای حل مسائل الاستودینامیک دوبعدی در حوزه ی بسامد با استفاده از تبدیل فوریه ی سریع توسعه داده شده است. برای این منظور، مرز فضای مسئله با استفاده از المان های مرتبه ی بالای غیرایزوپارامتریکپانویس{n o n-i s o p a r a m e t r i c h i g h e r-o r d e r e l e m e n t} ویژه گسسته سازی شده است. با استفاده از چندجمله یی های مرتبه ی بالای چبیشفپانویس{h i g h e r-o r d e ...

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - دانشکده فنی 1393

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Journal: :پژوهش های ایران شناسی 0
علیرضا خسروزاده استادیار گروه باستان شناسی دانشگاه شهرکرد محمود حیدریان استادیار گروه باستانشناسی دانشگاه شهرکرد حمید محمدی دانش آموختۀ کارشناسی ارشد باستان شناسی دانشگاه شهرکرد

the district of miyān kūh in the ardal town,chahār mahāl bakhtiari province, because of its high mountains, deep valleys and the fields among small mounts, being placed in the path of the was dering tribes has been the focus of the attention. the rigion has two different viewpoint. one part featuring the mounts chēhēl cheshme and gereh with the altitude of more than 3500 m., has cold winter and...

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