نتایج جستجو برای: m e a n s

تعداد نتایج: 14149990  

Journal: :هنرهای نمایش و موسیقی 0
سیداحمدرضا خضری استاد گروه تاریخ و تمدن ملل اسلامی، دانشکده الهیات و معارف اسلامی، دانشگاه تهران، تهران، ایران. حلیمه جعفرپور نصیرمحله کارشناس ارشد تاریخ و تمدن ملل اسلامی، دانشکده الهیات و معارف اسلامی، دانشگاه تهران، تهران، ایران.

abstract: the first period of abbasi dynasty is one of the glorious periods of islamic culture and civilization, which is known as the golden era of islamic culture and civilization. because in this era the power and riches of abbasi dynasty increased so high that led the islamic civilization grow in the various fields of science, literature and art especially music. while pretending as firm re...

Journal: :acta medica iranica 0
amirnader emami razavi department of clinical biochemistry, isfahan pharmaceutical sciences research center, school of pharmacy and pharmaceutical sciences, isfahan university of medical sciences, isfahan, iran. gholam basati department of clinical biochemistry, faculty of medicine, ilam university of medical sciences, ilam, iran. jaleh varshosaz department of pharmaceutics, isfahan pharmaceutical sciences research center, school of pharmacy and pharmaceutical sciences, isfahan university of medical sciences, isfahan, iran. soheila abdi department of physics, safadasht branch, islamic azad university, tehran, iran.

myeloperoxidase (mpo) and paraoxonase-1 (pon1) are inflammatory and anti-inflammatory enzymes, respectively that have been involved in the pathogenesis of coronary artery disease (cad). in this study we sought to evaluate the relations of mpo and pon1 with high density lipoprotein (hdl) mean size in patients with acute coronary syndrome (acs). collectively, 50 control subjects and 50 patients w...

Journal: :polyolefins journal 0
gabriel theurkauff organometallics, materials and catalysis laboratories, institut des sciences chimiques de rennes, umr 6226 cnrs-université de rennes 1, f-35042 rennes, france katty den dauw total raffinage chimie, zone industrielle feluy c, b-7181 seneffe, belgium olivier miserque total raffinage chimie, zone industrielle feluy c, b-7181 seneffe, belgium aurélien vantomme total raffinage chimie, zone industrielle feluy c, b-7181 seneffe, belgium jean-michel brusson total s.a., corporate science, tour michelet a, 24 cours michelet – la défense 10, f-92069 paris la défense cedex, france jean-françois carpentier organometallics, materials and catalysis laboratories, institut des sciences chimiques de rennes, umr 6226 cnrs-université de rennes 1, f-35042 rennes, france evgeny kirillov

a variety of group 4 metal catalytic systems (c2-symmetric {ebthi}-, {sbi}-type zirconocene complexes (c2-1–4); c1-symmetric (c1-5–8) and cs-symmetric (cs-9) {cp/flu}-type zirconocene complexes; cp*2zrcl2 (cp* 2-10)), half-metallocene complexes (cpticl3, hm-11), constrained-geometry (cgc-12) titanium catalysts) and post-metallocene catalysts (dow’s ortho-metallated amido-pyridino hafnium comple...

Journal: :مدیریت خاک و تولید پایدار 0
سحر اخوان فومنی فارغ التحصیل دانشگاه گیلان محمود شعبانپور عضو هیئت علمی دانشکده کشاورزی دانشگاه گیلان

soil compaction as a global problem and a multi-dimensional and complex process involving the interaction of climate, soil mashyn- plant- known to have a significant economic and environmental impacts and to sustainable agriculture is an intractable problem.for in order to assess compaction effect on nitrogen mineralization process in soil in form of factorial completely randomized design with ...

Journal: :مدیریت خاک و تولید پایدار 0
مهدی محمودزاده دانشکده کشاورزی دانشگاه ارومیه میر حسن رسولی صدقیانی دانشکده کشاورزی دانشگاه ارومیه حمایت عسگری لجایر دانشگاه تبریز عباس حسنی دانشکده کشاورزی دانشگاه ارومیه

plant growth promoting rhizobacteria and arbuscular mycorrhizal fungi can inhanced plant growth by increasing nutrient uptake. in order to investigate the effect of pgpr and amf on some morphological parameters, macro (nitrogen, phosphorus, potassium, calcium and magnesium) and micro (iron, zinc and copper) nutrients uptake, percentage of root colonization and some morphological factors of pepp...

Journal: :فیزیک زمین و فضا 0
مهدی نجفی علمداری دانشیار، دانشگاه صنعتی خواجه نصیرالدین طوسی، تهران، ایران آرمان طاهری کارشناس ارشد هیدروگرافی/ دانشگاه آزاد اسلامی واحد تهران شمال- دانشکده علوم و فنون دریایی یحیی جمور دانشیار آموزشکده نقشه برداری/ سازمان نقشه برداری کشور محمد امین مصباح کارشناس ارشد هیدروگرافی/ دانشگاه آزاد اسلامی واحد تهران شمال- دانشکده علوم و فنون دریایی

japan is a region of active plate tectonics, well known for its japanese trench a geological feature evolving as a result of north pacific (np) oceanic plate pushing and sub-ducting underneath the north american (na) plate. multiple plate tectonics have been continuously recorded in the region since 1979 by the network of gps stations called geonet. the network operating and monitoring more tha...

Journal: :فیزیک زمین و فضا 0
معصومه احمدی حجت دانشجوی دکتری هواشناسی، گروه هواشناسی، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، تهران، ایران فرهنگ احمدی گیوی دانشیار، گروه فیزیک فضا، موسسه ژئوفیزیک دانشگاه تهران، ایران سهراب حجام دانشیار، گروه هواشناسی، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، تهران، ایران

one of the most important atmospheric systems in the eurasian continent during the northern hemisphere winter season is the siberian high pressure. in this study, using the ncep/ncar reanalysis data for winters of 1948-2008, trend of changes in the intensity of the high system center and its effects on some meteorological fields are investigated. the results show that the 2m height mean tempera...

Journal: :journal of basic and clinical pathophysiology 0
ahia garshasbi associate professor of obstetrics and gynecology, department of obstetrics and gynecology, faculty of medicine, shahed university, tehran, iran tooba ghazanfari professor, immunoregulation research center, shahed university, tehran, iran farid zayeri assistant professor, proteomic research center, school of paramedical sciences, shahid beheshti university, tehran, iran maryam kamali faculty of medicine, school of medicine, shahed university, tehran, iran

background and objective: hyperemesis gravidarum (hg) is defined as vomiting sufficiently severe to produce weight loss, dehydration, electrolyte abnormalities. interleukin-6 (il-6), a pro-inflammatory and trophoblast-derived cytokine has ability to induce trophoblasts to secrete human chorionic gonadotropin (hcg). the purpose of our study was to assay the level of il-6 and β-hcg in serum of pr...

Journal: :فصلنامه علمی اکوفیزیولوژی گیاهان زراعی 0
صالحه نادری دانشگاه زابل حمیده خواجه دانشگاه زابل حسن احمدی دانشگاه زابل

melissa (melissa offcinalis l.), a member of a lamiaceae family, is a medical plant. the main most important pharmacological properties can be soothin, strengthening nerve, carminative and memory booster. the presence of heavy metals is one of important environmental stresses that can reduce growth and production of types of reactive oxygen. in the present study, the effect of copper sulfate (c...

Journal: :علوم باغبانی ایران 0
محمد کاظم سوری استادیار دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران نسرین فرهادی دانشجوی کارشناسی ارشد دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران حمیدرضا روستا استادیار دانشکده کشاورزی، دانشگاه ولی عصر(عج) رفسنجان

nitrogen forms exert significant effects on physiological and morphological characteristics of plant. in this study, the effects of ammonium, nitrate, and ammonium-nitrate on pepper plants were investigated in soil culture, as well as in solution culture. in the soil culture, 3, 4-dimethylpyrazole phosphate (dmpp) was used as a standard nitrification inhibitor to guarantee the presence of ammon...

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