نتایج جستجو برای: m e a n

تعداد نتایج: 14045815  

Journal: :acta medica iranica 0
reza ranjbar molecular biology research center, baqiyatallah university of medical sciences, tehran, iran. alireza bolkheir department of infectious diseases, the persian gulf tropical medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. katayoun vahdat department of infectious diseases, the persian gulf tropical medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. majid assadi the persian gulf nuclear medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. hossein darabi department of infectious diseases, the persian gulf tropical medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. iraj nabipour department of biochemistry, the persian gulf marine biotechnology research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran.

some adipocytokines are cardioprotective or pro-inflammatory for cardiovascular system. chronic infection with chlamydia pneumoniae and helicobacter pylori has been also considered as novel risk factors for atherosclerosis. the main aim of the current population-based study is to investigate the potential link between circulating adipocytokines and chlamydia pneumoniae or helicobacter pylori ig...

Journal: :به زراعی کشاورزی 0
محمد رفیعی الحسینی استادیار گروه زراعت، دانشکدۀ کشاورزی، دانشگاه شهرکرد، شهرکرد، ایران محمود رضا تدین دانشیار گروه زراعت، دانشکدۀ کشاورزی، دانشگاه شهرکرد، شهرکرد، ایران مرضیه مظهری کارشناس ارشد، گروه زراعت، دانشکدۀ کشاورزی، دانشگاه شهرکرد، شهرکرد، ایران

in order to evaluate the effect of different mechanical treatments (application of sulphuric acid, boiling water and flooding) on seed dormancy breaking of licorice, an experiment was carried out in randomized complete block design in 2012. moreover, a factorial scheme in rcbd was performed to assess the application of giberalic acid and potassium nitrate treatment as well as stratification and...

Journal: :پژوهش های روستایی 0
زهره معتمدی نیا مدرس دانشگاه پیام نور ایلام حسین مهدی زاده استادیار تکنولوژی آموزشی دانشگاه ایلام عبدالحمید پاپ زن دانشیار گروه ترویج و توسعة روستایی دانشگاه رازی

introduction small and medium-sized enterprises (smes) bring a broad range of benefits beyond growth of national income, providing important opportunities for employment, and are a key source of an outlet for entrepreneurial creativity and ideas. however, it is estimated that smes are responsible around 60 percent of carbon dioxide emissions and 70 percent of all pollution globally. therefore, ...

Journal: :medical journal of islamic republic of iran 0
h sadeghipour roodsarie from the departments of physiology tehran university of medical sciences. tehran. i.r. lran. m vosooghl from the departments of 'medicinal chemistry tehran university of medical sciences. tehran. i.r. lran. m zahraie from the departments of clinical biochemistry. tehran university of medical sciences. tehran. i.r. lran.

the discovery of the antifertility activity of gossypol led scientists and researchers to the development of compounds with antifertility activity that can be used as male contraceptives. these studies resulted in discovery of the antifertility activity of several classes of compounds which have been reported in the literature. this article deals with the synthesis of four new analogues of pyri...

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 ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده علوم پایه 1394

در این پایان نامه مترویدهای 3- همبندی که مینیمال هستند و دارای یک تحدید فراگیر ثابت می باشند، مورد مطالعه قرار می گیرند. هدف اصلی این پایان نامه پیدا کردن کران بالای دقیقی برای | e(m?) – e(n) | است که در آن n یک تحدید متروید 3- همبند m است و m? مینور مینیمال 3- همبند m می باشد که n یک تحدید آن است. به علاوه کران مورد نظر را برای حالتی پیدا می کنیم که در آن n یک مینور متروید 3- همبند m است و m? ...

Journal: :chemistry of solid materials 2015
shahab shariati maryam khabazipour

in  this  study,  amino  functional  groups  were  chemically  bonded  to  the  surface  of  newly synthesized  kit-6  mesoporous  magnetite  nanoparticles  (mmnps)  by  post-toluene  reflux synthesis method.  this method  treats  calcined mesoporous  nanoparticles with  the  functional organosilanes.  physical  and  chemical  structures  of  the  synthesized  mesoporous  magnetite nanoparticle...

Journal: :مدیریت آب و آبیاری 0
امیر احمد دهقانی استادیار گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان محمد قبائی سوق دانشجوی کارشناسی ارشد مهندسی منابع آب، گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان حسین شریفان استادیار گروه مهندسی آب، گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان نوید دهقانی دانشجوی کارشناسی ارشد مهندسی آبخیزداری، گروه مهندسی آبخیزداری، دانشکده منابع طبیعی و علوم دریایی، دانشگاه تربیت مدرس

accurate estimation of reference evapotranspiration plays a key role in water resources management and irrigation scheduling. the fao penman-monteith (f-p-m) is a reference method for calculation of evapotranspiration that needs temperature, humidity, wind speed and solar radiation. in many stations, it is not an easy task to measure the whole weather variables. thus, in this situation, one mus...

Journal: :علوم گیاهان زراعی ایران 0
فرشید قادری فر استادیار، گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان. الیاس سلطانی استادیار، گروه علوم زراعی و اصلاح نباتات، دانشگاه تهران پردیس ابوریحان.

the aim of this study was to evaluate germination of different sesame genotypes on response to temperature. heat and cold tolerance indexes were determined using cardinal temperatures and evaluations of genotypes were conducted to tolerate high or low temperatures using determined indexes. in order to, germination tests were conducted in fixed temperatures incubators with 10, 15, 20, 25, 30, 35...

Journal: :iranian journal of catalysis 0
ghodsi mohammadi ziarani department of chemistry, alzahra university, vanak square, tehran, iran. narges hosseini nasab department of chemistry, alzahra university, vanak square, tehran, iran. mahshid rahimifard department of chemistry, alzahra university, vanak square, tehran, iran. taraneh hajiashrafi department of chemistry, alzahra university, vanak square, tehran, iran. alireza badiei school of chemistry, college of science, university of tehran, tehran, iran. ali abolhassani soorki acecr-research institute of applied sciences, shahid beheshti university, tehran, iran.

a simple and efficient method for synthesis of tetrahydropyrimido[4,5-b]quinoline derivatives via three component reaction of aromatic aldehydes, dimedone and 6-amino uracil derivatives using a catalytic amount of sulfonic acid functionalized nanoporous silica (sba-15-pr-so3h) is described. the advantages of this method are easy and clean work-up, high yield, mild reaction condition, reusable c...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید