نتایج جستجو برای: three modes of explant orientation on growth media vertical

تعداد نتایج: 22088674  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده علوم انسانی 1391

the present study was conducted to investigate the effect of implicit focus on form through input flooding and the effect of noticing, explicit focus on form on linguistic accuracy. to fulfill the purpose of the study, 86 iranian pre-intermediate efl learners of one of the language institutes were chosen by means of administering ket as the homogeneity test. these learners were pretested throug...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

abstract ion selective electrodes (ises) are electrochemical sensors that respond selectivity to the activity of ionic species. an ion-selective electrode is an electrochemical device that uses a thin selective membrane or film as the recognition element, and is an electrochemical half-cell equivalent to other half-cells of the zeroth (inert metal in a redox electrolyte). in common methods o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده ادبیات و علوم انسانی 1391

1.1 introduction “i see translation as the attempt to produce a text so transparent that it does not seem to be translated. a good translation is like a pane of glass. you only notice that it’s there when there are little imperfections- scratches, bubbles. ideally, there shouldn’t be any. it should never call attention to itself.” “norman shapiro” (venuti, 1995:1) edward fitzgerald is the br...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

Journal: :Horticulturae 2023

This study describes the in vitro propagation and ex acclimatization of Philodendron erubescens pink princess, one most popular ornamental variegated foliage plants. For shoot proliferation, protocorm-like bodies princess were cultured on solid Murashige Skoog (MS) media supplemented with 6-benzylaminopurine (BAP) 1-naphthaleneacetic acid (NAA) at different concentrations. The results revealed ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

the caspian sea contains great resources of oil and gas. the caspian sea is a 700- mile- long body of water in central asia, land located between azerbaijan, iran, kazakhstan, russia and turkmenistan. iran was challenges and opportunities in the caspian region. key question in this thesis includes three section that first question, opportunities of iran in the caspian region, second question ch...

Journal: :Emirates Journal of Food and Agriculture 2023

This study aimed to investigate the effects of certain nutrient medium types enhanced with plant-growth regulators on direct inductionof somatic embryogenesis in vegetative strains produced and propagated from a tissue culture Digitalis purpurea. The results showthat MS was superior other tested media-B5, LS, 5C01—in terms days required initiate somaticembryogenesis induction rate. In contrast,...

This study were studied for evaluation of the effect of growth regulators type and interaction on callus induction and plant regeneration of Lippia citriodora, in Murashige and Skoog (MS) medium. The experiment of callus induction with leaf and stem explants, were arranged as factorial experiment based on completely randomized design (CRD). Also, experiment of regeneration performed in complete...

Journal: :تحقیقات مهندسی کشاورزی 0
احمد تقی زاده علی سرایی دانشجوی سابق کارشناسی ارشد تیمور توکلی هشتجین استاد دانشگاه تربیت مدرس برات قبادیان دانشیار دانشگاه تربیت مدرس

vibration from the operation of industrial implements can be harmful to the human body. these implements, such as the power tiller or hand tractor often used to till rice in northern iran, can vibrate the entire body or one part, particularly the hands. in this research, the transmissibility and effects of vibration from a mitsubishi power tiller of 7.7 hp and 2400 rpm on the operator’s health ...

2016
Mazhar Ullah Haseena Khan Mohammad Sayyar Khan Asad Jan Khalil Ahmad Abdul Waheed Khan

Different sugarcane varieties (CP 77/400, CP 85/1491 and Punjabi) were checked for its callus induction and regeneration capabilities using different growth regulators and explants (eye bud, upper portion of inner leaf whorls and lower portion of inner leaf whorls). Seven callus induction media i.e. CIM-1 to CIM-6 and control media, five shoot induction media i.e. SIM-1 to SIM-4 and control med...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید