نتایج جستجو برای: ardabil branch treatments were foliar application of nano

تعداد نتایج: 21235705  

ZnO nanoparticles were synthesized by a microwave-assisted chemical method. ZnO nanostructures were synthesized via a fast reaction between zinc acetate and ammonia at presence citric acid and other effective agents in chemical procedure. Nanostructures were characterized by X-ray diffraction , scanning electron microscopy. Seed yield and seed quality of safflower grown under drought stress. Th...

Arash Roozbahani Sanaz Pour Ali

The presented study aimed at investigating the effect of foliar application of amino acids and nano particles and chelated iron on photosynthetic pigments and yield of potato. To this end a factorial experiment was carried out in the form of randomized complete block design with three replications in 2013, in the Research Field of Natural Resources Institute in Damavand, Iran. The first factor ...

Journal: :علوم گیاهان زراعی ایران 0
علیرضا فتحی دانشجوی دکتری گروه زراعت و اصلاح نباتات، دانشگاه شاهرود، سمنان مرتضی زاهدی استادیار گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی دانشگاه صنعتی اصفهان شهرام ترابیان دانشجوی دکتری، دانشکدۀ کشاورزی، دانشگاه تبریز

this experiment was conducted in order to evaluate the effects of foliar application of ordinary and nano-particles of zinc oxide on the response of corn to salinity. treatments included two corn genotypes (seed mass and sc 704), three spray levels (zinc oxide, nano-sized zinc oxide, and a spray of water treatment) and three salinity levels (0, 75 and 150 mm nacl). shoot dry matter was decrease...

Journal: :به زراعی کشاورزی 0
فرشته روشن دانشجوی کارشناس ارشد گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز محمد رضا مرادی تلاوت استادیار گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز سیدعطاء الله سیادت استاد گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه کشاورزی و منابع طبیعی رامین خوزستان، اهواز

to evaluate the effect of zn sulfate foliar application on morphologic and quantitative characteristics of safflower (carthamus tinctorius l.) cultivars, a field experiment carried out in ramin agriculture and natural resources university of khouzestan, iran, in a factorial arrangement in a randomized complete block design with four replications, during 2012-2013. treatments consisted of two sp...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1392

abstract the present study was conducted in order to investigate the impact of an integrated model of form-focused and task-based instruction on iranian efl learners vocabulary learning and retention.it also aimed to detect efl learners attitude towards the implementation of form-focused task-based vocabulary instruction in the classroom. in order to address the purposes of this study, a sampl...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1392

abstract the present study deals with a comparison between reactive and pre-emptive focus-on-form in terms of application and efficiency. it was conducted in an intermediate english class in shahroud. 15 male learners participated in this research and their age ranged from 18 to 25. a course book, new interchange 3, and a complementary book were used. every session the learners gave lectures o...

Silicon is one of the beneficial nutrient elements for the most of the plants. This element improve the growth and yield of plants. The aim of this study was to evaluate the effect of foliar spray and root application of Micro- and Nano-SiO2 on concentration of macro- and micro elements and content of silicon in canopy of strawberry. Strawberry plants in the 4-5 leaves growth stage and two weeks...

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2013
abdollah ghasemi pirbalouti abolghasem gorgij mehdi rahimmalek behzad hamedi

background & aim:jasmonic acid (ja) is regarded as endogenous regulators that play important roles in regulating stress responses, plant growth and development.effect of foliar application of ja on the essential oil and oil chemical components of hyssop (hyssopus officinalis l.) were investigated. experimental:  this study conducted in a crd with three replications and in experimental green...

Mostafavi Rad, Marefat, Nobahar, Amin, Syfzadeh, Saeed, Valadabady, Ali Reza , Zakerin, Hamid Reza ,

Peanut is one of the important legume crops and its grain rich in oil (47-53 %) and protein (25-36 %). Peanut has very high nutrient requirement, Hence, in order to evaluate the effects of Zn and Ca nano-chelates and their application methods on yield and some physiological traits in peanut, a field experiment carried out in 2016 cropping season as split plot arrangement based on randomized com...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه مواد و انرژی - پژوهشکده سرامیک 1392

thermal barrier coatings (tbcs) are used to provide thermal insulation to the hot section components of gas turbines in order to enhance the operating temperature and turbine efficiency. hot corrosion and thermal shocks are the main destructive factors in tbcs which comes as a result of oxygen and molten salt diffusion into the coating. in this thesis atmospheric plasma spraying was used to dep...

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