نتایج جستجو برای: total weight of spike

تعداد نتایج: 21220211  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده ادبیات و زبانهای خارجی 1391

abstract this study investigates the teachers’ correction of students’ spoken errors of linguistic forms in efl classes, aiming at (a) examining the relationship between the learners’ proficiency level and the provision of corrective feedback types, (b) exploring the extent to which teachers’ use of different corrective feedback types is related to the immediate types of context in which err...

Journal: :علوم گیاهان زراعی ایران 0
معروف خلیلی عضو هیأت علمی دانشگاه پیام نور، دانشجوی دکتری اصلاح نباتات دانشگاه تبریز محمود تورچی استاد دانشکدۀ کشاورزی دانشگاه تبریز سعید اهری زاد دانشیار، دانشکدۀ کشاورزی دانشگاه تبریز محمد مقدم استاد دانشکدۀ کشاورزی دانشگاه تبریز سید علی پیغمبری استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران

to investigate variation and detect of genomic regions controlling quality and quantity of malt extract in barely, a study was conducted using a set of 72 double haploid barley lines as well as their parents (stepto & morex) at experimental stations of university of mahabad and agricultural research center of mian'doab in rcbd with two replications during cropping season (2011-12). differe...

Ijaz Rasool Noorka Saeed Rouf Shabir A Shahid

Principal component analysis is a valid method used for data compression and information extraction in a given set of experiments. It is a well-known classical data analysis technique. There are a number of algorithms for solving the problems, some scaling better than others. Wheat ranks as the staple food of most of the nations as well as an agent of poverty reduction, food security and world ...

Journal: :علوم گیاهان زراعی ایران 0
علی رضا طالعی استاد، پردیس کشاورزی و منابع طبیعی کرج، دانشکده علوم زراعی و دامی، گروه زراعت و اصلاح نباتات، تخصص: ژنتیک و بیومتری، آمار محمدرضا بی همتا استاد پردیس کشاورزی و منابع طبیعی محمد ضابط استادیار، دانشگاه بیرجند، دانشکده کشاورزی، گروه زراعت و اصلاح نباتات، تخصص: ژنتیک بیومتری

the objective of this experiment was to investigate inheritance and gene action for resistance to sunn pest (eurygaster integriceps) and related traits in bread wheat including f1, f2 and backcross generations derived from a cross between line 15 as resistance and line 12 as susceptible parents. parents along with f1, f2, bc1 and bc2 generations were evaluated in a randomized complete block des...

Journal: :پژوهش های زراعی ایران 0
سید کریم موسوی محمد فیضیان عبدالرضا احمدی

in order to evaluate the effect of different nitrogen application methods on yield and yield components of winter wheat, a field experiment with split plot arrangement in randomized completely blocks design with four replicates was conducted during 2006-07. basal dressing in three levels (with no basal dressing, strip and distributing nitrogen fertilizer) as main plot and top dressing in six le...

In recent years, special attention has been paid to the consumption of plant growth stimulants such as amino acids and humic acids along with micronutrients to adjust the effects of abnormal environmental conditions such as untimely cold or salinity and drought stress in grain production programs. In order to investigate the effect of growth enhancers on compensating for the lack of transport a...

Journal: :پژوهش های کاربردی زراعی (زراعت سابق) 0
سید محمدرضا احتشامی استادیار دانشکده کشاورزی دانشگاه گیلان فاطمه حکیمیان دانشجوی کارشناسی ارشد زراعت دانشگاه آزاد ساوه مجتبی یوسفی راد عضو هیأت علمی دانشگاه آزاد ساوه محمدرضا چائی چی عضو هیأت علمی پردیس کشاورزی و منابع طبیعی دانشگاه تهران

in order to investigate the integration of phosphorus fertilizer different levels and phosphorus solubilizing bacteria p.fluorescens on quantitative and qualitative forage yield of two fall barley cultivars, an experiment carried out at research farm of college of agriculture of university of tehran during 2009-2010. the experiment design consisted of three randomized complete blocks in a facto...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

1. to determine whether difference in birth body mass influenced growth performance in pipistrellus kuhlii we studied a total of 12 captive-born neonates. bats were assigned to two body mass groups: light birth body mass (lbw: 0.89 ± 0.05, n=8) and heavy birth body mass (hbw: 1.35 ± 0.08, n=4). heavier body mass at birth was associated with rapid postnatal growth (body mass and forearm length) ...

Journal: :آب و خاک 0
عبدالوهاب سادات غلامرضا ثواقبی فرهاد رجالی محسن فرحبخش کاظم خاوازی مصطفی شیرمردی

abstract the objective of this study was to assess the effects of few arbuscular mycorrhizal fungi and plant growth promoting rhizobacteria on the growth and yield indices of two wheat varieties in a saline soil (ec=10/1 dsm-1). a factorial experiment with completely randomized design with four replications was conducted to investigate the effects of three levels of fungal inoculation (non inoc...

Journal: :international journal of advanced biological and biomedical research 2014
masoomeh rajabi hashjin mohammad hossein fotokian mostafa agahee sarbrzeh mohsen mohammadi daryush talei

genetic  diversity  is  the  basis  of  the  natural  evolution  of  plant  breeding  and  biological  system  are  important  components  of  sustainability. the aim of this study was to evaluate 116 genotypes of triticum turgidum from seven countries in terms of morphological traits. the results showed that high significant differences among the genotypes. the correlation between grain yield ...

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