نتایج جستجو برای: awn and seed shape

تعداد نتایج: 16860421  

Journal: :Journal of Ultrasound 2017

Journal: :مرتع و آبخیزداری 0
سپیده فاضلیان دانشجوی کارشناسی ارشد مرتع داری، دانشگاه شهرکرد پژمان طهماسبی استادیار گروه مرتع و آبخیزداری دانشکدة منابع طبیعی دانشگاه شهرکرد حمزه علی شیرمردی کارشناس ارشد پژوهش مرکز تحقیقات کشاورزی و منابع طبیعی استان چهارمحال و بختیاری اسماعیل اسدی دانشیار گروه مرتع و آبخیزداری دانشکده منابع طبیعی دانشگاه شهرکرد

endozoochory is one of the seed dispersal modes through animal’s digestive systems transmission and the increases rate germination and plant establishment. the aim of this study, investigated the relationship between seed characteristics and the passage through the digestive tract of livestock and domestic animals (cattle, sheep and goats) in the 7 species perennial grass 8 species perennial fo...

Journal: :Plant physiology 2010
Jozsef Stork Darby Harris Jonathan Griffiths Brian Williams Fred Beisson Yonghua Li-Beisson Venugopal Mendu George Haughn Seth Debolt

Herein, we sought to explore the contribution of cellulose biosynthesis to the shape and morphogenesis of hexagonal seed coat cells in Arabidopsis (Arabidopsis thaliana). Consistent with seed preferential expression of CELLULOSE SYNTHASE9 (CESA9), null mutations in CESA9 caused no change in cellulose content in leaves or stems, but caused a 25% reduction in seeds. Compositional studies of cesa9...

باقری, خالو, بی همتا, محمدرضا, زینالی, حسن, ضابط, محمد, طالعی, علیرضا, مردی, محسن,

To study general combining ability(GCA) and gene action for resistance to sunn pest(Eurygaster integriceps) six lines of bread wheat numbered 7214 ,6412,c-75-4,18,14,12 plus azadi variety werw crossed in a half-diallel system. Seven parents and twenty-one hybrids were evaluated in a randomized complete block design with 3 replication at Tehran University Research Station during the years 2005-2...

Journal: :Molecular ecology 2015
Xinshuai Qi Yan Liu Cynthia C Vigueira Nelson D Young Ana L Caicedo Yulin Jia David R Gealy Kenneth M Olsen

Many different crop species were selected for a common suite of 'domestication traits', which facilitates their use for studies of parallel evolution. Within domesticated rice (Oryza sativa), there has also been independent evolution of weedy strains from different cultivated varieties. This makes it possible to examine the genetic basis of parallel weed evolution and the extent to which this p...

Journal: :international journal of advanced biological and biomedical research 2014
sanaz kamali morad shaban

changes in seed dormancy were selected during the domestication of crop plants from wild-plant species, because some features of dormancy that provide ecological advantages presented agronomic disadvantages within a farmed system. seed dormancy varies widely among seed batches, even for seeds of the same genotype, indicating large environmental influences. for genetic studies, it is essential t...

Journal: :international journal of advanced biological and biomedical research 2013
morad shaban

this study was performed in order to evaluate the effects of irrigation and application of zn fertilizer on  seed storage proteins  in chickpea, azad cultivar. experiment was performed in an factorial using randomized complete block design with three replications. in this experiment, two factor consist of irrigation in three levels (i1= non irrigation and i2= irrigation in flowering stage), zn ...

Journal: :پژوهش های کاربردی زراعی (زراعت سابق) 0
غضنفر محمدی نیا عضو هیئت علمی دانشگاه، آزاد اسلامی، واحد یاسوج عبدالرضا نصیرزاده عضو هیئت علمی مرکز تحقیقات کشاورزی و منابع طبیعی فارس حسن نگهداری عضو هیئت علمی مرکز آموزش جهاد کشاورزی فارس

to determine the correlation between important traits with yield in barley through path analysis for selecting high yielding lines, three new lines of barley resistant to cold (c-81-13, c-81-11, c-81 -15), compared with valfajr (as control) were studied. this experiment was conducted in a randomized complete block design with three replications, during 2008 to 2010 in boyer ahmad city.a number ...

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