نتایج جستجو برای: biological yield and root to shoot ratio

تعداد نتایج: 18355411  

Journal: :بوم شناسی کشاورزی 0
حمیدرضا خزاعی احمد نظامی کوروش شجاعی نوفرست

a study was conducted to evaluate the effects of moisture limitation on yield and dry matter distribution between shoot and root of triticale genotypes. this study was performed using a factorial experiment based on completely randomized design with four replications, in agricultural college of ferdowsi university of mashhad greenhouse during 2009. treatments were two available soil water inclu...

Journal: :Journal of experimental botany 2016
P W Hendriks J A Kirkegaard J M Lilley P J Gregory G J Rebetzke

Genetic modification of shoot and root morphology has potential to improve water and nutrient uptake of wheat crops in rainfed environments. Near-isogenic lines (NILs) varying for a tillering inhibition (tin) gene and representing multiple genetic backgrounds were phenotyped in contrasting, controlled environments for shoot and root growth. Leaf area, shoot and root biomass were similar until t...

Journal: :تحقیقات آب و خاک ایران 0
نصرت اله نجفی منصور پارسازاده سیدجلال طباطبائی شاهین اوستان

to study the effect of nitrogen form and ph of nutrient solution on the uptake and concentration of fe, zn, cu and mn in roots and shoots of spinach plant, a factorial experiment was conducted with two factors including nutrient solution ph in three levels (4.5, 6.5 and 8.0) and nitrate to ammonium ratio of nutrient solution in five levels (100:0, 75:25, 50:50, 25:75 and 0:100). the experiment ...

Journal: :پژوهش های زراعی ایران 0
محمدبهزاد امیری پرویز رضوانی مقدم رضا قربانی جبار فلاحی رضا دیهیم فرد فرنوش فلاح پور

in order to investigate the effects of plant growth promoting bacteria on growth characteristic of wheat, an experiment was conducted at the research greenhouse, faculty of agriculture, ferdowsi university of mashhad, iran, in year 2009. a completely randomized design based on factorial arrangement (3×6) with three replications was used. the first factor consisted of three cultivars of wheat (c...

Journal: :علوم باغبانی 0
زهرا خاکشور مقدم مهرداد لاهوتی علی گنجعلی

abstract in order to study the effect of different water potential on anethum graveolens two experiments were conducted for germination and vegetative stages. this study was carried out as a factorial experiment based on completely randomized design with three replications. in the first experiment, response of dill seeds germination to levels of drought stress including to drought potentials ze...

قاسمی, سمیه, نعمتی, نیره,

This study was aimed to evaluate the possibility of using enriched vermicompost with salt-tolerant strains of Streptomyces as a bio-fertilizer in growth and nutrition of cucumber under salinty stress. For this purpose, a pot experiment was set up in a completely randomized factorial design with three replications. Treatments included different salinity levels (0, 30, 60 and 90 mM sodium chlorid...

اصغری, علی, رسول­ زاده, علی, سفالیان, امید, طهماسب عالی, مریم, محمددوست چمن­ آباد, حمیدرضا,

Basically, the most important limiting factor in plant growth is the lack of water. More lands in Iran are located in arid and semi-arid region and so identifying of ghenotype that can produce acceptable yield under drought conditions is essential. In order to identification of drought stress tolerant varieties, 20 wheat cultivars were evaluated at three stress levels (control, -0.6 and -1.2 MP...

سرخی لله لو, فرشاد, جوانشیر, عزیز , دباغ محمدی نسب, عادل ,

A pot experiment was designed to investigate the effects of full, above and below ground interactions of wheat with wild oat on leaf characteristics and root to shoot ratio. This experiment was conducted as a factorial based on randomized complete design with four replications. The treatments included four interference levels (above ground, below ground, above and below ground and check wheat a...

Journal: :چغندرقند 0
سعید واحدی اعضاء هیأت علمی مؤسسه تحقیقات چغندرقند

to determine the most important traits affecting root yield and sugar content in monogerm germplasm of sugar beet, 75 monogerm f1 hybrids were evaluated in three separate experments conducted in randomized complete block desing (rcb) with four replications at abdo–al–rasoul research farm, karaj in 2004. root yield, root length, root diameter, crown height, crown diameter, sugar content, α–amino...

ژورنال: علوم آب و خاک 2008
سرخی لله لو, فرشاد, جوانشیر, عزیز , دباغ محمدی نسب, عادل ,

A pot experiment was designed to investigate the effects of full, above and below ground interactions of wheat with wild oat on leaf characteristics and root to shoot ratio. This experiment was conducted as a factorial based on randomized complete design with four replications. The treatments included four interference levels (above ground, below ground, above and below ground and check wheat a...

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