نتایج جستجو برای: drought conditions 20 c and 6 bar

تعداد نتایج: 17230521  

Journal: :علوم گیاهان زراعی ایران 0
محمد زارع مهرجردی استادیار، مجتمع آموزش عالی شیروان عبدالرضا باقری استاد دانشکدۀ کشاورزی، دانشگاه فردوسی مشهد احمد رضا بهرامی استاد دانشکدۀ علوم، دانشگاه فردوسی مشهد جعفر نباتی استادیار پژوهشکدۀ علوم گیاهی، دانشگاه فردوسی مشهد علی معصومی استادیار، گروه کشاورزی، دانشگاه پیام نور

environmental stresses such as drought have important effects on plant growth and development. in order to evaluate the effect of drought tolerance, 12 chickpea genotypes were treated with drought stress in hydroponic condition in greenhouses. treatments were a control and two stress treatments -3 and -6 bar that was created with polyethylene glycol in hydroponic condition. two weeks after the ...

Fahime Moloudi Hamidreza Sadeghipour Hassan Soltanloo Saeid Navabpour Seyedeh Sanaz Ramazanpour

Drought stress is one of the serious problems that restricted agronomic plant production worldwide. In molecular level, the harmful effect of drought stress is mostly caused by producing of large amount of reactive oxygen species (ROS). Catalase and Metallothionein genes have a crucial role to mope the hydrogen peroxide (H2O2) resulting reducing oxidative damage. In this research the gene expre...

2009
M. M. Heikal

Environmental stress, especially drought stress, can play an important role in the reduction of the plant growth stage, specifically duringgermination in arid and semi arid regions in Iran.. In order to study the effects of drought stress on germination indices in wheat cultivars, an experiment was conducted in factorial form, using a completely randomized design of four replications. In this e...

Journal: :journal of plant molecular breeding 2013
fahime moloudi saeid navabpour hassan soltanloo seyedeh sanaz ramazanpour hamidreza sadeghipour

drought stress is one of the serious problems that restricted agronomic plant production worldwide. inmolecular level, the harmful effect of drought stress is mostly caused by producing of large amount ofreactive oxygen species (ros). catalase and metallothionein genes have a crucial role to mope the hydrogenperoxide (h2o2) resulting reducing oxidative damage. in this research the gene expressi...

The seed pretreatment with salicylic acid has an important role in improving seed germination and increasing plant resistance to environmental stresses. This study was performed to investigate the effect of salicylic acid on seed germination of Milk thistle under salinity and drought stress. A factorial experiment was conducted in a completely randomized design with three replications. Treatmen...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1377

chapter one is devoted to a moderate discussion on preliminaries, according to our requirements. chapter two which is based on our work in (24) is devoted introducting weighted semigroups (s, w), and studying some famous function spaces on them, especially the relations between go (s, w) and other function speces are invesigated. in fact this chapter is a complement to (32). one of the main fea...

Farzad Paknejad M. Shojaei Poor Mehrdad Esfandiari, S.R. Hassanpour Avanji,

In order to study planting date impacts and ending season drought stress  on grain yield and  gaining weight  rate  and wheat filling period characteristics in new advanced bread wheat genotypes ,this research  is done by using plan statistical  of spilt plot  in form of complete random blocks basic  plot with 3 replications in both common separated irrigation  and ending season drought  stress...

Journal: :بوم شناسی کشاورزی 0
رستم یزدانی بیوکی پرویز رضوانی مقدم علیرضا کوچکی محمدبهزاد بهزاد امیری جبار فلاحی رضا دیهیم فرد

in order to study the effects of different levels of drought stress and plant growth promoting rhizobacteria on the germination indices of seeds harvested from wheat (tritium aestivum l.) cv. sayonz in the field treated with different levels of nitrogen, in controlled conditions, a factorial layout based on completely randomized design with three replications, was conducted. treatments included...

Journal: :پژوهش های زراعی ایران 0
کمال حاج محمدنیا قالی باف یحیی سلاح ورزی

drought and salinity are the most important limiting factors of plant growth and development in many regions of the world. in this regard, using of species that are able to have higher production in this condition is a suitable strategy. in order to study the effect of drought and salinity stresses on morphophysiological properties of kallar grass (leptochloa fusca l. kunth), a factorial experi...

Farzad Paknejad M. Shojaei Poor Mehrdad Esfandiari, S.R. Hassanpour Avanji,

In order to study planting date impacts and ending season drought stress  on grain yield and  gaining weight  rate  and wheat filling period characteristics in new advanced bread wheat genotypes ,this research  is done by using plan statistical  of spilt plot  in form of complete random blocks basic  plot with 3 replications in both common separated irrigation  and ending season drought  stress...

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