نتایج جستجو برای: improve plant growth under salinity stress condition.

تعداد نتایج: 3079790  

The objective of this paper was to study the effects of two strains of isolated plant growth-promoting rhizobacteria (PGPR) on physiological and biochemical changes of wheat leaves under salinity conditions. The sterilized seeds were soaked in distilled water (control) and Nutrient Broth liquid medium of Enterobacter cloacae and Bacillus cereus (inoculated treatment) for 2 hours. After 10 days ...

Journal: :پژوهش های تولید گیاهی 0
امید یونسی علی مرادی

in order to study the effects of growth promoting bacteria (gpr) and mycorrhizal fungi on seedling emergence, establishment and growth of two ecotypes alfalfa under salinity stress condition, an experiment was conducted in greenhouse of college of agriculture and natural resources, university of tehran in summer 2011. the experiment was arranged as a factorial with three replications. experimen...

Journal: :به زراعی کشاورزی 0
امید یونسی دانشجوی دکتری، گروه زراعت و اصلاح نباتات، دانشکده علوم و مهندسی زراعی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج کاظم پوستینی استاد، گروه زراعت و اصلاح نباتات، دانشکده دانشکده علوم و مهندسی زراعی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج محمدرضا چایچی دانشیار، گروه زراعت و اصلاح نباتات، دانشکده دانشکده علوم و مهندسی زراعی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج احمد علی پوربابایی استادیار، گروه مهندسی علوم خاک، دانشکده مهندسی و فناوری کشاورزی، دانشگاه تهران، کرج

in order to study the effects of seed-bacterial priming (inoculation) on germination and early growth of alfalfa under salinity stress conditions, an experiment was conducted at seed research laboratory and greenhouse of college of agriculture, university of tehran in karaj (iran) in 2011. the experiment was arranged as a factorial in completely randomized design (crd) with three replications. ...

Journal: :پژوهش های حبوبات ایران 0
علی گنجعلی پروانه ابریشم چی مریم شوریابی

introduction salinity has various effects on plant growth by affecting physiological processes. the decline in plant productivity under saline condition, frequently linked with the reduction of photosynthetic capability. it has been reported that efficiency of psii photochemistry (fv/fm) of numerous plant species have been decreased due to salt stress studies have shown that salicylic acid (sa...

Journal: :مدیریت خاک و تولید پایدار 0
علی انصوری فارغ التحصیل حسن شهقلی فارغ التحصیل حسن مکاریان عضو هیات علمی علیرضا فلاح نصرت آباد عضو هیات علمی

the plant promoting bacteria as biological fertilizers play an important role in increasing productivity and improving plant growth in stress condition. in order to evaluate the ability of plant promoting bacteria rhizobacteria on germination and growth of corn under salinity conditions, a pot experiment was conducted in factorial based on randomized complete block design with three replication...

Salinity is one of the most important environmental stresses which affect the growth of plants. Most of the plants are sensitive to salt stress at the seedling stage, so the growth of them in salt-water accompanies with problems. Various agronomic and physiological practices (treatments) are applied to minimize the adverse effects of salinity on plant growth and using of plant growth regulator ...

Journal: :پژوهش های زراعی ایران 0
فاطمه سلیمی فرید شکاری جواد حمزه ئی

jasmonate is new plant growth regulator that plays an essential role at increasing plants resistance to the environmental stresses like salinity stress. hence, in this research the effect of foliar application of methyl jasmonate on some physiological indices and yield of german chamomile under salinity conditions was studied. a factorial experiment was laid out based on randomized complete blo...

Journal: :فصلنامه علمی اکوفیزیولوژی گیاهان زراعی 0

basil (ocimum basilicum l.) belongs to the lamiaceae family as a medicinal plant used in traditional medicine in iran. the purpose of this test is to evaluate the effect of nano fe-chelate under salinity levels on the plant physiology and morphology characteristics. in this experiment  investigated the effect of nano fe-chelate and salinity stress on growth parameters, photosynthetic leaves rat...

Journal: :journal of agricultural science and technology 2012
f. ghasem k. poustini h. besharati v. mohammadi f. abooei mehrizi

salinity is among important soil stresses adversely affecting the process of nitrogen (n) fixation in leguminous plants in different parts of the world. it has been indicated that salinity can inhibit the early stages of nodulation process between bacterium and the host plant including the exchange of signal molecules (nod gene inducers). there has not been any research regarding the effects of...

Methyl jasmonate and Epi-brassinolide as plant growth regulators have significant biological effects on plant growth, including increased tolerance to salt stress in plants. In this study, the effects of salinity stress and its interaction with methyl jasmonate and Epi-brassinolide on chlorophyll concentration, rate of photosynthesis, transpiration, stomatal conductance and resistance and chlor...

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