نتایج جستجو برای: salinity stress

تعداد نتایج: 457285  

This study was performed to investigate interactions of different levels of vermicompost extract and salinity stress on germination characteristics of chickpea seedlings. The factorial experiment was conducted in completely randomized design with three replications. Concentrations of vermicompost extract (0, 5, 10 and 20 volumetric percentage) and salinity levels (0, 30, 60 and 90 mM NaCl). Res...

2010
A. S. Al-Khaliel

Arbuscular mycorrhiza is a mutualistic association between fungi and higher plants, and play a critical role in nutrient cycling and stress tolerance. However, much less is known about the mycorrhiza-mediated enhancement in growth and salinity tolerance of the peanuts (Arachis hypogaea L.) growing in the arid and semi-arid areas. Therefore, mycorrhizal status of Glomus mosseae in diverse salini...

Journal: :journal of rangeland science 2013
davoud akhzari, alireza ildoromi maryam dashti marvili

vetiver grass (vetiveria zizanioides) is known to be survived under the diversesoil and water conditions. in order to study the effects of salinity stress on the seedlinggrowth of the desired species, a completely randomized design was conducted with 3replications. seeds were sown in the salty-soil plots in the greenhouse. salinity levels werespecified as 4 control ones including 20, 30 and 40 ...

2016
Rohini Garg Rama Shankar Bijal Thakkar Himabindu Kudapa Lakshmanan Krishnamurthy Nitin Mantri Rajeev K. Varshney Sabhyata Bhatia Mukesh Jain

Drought and salinity are the major factors that limit chickpea production worldwide. We performed whole transcriptome analyses of chickpea genotypes to investigate the molecular basis of drought and salinity stress response/adaptation. Phenotypic analyses confirmed the contrasting responses of the chickpea genotypes to drought or salinity stress. RNA-seq of the roots of drought and salinity rel...

2013
P. SUREKHA RAO B. MISHRA S. R. GUPTA

Soil salinity and alkalinity adversely affects the productivity and grain quality of rice. The grain quality of 19 rice genotypes characterized as salt tolerant (T), semi-tolerant (ST) and sensitive (S) was assessed in lysimeters containing saline and highly alkaline soils. Head rice recovery was reduced by salinity stress whereas it was not affected by alkalinity stress. The ratio of length to...

Journal: :به زراعی کشاورزی 0
امید یونسی دکتری تخصصی فیزیولوژی گیاهان زراعی، گروه زراعت و اصلاح نباتات، دانشکده علوم و مهندسی کشاورزی، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، تهران - ایران علی مرادی استادیار، گروه زراعت و اصلاح نباتات، دانشکده کشاورزی، دانشگاه یاسوج، یاسوج - ایران

this study investigated the influence of inoculation with an arbuscular mycorrhizal fungus (amf), glomus mosseae (nicol & gerd.) on growth and antioxidant enzyme activities (sod, cat, gupx) in shoots and roots of wheat (triticum aestivum l.) affected by three different levels of salt stress. the experiment was arranged as a factorial in randomized complete block design (rcbd) with three replicat...

Journal: :Indian journal of experimental biology 2008
Wattana Pattanagul Maysaya Thitisaksakul

Rice seedlings cv. Khao Dawk Mali 105 (salt-sensitive), Luang Anan (moderately salt-tolerant) and Pokkali (salt-tolerant) were exposed to 0, 50, 100 and 150 mM NaCI for 9 d. Salinity stress caused reduction in leaf relative water contents in all cultivars. Shoot length of cv. Pokkali was least affected by salinity stress whereas increased root length in response to salinity stress was apparent ...

2010
Tariq Aftab Masroor A. Khan Mohd. Idrees M. Naeem Nadeem Hashmi

Salinity in soil and irrigation water is one of the major factors that limit crop productivity. The effects of salinity on growth, lipid peroxidation, the antioxidant defence system and changes in artemisinin content were studied in Artemisia annua L. Salinity treatments were established by adding 0, 50, 100, 150 and 200 mM of sodium chloride (NaCl) to the soil. Salt stress negatively affected ...

Journal: :پژوهش های زراعی ایران 0
حامد جوادی محمد جواد ثقه الاسلامی سید غلامرضا موسوی

to study the effect of salinity stress on seed germination and seedling growth of four medicinal plants, nigella sativa l., cannabis sativa l., trigonella foenum graecum and cynara scolymus l. an experiment was conducted in the botany laboratory of islamic azad university, birjand branch. a completely randomized design (crd) with 3 replications was used as separately for each species. treatment...

2015
Hana Zandkarimi Ali Ebadi Seyed Alireza Salami Houshang Alizade Niranjan Baisakh Girdhar K. Pandey

Expression patterns of four candidate AREB/ABF genes and four DREB/CBF genes were evaluated in leaf and root tissues of five grape varieties ('Qalati', 'Kaj Angoor', 'Sabz Angoor', 'Siahe Zarghan', 'Bidane Safid') with differential response to drought stress. Among the AREB/ABF genes, AREB1 and ABF2 showed up-regulation in response to drought stress in leaf and root tissues of all varieties whi...

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