نتایج جستجو برای: water deficit stress

تعداد نتایج: 1016493  

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2005
Sunghun Park Jisheng Li Jon K Pittman Gerald A Berkowitz Haibing Yang Soledad Undurraga Jay Morris Kendal D Hirschi Roberto A Gaxiola

Engineering drought -resistant crop plants is a critically important objective. Overexpression of the vacuolar H(+)-pyrophosphatase (H(+)-PPase) AVP1 in the model plant Arabidopsis thaliana results in enhanced performance under soil water deficits. Recent work demonstrates that AVP1 plays an important role in root development through the facilitation of auxin fluxes. With the objective of impro...

Journal: :علوم گیاهان زراعی ایران 0
بهمن پاسبان اسلام

expansion of oilseeds cultivation plays an important role in provision of the required edible oils for a country's population. iran is one of the origins safflower as a drought and salt tolerant crop, and therefore, it can be counted on as a suitable alternative crop for cultivation in marginal areas. the aims followed in the present research were on evaluation and selection of late season...

Journal: :علوم گیاهان زراعی ایران 0
جواد نوری پور سی سخت دانشجوی کارشناسی ارشد دانشکده کشاورزی دانشگاه صنعتی اصفهان پرویز احسان زاده دانشیار دانشکده کشاورزی دانشگاه صنعتی اصفهان

water deficit stress is the most important environmental constraint for growth, yield and productivity of crops, including the oil seed crops. this study was aimed at studying the influence of differing irrigation régimes on growth, chlorophyll , proline and some antioxidants content along with grain yield, yield components and oil content of sesame genotypes using a 4-replicate split plot rand...

ژورنال: علوم آب و خاک 2019

Water stress is one of the most important factors limiting the growth and production of crops in arid and semi-arid regions. To evaluate the effect of mycorrhizal fungi species on the growth and yield (quantity and quality) of Onobrychis sativa under water deficit condition, a greenhouse factorial experiment based on completely randomized design (CRD) with three replications was conducted in 20...

Journal: :بوم شناسی کشاورزی 0
بی بی الهه موسوی فر محمدعلی بهدانی مجید جامی الاحمدی محمد سعید حسینی بجد

deficit of oil seeds and high volume of oil imports in iran, and limitation of water sources against production of many oil seed crops, demonstrate the importance of detection tolerant species and cultivars for stressful conditions and their most sensitive growth stages to saline stress. in order to study response of spring safflowers (carthamus tinctorius l.) genotypes to disruption irrigation...

Journal: :Annals of botany 2007
Chongyi Xu Ruilian Jing Xinguo Mao Xiaoyun Jia Xiaoping Chang

BACKGROUND AND AIMS Multiple copies of genes encoding the catalytic subunit (c) of protein phosphatase 2A (PP2A) are commonly found in plants. For some of these genes, expression is up-regulated under water stress. The aim of this study was to investigate expression and characterization of TaPP2Ac-1 from Triticum aestivum, and to evaluate the effects of TaPP2Ac-1 on Nicotiana benthamiana in res...

Journal: :به زراعی کشاورزی 0
سعیده ملکی فراهانی استادیار، گروه زراعت و اصلاح نباتات، دانشکده کشاورزی، دانشگاه شاهد، تهران ـ ایران داریوش مظاهری استاد، گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج ـ ایران محمدرضا چائی چی استاد، گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج ـ ایران

to evaluate the effects of fertilizing and deficit irrigation regimes on some chemical properties of soil and plant, an experiment was conducted during 2007 and 2008 growing seasons. experimental design was a split plot based on a randomized complete block design with four replications. the treatments consisted of three deficit irrigation regimes (main plots) and six soil fertilizing systems (s...

One of ways to cope the drought stress is using tolerant plant and water preservative materials in the soil such as zeolite. Hemp is one of drug and oilseed plants.To evaluate the effect of zeolite in the modulation of deficit irrigation stress and improve the function and growth indices of Hemp, an experiment was conducted as split plot in a randomized completely block design with three replic...

اله دادی, ایرج, اکبری, غلام علی , شیرانی راد, امیرحسین, غیاثوند غیاثی, امان , نعیمی, معصومه ,

In order to evaluation of zeolite and nitrogen fertilizer application effect on agronomic and physilogical traits of rapeseed (cv RGS003) under water deficit stress conditions, an experiment was conducted in factorial based on randomized complete block design with three replications during 2010 in Qazvin region, Iran. In the where, the two levels of irrigation factor as the normal irrigation (i...

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