نتایج جستجو برای: stress and drought stress conditions

تعداد نتایج: 16971872  

Journal: :پژوهش های تولید گیاهی 0

in order to study stress tolerance indices and identifying tolerance genotypes to drought stress condition 16 genotypes of durum wheat were assessed in a randomized complete block design with four replications under two irrigated and rainfed conditions in the research station located in west of iran ilam in 2006- 2007. results showed that variation in among durum wheat genotypes under irrigated...

Journal: :چغندرقند 0
عبدالمجید خورشید عضو هیئت علمی موسسه تحقیقات چغندرقند محمود مصباح عضو هیئت علمی موسسه تحقیقات چغندرقند ذبیح اله رنجی عضو هیئت علمی موسسه تحقیقات چغندرقند رضا امیری دانشگاه تهران- پردیس ابوریحان محمدرضا فتحی کارشناس موسسه تحقیقات چغندرقند

saline and drought stress conditions are the most important factors in yield reduction of crops in the world. breeding of cultivars with high tolerance to these stresses and satisfactory yielding are considerable. the aim of this study was to compare the means of selected generations in saline and drought stress conditions in order to calculate response to selection. in this study two populatio...

Journal: :پژوهش های حبوبات ایران 0
مهدی پارسا علی گنجعلی عبدالله بیک خورمیزی

rapid germination is an important factor determining the final yield. the most important abiotic stress threatening lentils is drought and temperature. therefore, this study was performed with the aim of investigating effects various thermal treatments (5, 10, 15, 20, 25 and 30°c) and four levels of drought (0, -4, -8, -12 and -16 bar) on percentage and germination rate of lentil genotypes. a s...

ژورنال: علوم آب و خاک 2009
احمدی, علی, توکلی, افشین, جودی, مهدی, رنجبر, مجید,

The objective of this study was to evaluate some morphological characteristics associated with grain yield potential on 20 bread wheat cultivars under two irrigation and drought stress conditions. The experiments were conducted at Research Farm of Agriculture College, University of Tehran, Karaj during 2001-2003. Twenty bread wheat cultivars were planted as subplots within each irrigation main ...

احمدی, علی, توکلی, افشین, جودی, مهدی, رنجبر, مجید,

The objective of this study was to evaluate some morphological characteristics associated with grain yield potential on 20 bread wheat cultivars under two irrigation and drought stress conditions. The experiments were conducted at Research Farm of Agriculture College, University of Tehran, Karaj during 2001-2003. Twenty bread wheat cultivars were planted as subplots within each irrigation main ...

Journal: :علوم گیاهان زراعی ایران 0
نسرین زیلوئی دانشجوی دکتری اکولوژی گیاهان زراعی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج علی احمدی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج مهدی جودی استادیار، دانشکدة کشاورزی و منابع طبیعی مغان، دانشگاه محقق اردبیلی

proportionality of wheat cultivars growth patterns to the area’s agro climatic condition will improve crop production. the objective of this study was identifying the phenology of a wide range of wheat varieties in iran, as well as evaluating the relationship between phenology and drought stress tolerance under late season drought stress. in this experiment, 36 wheat genotypes were studied unde...

In order to identify drought stress tolerance in rapeseed, nine commercial rapeseed cultivars (Opera, Karaj1, Karaj2, Karaj3, Zarfam, Okapi, Talayeh, Licord and Modena) were evaluated under two conditions (normal and drought stress) in Kangavar region in the west Iran in 2014-2015 growing season. This research was carried out in a split plot experiment based on completely randomized design in f...

Journal: :علوم باغبانی 0
محسن محمودنیا میمند محمد فارسی سید حسن مرعشی پرویز عبادی

investigation of the cultivated tomato plant as a plant ideal system along with the drought resistant wild species can be useful to a better understanding of the mechanisms of drought resistance and improvement of tomato plants. to investigate the effect of drought stress on leaf relative water content (rwc), electrolyte leakage and photosynthetic parameters in four species of tomato (a cultiva...

Journal: :علوم گیاهان زراعی ایران 0
محمد مهدی مجیدی دانشیار، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان محسن جعفرزاده قهدریجانی دانشجوی سابق کارشناسی ارشد، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان فاطمه رشیدی دانشجوی سابق کارشناسی ارشد، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان آقافخر میرلوحی استاد، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان

abstract water deficit is a major problem for the successful production of agricultural products in iran. this research was conducted to evaluate drought tolerance indices and identifying drought tolerant cultivars of canola. twenty eight canola cultivars were sassed implementing complete block designs experiments in normal and drought stress conditions at isfahan university of technology resea...

Journal: :به نژادی نهال و بذر 0
عزت الله فرشادفر e. farshadfar college of agriculture, razi university, kermanshah, iran.دانشکده کشاورزی دانشگاه رازی، کرمانشاه جواد جوادی نیا j. javadinia

responses of twenty chickpea genotypes to drought stress were evaluated in the farm of college of agricultutre, razi university, kermanshah, iran in 2006-2007. the experiment was carried out in randomized complete block design with three replications under two water stress and non-stress conditions. the results showed significant differences among the genotypes for most of the traits. maximum y...

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