نتایج جستجو برای: 1 stress tolerance index

تعداد نتایج: 3471513  

Journal: :به نژادی گیاهان زراعی و باغی 0
زهراسادات طاهری پورفرد دانشجوی دکتری اصلاح نباتات، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران علی ایزدی دربندی دانشیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان دانشگاه تهران، پاکدشت، ایران حبیب اله قزوینی دانشیار، بخش غلات، مؤسسۀ تحقیقات و اصلاح نهال و بذر، کرج، ایران محسن ابراهیمی دانشیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان دانشگاه تهران، پاکدشت، ایران سید محمد مهدی مرتضویان استادیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان دانشگاه تهران، پاکدشت، ایران

abstract: evaluation of drought tolerance for 20 barley genotypes were conducted under normal irrigation and terminal stress condition by withholding irrigation at the time of 50% flowering. drought effect on grain yield and plant total mass traits was studied and eight of stress indices including stress tolerance index (sti), stress tolerance (tol), stress susceptibility index (ssi), mean prod...

In order to study of agronomic, physiological characteristics, drought tolerance and to identify  Agro-physiological traits associated with drought tolerance, 19 durum wheat genotypes consisting of 17 advanced breeding lines and two control cultivars (Saji and Zahab) were evaluated in a randomized complete blocks design with three replicated under both stress (rainfed condition) and non-stress ...

Hooman Razi, Massumeh Aliakbari Seyed Abdolreza Kazemeini

Drought is the most significant constraint for crop production in arid and semi-arid regions. In order to assess drought tolerance in fifteen rapeseed (Brassica napus) cultivars using yield-based drought tolerance indices, two experiments were conducted at the research station of College of Agriculture, Shiraz University, Shiraz, Iran during 2009-2010 growing season. The cultivars were...

In order to determine the most effective indices for quantifying drought tolerance and identify genotypes that are tolerant to water stress in bread wheat, 50 bread wheat genotypes were compared in a randomized complete block design with three replications under both the non-stress dry farming with two complementary irrigation and the water stress dry farming conditions in Khorramabad, Iran. An...

structure. So, it is possible to achieve the salinity-tolerant genotype in plants through creating changes in the genetic structure and breeding activities. Tomato is in the group of plants sensitive to salinity stress. Distinct studies have been explained different indicators for tolerance to salt stress in tomato. Identifying a reliable indicator in the early stages of plant growth under salt...

Akbar Shabani, Alireza Zebarjadi Moein Rezai Shahram Nakhjavan

Objective: In order to study genetic variation and effect of drought stress on grain yield and some morphological traits in chickpea, an experiment was conducted on 64 genotypes during 2013-2014 cropping season at deputy of Kermanshah Sararood Dry Land Agricultural Research Institute, located on the western part of Iran. Methods: The experimental design was a randomized lattice design with tow ...

Akbar Shabani, Alireza Zebarjadi Moein Rezai Shahram Nakhjavan

Objective: In order to study genetic variation and effect of drought stress on grain yield and some morphological traits in chickpea, an experiment was conducted on 64 genotypes during 2013-2014 cropping season at deputy of Kermanshah Sararood Dry Land Agricultural Research Institute, located on the western part of Iran. Methods: The experimental design was a randomized lattice design with tow ...

Journal: :به نژادی گیاهان زراعی و باغی 0
محمد ضابط استادیار، گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران علی رضا صمدزااه مربی گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه بیرجند، بیرجند، ایران

to study genetic diversity and drought tolerance in sesame genotypes, an experiment in a randomized complete block design with three replications in 2010-2011 was conducted at the agricultural research field, university of birjand under stress and non-stress conditions. the aim of this study was the testing of yield, tolerance index and bi-plot analysis. materials included genotypes birjand, kh...

Journal: :چغندرقند 0
رحیم محمدیان مرکز تحقیقات کشاورزی و منابع طبیعی خراسان سید یعقوب صادقیان مطهر هیئت علمی موسسه تحقیقات اصلاح و تهیه بذرچغندرقند محمد مقدم واحد دانشکده کشاورزی دانشگاه تبریز حمید رحیمیان دانشکده کشاورزی دانشگاه تهران

this study was conducted over a three-year period (1998, 1999 and 2000) to evaluate some drought tolerance indices and their relations with sugar yield in some sugar beet genotypes under early season drought and non-drought conditions. the experimental design was a split plot with a randomized complete block. the main plots consisted of two irrigation regimes: non-stress and water stress in ear...

Journal: :علوم گیاهان زراعی ایران 0
حمید رضا نیکخواه دانشجوی دکتری دانشگاه تهران و مربی پژوهشی مؤسسۀ تحقیقات اصلاح و تهیۀ نهال بذر ولی اله محمدی دانشیار، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج محمد رضا نقوی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حسن سلطانلو دانشیار، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

in order to investigate effective morpho-physiological traits related to salinity resistance, and their relationship with grain yield as well as study of salinity tolerance and susceptibility indices in 169 barley recombinant inbred lines, a  population of barley derived from a cross between arigashar and igri, this experiments were carried out using alpha lattice design with two replications d...

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