نتایج جستجو برای: stress conditions

تعداد نتایج: 1234867  

Journal: :پژوهش های تولید گیاهی 0

the effect of drought on the seed yield and some associated characteristics of common been under normal and drought stress conditions and determination of durable genotypes to drought were studied by planting 32 genotypes in two separate augmented designs in normal and stress conditions. these genotypes were evaluated in randomized complete block design with 3 replications in the field of facul...

Journal: :به زراعی کشاورزی 0
محسن ابراهیمی استادیار گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت محمد گلباشی دانشجوی دکتری گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج محمدرضا بی همتا استاد گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج عبدالهادی حسین زاده دانشیار گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج منیژه خیالپرست استادیار گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی، دانشگاه تهران، کرج

to study the phenotypic and genotypic diversity of some important agronomic traits associated with yield in white beans, 30 genotypes of white bean were evaluated using a randomized complete block design with four replications in two environments under water stress and non stress conditions. analysis of variance for most of the traits showed significant differences among genotypes, indicating t...

احمدیان, فریبا, هوشمند, سعدالله,

The aim of this study was to determine the drought tolerance control loci in growth stage in bread wheat. In this regards 99 doubled haploid lines with their parents were evaluated in a randomized complete block design with three replications in two drought stress levels. Genotypes mean square for all traits in two environments was significant. Thirty three SSR markers and 24 TRAP markers which...

Journal: :journal of genetic resources 2015
siros jahangiri danial kahrizi

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 گیاهان زراعی ایران 0
عادل سی و سه مرده استادیار دانشگاه کردستان حسین رنجبر بلخکانلو دانشجوی کارشناسی ارشد دانشگاه کردستان یوسف سهرابی استادیار دانشگاه کردستان بهمن بهرام نژاد استادیار دانشگاه کردستان

in order to investigate of the effects of water stress on seed yield and gas exchange and to evaluate the relationship between source and sink in sunflower azargol variety, a split-plot factorial field experiment was conducted in 2008. in this experiment, water stress (no irrigation from 30 days after sowing till ripening) and irrigation (irrigation at -3 bar soil water potential) were consider...

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...

Journal: :چغندرقند 0
عبدالمجید خورشید عضو هیئت علمی موسسه تحقیقات چغندرقند محمود مصباح هیئت علمی مؤسسه تحقیقات چغندرقند ذبیح اله رنجی هیئت علمی مؤسسه تحقیقات چغندرقند سعید واحدی کارشناس موسسه تحقیقات چغندرقند منصور مصباح هیئت علمی مؤسسه تحقیقات چغندرقند

phenotypic coefficient correlation is a relation criteria for traits. this coefficient can be used to differentiate insignificant traits of  varieties in selection programs. this survey was carried out with 10 breeding populations and susceptible controls in normal and stress conditions. the drought field was irrigated when plants reached wilting point. traits such as leaf length and width, pet...

Study of heritability, types of genes action and determination of effective breeding strategy to improve physiological and morphological traits especially under drought stress conditions are very important.  For such purpose, an experiment was carried out using the generations of the crosses between two pure lines (Kavir × Roshan) under drought stress and non-stress conditions based on randomiz...

Journal: :علوم گیاهان زراعی ایران 0
محمد مدرسی استادیار دانشکده کشاورزی دانشگاه خلیج فارس ساسان راستگو استادیار دانشکه کشاورزی دانشگاه خلیج فارس

climate changes due to global warming is affecting world agriculture adversely. heat stress due to global warming has turned to one of the most important factors reducing quantity and quality of plants production such as tomato. despite of wide cultivation of tomato and high temperature effects on its production, unfortunately; research in this area is scarce. this study was conducted to invest...

شیری, منوچهر , فرضی, عباس , کامرانی, مرتضی ,

In order to determine suitable drought tolerance indices and to identify drought tolerant wheat genotypes, an experiment was conducted at the experimental field of Ardabil Agricultural Research Station in 2010-11 cropping season. Thirty wheat genotypes were evaluated in a randomized complete block design with three replications under stress as well as non-stress conditions. Drought tolerance in...

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