نتایج جستجو برای: reduced stress effects and improved traits as rwc

تعداد نتایج: 17674656  

Journal: Desert 2018
A.R. Kiani F. Ghanbari M.R. Abdollahi S.S. Moosavi,

     Improved drought-tolerant maize hybrids would significantly reduce water consumption and increase yield in arid environments. Our knowledge about genetic parameters is very essential before starting a successful breeding program. The present research was carried out throughout three successive years between 2013-15 to reveal the pattern of inheritance in yield, yield-components and related...

Journal: :پژوهش های زراعی ایران 0
شیوا اکبری محمد کافی شهرام رضوان بیدختی

introduction drought stress is the most important growth limiting factor for crop production. sugar accumulation under drought stress strengthens and stabilizes cell membranes and maintains the water absorption and turgid property. under stress conditions, proline will also maintain the turgor pressure and decreased the damages caused to plant membrane. although proline concentrations may have ...

Journal: :علوم گیاهان زراعی ایران 0
زهرا شیرکوند دانشجوی سابق کارشناسی ارشد پردیس ابوریحان دانشگاه تهران محسن ابراهیمی استادیار پردیس ابوریحان دانشگاه تهران محمدرضا بی همتا استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران رضا امیری دانشیار پردیس ابوریحان دانشگاه تهران گودرز نجفیان دانشیار پژوهشی موسسه تهیه و اصلاح نهال و بذر حسین علی رامشینی استادیار پردیس ابوریحان دانشگاه تهران

drought stress is one of the most important environmental stresses that affect yield of bread wheat strongly. considering that the yield achieved with the interaction of a large number of plant traits and environment, so the morphological and agronomical traits, can serve as selection criteria under environmental conditions. by genetic analysis and estimation of inheritance and mode of gene act...

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...

Nickel is  an essential microelement for plant growth, but upper levels of this element serve as heavy metal  which create toxic effects on plants and human. Application of mineral nutrition is a useful strategy for overcoming of this serious problem.  In order to investigate the effects silicon nutrition on growth and physiology indices of basil (Ocimum basilicum L.) under nicke...

A. Arunyanark A. Patanothai, C. Akkasaeng C.C. Holbrook N. Vorasoot S. Jogloy, S. Pimratch S. Wongkaew T. Kesmala

Traits related to nitrogen fixation may be used as indirect selection criteria foraflatoxin resistance in peanut. The aim of this study was to investigate therelationship between N2 fixation traits and aflatoxin contamination in peanut underdifferent drought conditions. Eleven peanut genotypes were evaluated under threewater regimes for two seasons in the field. Data were observed on kernel inf...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1389

in this project, some new polyaspartimides, (pas)s, have been synthesized form michael addition reaction between new synthetic bismaleimide (bmi) and some aromatic diamines. a characteristic property of this polyaspartimides is a pendent carboxylic group, which introduced to these polymers from new bismaleimide. bismaleimides (bmi) is one of the interesting compounds, which can be self-polymeri...

To decrease adverse effects of water deficit is foliar application with chemical agents such as silicon. However, there is low information on the influence of silicon on alfalfa under drought stress conditions. Thus, the current study was conducted to assessment the effect of different silicon concentrations (0, 1 and 2 mili Molar concentration) on alfalfa growth trend and biochemical traits, w...

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...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

growing demands and requires of high data rate systems cause significant increase of high frequency systems for wideband communication applications. as mixers are one of the main blocks of each receivers and its performance has great impact on receiver’s performance; in this thesis, a new solution for ku-band (12-18 ghz) mixer design in tsmc 0.18 µm is presented. this mixer has high linearity a...

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