نتایج جستجو برای: assimilates to the grain higher harvest index under drought stress

تعداد نتایج: 17654018  

2011
Abdul Aziz Khakwani M. D. Dennett M. Munir

Plants of six wheat varieties (Damani, Hashim-8, Gomal-8, DN-73, Zam-04, and Dera-98) were grown under three water regimes i.e. 100% Field Capacity (FC), 35% FC and 25% FC. Results of this experiment showed highly significant difference among wheat varieties in all the studied traits and water stress conditions decreased them significantly. The superior variety Hashim-8 which indicated higher r...

Ali Soleymani, Mohammad Hadi Hemmati

In order to investigate the effects of drought stress on grain yield and its components, a study was carried out (2011) as split plots in randomized complete blocks design in Isfahan (32° 40'  N,51° 48' E). Main factor was drought stress in four levels including irrigation after 80, 100, 120, and 140 mm evaporation from evaporation pan (class A) and subplots were three cultivars (Sirena, Record...

Ezatollah Farshadfar, Mohammad Mehdi Poursiahbidi Seyed Mehdi Safavi

One of the possible ways to ensure future food needs of an increasing world population involves the better water use through the development of crop varieties which need less water and are more tolerant to drought. In order to study the response of twenty landraces of bread wheat to drought stress, an experiment was conducted in a randomized complete block design with three replications under t...

Ezatollah Farshadfar, Mohammad Mehdi Poursiahbidi Seyed Mehdi Safavi

One of the possible ways to ensure future food needs of an increasing world population involves the better water use through the development of crop varieties which need less water and are more tolerant to drought. In order to study the response of twenty landraces of bread wheat to drought stress, an experiment was conducted in a randomized complete block design with three replications under t...

Ezatollah Farshadfar, Mohammad Mehdi Poursiahbidi Seyed Mehdi Safavi

One of the possible ways to ensure future food needs of an increasing world population involves the better water use through the development of crop varieties which need less water and are more tolerant to drought. In order to study the response of twenty landraces of bread wheat to drought stress, an experiment was conducted in a randomized complete block design with three replications under t...

Journal: :علوم گیاهان زراعی ایران 0
مهدی جودی علی احمدی ولی اله محمدی علیرضا عباسی حمید محمدی محمد اسماعیل پور زینب بیات

wheat stem reserves can be an important contributor to grain filling particularly under drought conditions. knowledge concerning genetic variation in stem reserve could be empolyed to develop wheat genotypes more adapted to harsh environments. the aim of this research was to study the ability to store assimilates in stem and their re-mobilization to the grain in all the 81 iranian wheat cultiva...

Ezatollah Farshadfar, Mohammad Mehdi Poursiahbidi Seyed Mehdi Safavi

One of the possible ways to ensure future food needs of an increasing world population involves the better water use through the development of crop varieties which need less water and are more tolerant to drought. In order to study the response of twenty landraces of bread wheat to drought stress, an experiment was conducted in a randomized complete block design with three replications under t...

پایان نامه :0 1391

uncertainty in the financial market will be driven by underlying brownian motions, while the assets are assumed to be general stochastic processes adapted to the filtration of the brownian motions. the goal of this study is to calculate the accumulated wealth in order to optimize the expected terminal value using a suitable utility function. this thesis introduced the lim-wong’s benchmark fun...

Journal: :تولید گیاهان زراعی 0
زهرا تقی پور دانش آموخته کارشناسی ارشد، گروه اصلاح نباتات، دانشگاه محقق اردبیلی رسول اصغری ذکریا دانشیار گروه اصلاح نباتات، دانشگاه محقق اردبیلی ناصر زارع استادیار گروه اصلاح نباتات، دانشگاه محقق اردبیلی پریسا شیخ زاده مصدق استادیار گروه اصلاح نباتات، دانشگاه محقق اردبیلی

in order to evaluate drought tolerance of some aegilops triuncialis ecotypes a factorial experiment based on a completely randomized design was conducted under non-stress and drought stress (irrigation until 50% of heading) condition in the greenhouse of mohaghegh ardabili university in 2012. drought tolerance and susceptibility indices for grain yield were calculated and principal component an...

Among different environmental stresses, drought is of great importance that induces a highly negative effect on crop production. In order to evaluate drought tolerance in dryland wheat genotypes, 36 genotypes were studied in a randomized complete block design with three replications under rainfed (drought stress) and supplemental irrigation conditions during 2016–2017 growing season in Research...

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