نتایج جستجو برای: selection for drought tolerance in bp

تعداد نتایج: 19581471  

2015
Jǖgang Wang Rong Zheng Shulan Bai Xiaomin Gao Min Liu Wei Yan

Prunus mongolica Maxim, which is widely established in the Gobi Desert, shows extreme tolerance to drought. However, there is a lack of available transcriptomic resources for this species related to its response to water deficiency. To investigate the mechanisms that allow P. mongolica to maintain growth in extremely arid environments, the response of P. mongolica seedlings to drought stress wa...

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...

Seyed Afshin Safavi Seyed Mehdi Safavi, Seyyed Saeid Pourdad

This study was conducted to determine drought tolerance genotypes with superiority in different stressed environments. To screening quantitative indices of drought tolerance, genotypes of safflower (Carthamus tinctorius L.) were tested in a complete randomized block design with three replications under two different water regimes (irrigated and rainfed). Significant positive correlatio...

Journal: :Journal of integrative plant biology 2009
Gang-Ping Hao Xiu-Hai Zhang Yong-Qin Wang Zhong-Yi Wu Cong-Lin Huang

Drought tolerance is a comprehensive quantitative trait that is being understood further at the molecular genetic level. Abscisic acid (ABA) is the main drought-induced hormone that regulates the expression of many genes related to drought responses. 9-cis-epoxycarotenoid dioxygenase (NCED3) is thought to be a key enzyme in ABA biosynthesis. In this paper, we measured the ABA content increase u...

Journal: :تولید گیاهان زراعی 0

breeding for environmental stress is one of the most important goals in plant breeding. among stresses, drought stress has high influencing on limitation of wheat production. so, in order to find the best drought tolerant genotypes, 24 genotypes were planted in three separate experiments in ardebil: one with optimum irrigation (control), another with water stress at pre-anthesis stage and the o...

Journal: :علوم گیاهان زراعی ایران 0
محمد زارع مهرجردی استادیار، مجتمع آموزش عالی شیروان عبدالرضا باقری استاد دانشکدۀ کشاورزی، دانشگاه فردوسی مشهد احمد رضا بهرامی استاد دانشکدۀ علوم، دانشگاه فردوسی مشهد جعفر نباتی استادیار پژوهشکدۀ علوم گیاهی، دانشگاه فردوسی مشهد علی معصومی استادیار، گروه کشاورزی، دانشگاه پیام نور

environmental stresses such as drought have important effects on plant growth and development. in order to evaluate the effect of drought tolerance, 12 chickpea genotypes were treated with drought stress in hydroponic condition in greenhouses. treatments were a control and two stress treatments -3 and -6 bar that was created with polyethylene glycol in hydroponic condition. two weeks after the ...

Journal: :Plant physiology 2015
Aurine Verkest Marina Byzova Cindy Martens Patrick Willems Tom Verwulgen Bram Slabbinck Debbie Rombaut Jan Van de Velde Klaas Vandepoele Evi Standaert Marrit Peeters Mieke Van Lijsebettens Frank Van Breusegem Marc De Block

To increase both the yield potential and stability of crops, integrated breeding strategies are used that have mostly a direct genetic basis, but the utility of epigenetics to improve complex traits is unclear. A better understanding of the status of the epigenome and its contribution to agronomic performance would help in developing approaches to incorporate the epigenetic component of complex...

Drought stress can play an important role in limiting crop productivity and disturbing different stages of plant growth especially at seed germination in arid and semiarid regions. Breeding for drought tolerance at germination stage can enhance the number of seedlings, resulting in a higher yield of grain in rapeseed. In this research 32 cultivars of rapeseed were evaluated for drought toleranc...

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