نتایج جستجو برای: in order to increase drought tolerance in bread wheat

تعداد نتایج: 18693846  

Journal: :International Journal of Life-Sciences Scientific Research 2016

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

run-out-table (rot) is located between last finishing stand and down coiler in a hot strip mill. as the hot steel strip passes from rot, water jets impact on it from top and bottom and strip temperature decreases approximately from 800-950 °c to 500-750°c. the temperature history that strip experience while passing through rot affects significantly the metallurgical and mechanical properties, s...

Journal: :مدیریت آب و آبیاری 0
پروانه عسگری نیا دانشجوی دکتری گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران آقا فخر میرلوحی استاد گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران قدرت الله سعیدی استاد گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران مهدی قیصری استادیار گروه مهندسی آب، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان، اصفهان، ایران علی اکبر محمدی میریک استادیار گروه زراعت و اصلاح نباتات، دانشکدۀ کشاورزی، دانشگاه ولیعصر رفسنجان، رفسنجان، ایران وحیده سادات رضوی کارشناس ارشد گروه زراعت و اصلاح نباتات، دانشگاه صنعتی اصفهان، اصفهان، ایران

the selection of high yielding and stress tolerance plant genotypes with the highest water use efficiency and productivity is one of the most important tools for field water management in arid and semi-arid regions. this study was conducted to identify drought tolerant flax families with the highest irrigation water productivity (iwp) among a population of 119 f3 families derived from a cross b...

Journal: :crop breeding journal 2012
r. mohammadi b. heidari r. haghparast

knowledge of traits associated with drought tolerance would be useful for developing breeding materials fortarget environments. to study these traits, 119 spring durum wheat breeding lines (bls) from the international maize and wheat improvement center (cimmyt) were evaluated along with local checks (one modern cultivar and three landraces) in three experiments under terminal and non-terminal d...

Journal: :Journal of experimental botany 2010
Delphine Fleury Stephen Jefferies Haydn Kuchel Peter Langridge

Tolerance to drought is a quantitative trait, with a complex phenotype, often confounded by plant phenology. Breeding for drought tolerance is further complicated since several types of abiotic stress, such as high temperatures, high irradiance, and nutrient toxicities or deficiencies can challenge crop plants simultaneously. Although marker-assisted selection is now widely deployed in wheat, i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1393

this thesis attempts to measure learning styles, self efficacy and intrinsic motivation as predictors of iranian ielts reading comprehension. in order to address this issue, a quantitative study was conducted on some randomly selected intact students at ferdowsi university. these two groups were assigned as they were undergraduate (ba=91) and graduate (ma =74) students; they were all aged betwe...

Drought stress is one of the most important environmental stresses that have limited the production of wheat, especially in arid and semi-arid regions of the world. To recognize drought tolerant rain-fed wheat genotypes and to determine the best tolerance/susceptibility indices, a study was conducted at the Agricultural Research Station of Miandoab for two cropping years (2013-15). The experime...

A. Mostafaie A. Najaphy K. Moradpour, S. Mansoorifar

Drought is one of the most important factors limiting crop yields around the world. Drought stress in plants, the change (increase or decrease) in the production of plant proteins. This research was carried out using bread wheat genotypes. For evaluation of leaf protein pattern in wheat, 10 genotypes were assayed with 3 replications under irrigated (non-stress) and rain-fed (stress) conditions....

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1389

the purpose of this study is to investigate the relationships between teachers’ immediacy behaviors and iranian students’ willingness to talk in english classes. analysis of the results from willingness to talk scale represents a relatively high level of willingness to talk in english classrooms among iranian language learners. the total mean score of students’ willingness to talk was 66.3 ou...

پایان نامه :دانشگاه تربیت معلم - سبزوار - دانشکده ادبیات و علوم انسانی 1391

abstract this study evaluates the iranian pre-university english textbook in terms of needs, objectives, content, and methodology. the study was designed on the qualitative- quantitative survey basis using interviews and questionnaires, a researcher-made textbook evaluation checklist and a needs analysis questionnaire. the textbook evaluation questionnaire was used in this study to elicit the ...

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