نتایج جستجو برای: under drought stress conditions it decreased the grain yield significantly the number of spikes m

تعداد نتایج: 22995044  

Journal: :علوم گیاهان زراعی ایران 0
ساناز وزیری کارشناس ارشد، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات خوزستان احمد نادری دانشیار مرکز تحقیقات کشاورزی و منابع طبیعی خوزستان

one of the soil and water management practices in order to delay drought stress under water deficit condition; is superabsorbent application. in order to study the effect of  superabsorbent application on yield and yield components, two antioxidant enzymes activity and water relation of two canola hybrids under terminal drought stress condition, a research was carried out in ahvaz climate condi...

Journal: :international journal of advanced biological and biomedical research 2013
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 :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده برق و کامپیوتر 1392

abstract nowadaysphotovoltaic solar cells (pvs) areacknowledged the fastest growing energy technology in the word, however, they only account for only fraction of current global renewable energy capacity. it isrecognized that this incomplete market penetration has been largely a result of the technology’sexcessive cost. so researchers are trying to find innovative, economic way with theaim of ...

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...

دانش گیلوایی, مریم , ربیعی, بابک , سمیع زاده, حبیب اله ,

In order to determine the relations between different characteristics with grain yield of rice lines, an experiment carried out with 150 F8 recombinant inbred lines derived from a cross between two Iranian rice varieties Sepidroud (drought susceptible variety, male parent) and Gharib (drought tolerant variety, female parent) along with 6 varieties as check varieties based on Augment design usin...

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

one of the most important number sequences in mathematics is fibonacci sequence. fibonacci sequence except for mathematics is applied to other branches of science such as physics and arts. in fact, between anesthetics and this sequence there exists a wonderful relation. fibonacci sequence has an importance characteristic which is the golden number. in this thesis, the golden number is observed ...

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
حمید محمدی دانشجوی سابق دکتری پردیس کشاورزی و منابع طبیعی دانشگاه تهران علی احمدی دانشیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران فواد مرادی استادیار پژوهشکده بیوتکنولوژی کشاورزی کرج علیرضا عباسی استادیار پردیس کشاورزی و منابع طبیعی دانشگاه تهران کاظم پوستینی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران مهدی جودی استادیار دانشگاه محقق اردبیلی- دانشکده کشاورزی مغان فواد فاتحی

drought stress is one of the most important abiotic stresses which can affect the growth of a plant, thereby curbing crop yield. identification of effective morphological traits is the main aim of each breeding program. our objective was to identify agronomic traits associated with changes in grain yield of wheat under irrigated and drought conditions. to address this objective, grain yield and...

ژورنال: علوم آب و خاک 2008
دهقانیان, محسن , مدندوست, مهدی ,

In order to investigate the effect of zinc - chelate on drought tolerance of Azadi cross wheat, a randomized complete block design was conducted as split plot with three replicates in the Kherameh during 1383 - 1384. The main plot was four drought levels (control and drought stress in the stages of flowering, seed milk stage and two phases, together), and sub plot was zinc - chelate rates 0, 5,...

دهقانیان, محسن , مدندوست, مهدی ,

In order to investigate the effect of zinc - chelate on drought tolerance of Azadi cross wheat, a randomized complete block design was conducted as split plot with three replicates in the Kherameh during 1383 - 1384. The main plot was four drought levels (control and drought stress in the stages of flowering, seed milk stage and two phases, together), and sub plot was zinc - chelate rates 0, 5,...

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