نتایج جستجو برای: stem reserves remobilization and grain yield under either irrigated (ir) or non

تعداد نتایج: 17389897  

Journal: :علوم گیاهان زراعی ایران 0
علی احمدی عادل سی و سه مرده کاظم پوستینی محمد اسمعیل پورجهرمی

iran is widely drought prone, considering its semi-arid climate. eleven wheat cultivars differing in yield potential and drought resistance were employed to determine the possible relationship among grain filling rate and duration, stem reserves remobilization and grain yield under either irrigated (ir) or non-irrigated (nir) conditions at gerizeh research station in sanandaj for a duration of ...

جوانشیر, عزیز, راعی, یعقوب, سیدشریفی, رئوف , شکیبا, محمدرضا, قاسمی گلعذانی, کاظم, محمدی, سید ابوالقاسم,

In order to study yield component and determinate the contribution of stem reserves to corn yield under effect of different densities and interference periods of sorghum, a factorial experiment based on randomized complete block design with three replications was conducted in 2002 on the Research Farm of the Faculty of Agriculture Tabriz University. Experimental factors were sorghum interferenc...

ژورنال: علوم آب و خاک 2009
جوانشیر, عزیز, راعی, یعقوب, سیدشریفی, رئوف , شکیبا, محمدرضا, قاسمی گلعذانی, کاظم, محمدی, سید ابوالقاسم,

In order to study yield component and determinate the contribution of stem reserves to corn yield under effect of different densities and interference periods of sorghum, a factorial experiment based on randomized complete block design with three replications was conducted in 2002 on the Research Farm of the Faculty of Agriculture Tabriz University. Experimental factors were sorghum interferenc...

Journal: :علوم گیاهان زراعی ایران 0
حسین نوری دانشجوی کارشناسی ارشد پردیس کشاورزی و منابع طبیعی دانشگاه تهران علی احمدی استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران کاظم پوستینی استاد پردیس کشاورزی و منابع طبیعی دانشگاه تهران

wheat stem reserves can be an important contributor to grain particularly under decrease in the source strength through defoliation. the aim of this research was to study ability remobilization as important contribution on yield stability under drought conditions and to investigate their intrinsic compensatory mechanism in the wheat cultivars with different degrees of resource limitations under...

In order to evaluate the ability of wheat cultivars to accumulate reserves in the stem and remobilization of these reserves to seeds under heat stress resulting from delayed sowing and to investigate the effect of phosphate-solubilizing bacteria on this ability, this study was carried out as split factorial based on a complete randomized block design with three replications in Haftkol, Khuzesta...

Q.W Xue Y.H. Yang Y.P. Zhang Z.M Wang

The remobilization of water soluble carbohydrates (WSC) has an important role for grain yield. This study investigated the accumulation and remobilization of WSC in non-leaf organs (chaff, upper stem, and lower stem) and their contribution to grain yield, under different irrigation levels (rainfed, reduced irrigation, and full irrigation) and seeding rate treatments (450, 600 and 750 plants...

Mutant genetic materials are valuable tools for understanding the physiology of remobilization and could be useful in the breeding of drought tolerant varieties. Two advanced mutant lines of bread wheat (T-67-60 and T-65-7-1) along with their wild type (Tabasi Cv.) were planted at two moisture conditions (normal and 30-40% of field capacity) as a factorial experiment in format of completely ran...

Journal: :تولید گیاهان زراعی 0
ماهرخ شربتخواری دانشجوی دکتری گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان سراله گالشی استاد گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان زهرا سادات شبر استادیار پژوهشکده بیوتکنولوژی کشاورزی ایران، کرج افشین سلطانی استاد گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان بابک ناخدا استادیار پژوهشکده بیوتکنولوژی کشاورزی ایران، کرج

stem reserve remobilization is very important to keep the grain yield in wheat under terminal drought but the importance of this mechanism is unclear under terminal salinity. in this research stem reserve remobilization under terminal salinity were studied in greenhouse on four genotypes no14 and no49, different in remobilization, and bam as salt-tolerant and ghods as salt-sensitive cultivars. ...

Journal: :علوم گیاهان زراعی ایران 0
مهرانگیز پاپی دانشجوی سابق کارشناسی ارشد، گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج علی احمدی استاد گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حسین رضا رفیعی کارشناس گروه زراعت و اصلاح نباتات، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج

under condition of limited water supply, determination of minimum water requisite to keep potential yield should be considered as an important target. with this respect, a field experiment was conducted at research farm of university college of agriculture and natural resources, university of tehran, in 2012-2013, karaj, iran. the experiment was conducted in a split plot, based on randomized co...

Journal: :علوم گیاهان زراعی ایران 0
محسن جان محمدی علی احمدی کاظم پوستینی

the experiment was aimed at investigating the effects of defoliation (i. e. amanipulation of source size) at different times and with different intensities on yield, grain protein content and remobilization of dry matter from shoot to grain under various levels of soil moisture and nitrogen in winter wheat. two separate field experiments were conducted simultaneously under water stress vs irrig...

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