نتایج جستجو برای: grain germination and stem pruning

تعداد نتایج: 16905072  

2008
Paul J. Defoor Mike S. Brown Fred N. Owens

The mechanisms by which reconstitution increases rumen degradation of grain sorghum and relevant studies that have measured effects of reconstitution on growth performance by finishing cattle were reviewed. The growth performance data summarized indicate that reconstitution of sorghum improved feed efficiency by 15% when compared to dry-rolled sorghum with a 7.6% increase in rate of gain. Indiv...

Ahmad Moieni Ali Soroushzadeh Zahra Movahedi

Two different propagation procedures including aeroponics and soil systems were compared for the minitubers production in potato. The minitubers were evaluated for several quality characters. The plant materials were from three cultivars, Agria, Marfona and Savalan. The plantlets were grown in aeroponics and soil production systems at a plant density of 100 plants per m-2 and stem length, root ...

دانشمند, فاطمه, روین, محمدجواد, مومنی, نغمه, کرامت, بتول ,

Abstract: Two experiments were conducted to study the impact of salt stress and salicylic acid (SA) on seed germination and plant growth of maize (SC704) under field conditions in the city of Kerman in 2010. For germination experiment, SA seed pretreatments included control, water soaked, SA soaked in 0.1 and 0.2 mM for 24 hours and salt treatment included control, 40 and 80 mM NaCl. All see...

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...

Journal: :journal of plant physiology & breeding 2012
zahra movahedi ahmad moieni ali soroushzadeh

two different propagation procedures including aeroponics and soil systems were compared for the minitubers production in potato. the minitubers were evaluated for several quality characters. the plant materials were from three cultivars, agria, marfona and savalan. the plantlets were grown in aeroponics and soil production systems at a plant density of 100 plants per m-2 and stem length, root ...

Journal: :پژوهش های زراعی ایران 0

in order to study the sink-source physiological relationship, current photosynthesis, contribution and remobilization of assimilates to grain yield in wheat and triticale genotypes, a field experiment was conducted in iran, ahvaz area on 2003-4. treatments were two bread wheat (simareh and tawer), one durum wheat (showa) and two triticale (juvanillo92 and line 45) genotypes. grain weight change...

Journal: :زراعت دیم ایران 0
ابولفضل فرجی مرکز تحقیقات کشاورزی و منابع طبیعی گلستان

to study the effect of sowing date and supplemental irrigation on grain yield and distribution and remobilization of phosphorus in canola (brassica napus), this experiment was carried out in 2 years (2005-07) in research station of gonbad. the study was carried out in two types of irrigation treatments (rainfed, supplemental). both experiments were carried out in randomized complete block desig...

2014
Feng Han Chuncheng Zuo Wenfu Wu Junxing Li Zhe Liu Zhonghua Wu

Drying plays an important role in the postharvesting process of grain. To ensure the quality of the dried grain and improve the intelligent level in drying process, a digital simulation of corn drying machine system based on a virtual instrument was established for 5HSZ dryer, automatically control the air temperature, and predict the discharging speed of grain and so forth. Finally, an online ...

Journal: :علوم گیاهان زراعی ایران 0
پری طوسی کهل دانشجوی سابق کارشناسی ارشد دانشکده کشاورزی دانشگاه گیلان مسعود اصفهانی دانشیار دانشکده کشاورزی دانشگاه گیلان محمد ربیعی پژوهشگر مؤسسه تحقیقات برنج کشور بابک ربیعی دانشیار دانشکده کشاورزی دانشگاه گیلان

the effect of concentration and time of supplementary nitrogen fertilizer spray application on grain yield and nitrogen use efficiency in rapeseed (hyola401) as a second crop in paddy fields were evaluated in a field experiment conducted in randomized complete block design with 3 replications at rice research institute of iran (rasht) in 2008. in this experiment two factors, concentration of so...

2015
Kun Dong Shoumin Zhen Zhiwei Cheng Hui Cao Pei Ge Yueming Yan

Wheat (Triticum aestivum L.) is one of the oldest cultivated crops and the second most important food crop in the world. Seed germination is the key developmental process in plant growth and development, and poor germination directly affects plant growth and subsequent grain yield. In this study, we performed the first dynamic proteome analysis of wheat seed germination using a two-dimensional ...

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