نتایج جستجو برای: seed elements

تعداد نتایج: 351774  

Journal: :به زراعی کشاورزی 0
معرفت مصطفوی راد استادیار، بخش تحقیقات اصلاح و تهیة نهال و بذر، مرکز تحقیقات کشاورزی و منابع طبیعی استان گیلان، رشت، ایران اسماعیل جدیدی دانشجوی کارشناسی ارشد، گروه علوم و تکنولوژی تولید بذر، دانشکدة کشاورزی، دانشگاه آزاد اسلامی واحد آشتیان، آشتیان، ایران تقی بابایی مربی پژوهشی، بخش تحقیقات اصلاح و تهیة نهال و بذر، مرکز تحقیقات کشاورزی و منابع طبیعی استان مرکزی، اراک، ایران.

in order to evaluate the seed yield and qualitative traits and oil in some winter rapeseed (brassica napus l.) varieties as affected by micronutrient elements, this experiment was performed during 2011 - 2012 cropping seasons as split plot arrangement in randomized complete block design with three replications, in arak, iran. micronutrient fertilizers including of zero as check, fe, zn, mn, fe ...

2014
E. M. Abd El Lateef

Field trials were conducted in winter season in two sites located about 20km north east of Cairo; Gabal Asfar farm (fertile soil) and Berka site (virgin soil).The trials aimed to evaluate the impact of rapeseed irrigation methods with secondary treated wastewater on yield ,quality trace elements and heavy metal content. The results clearly showed that rapeseed crop was not suited to the virgin ...

Journal: :Phytopathology 2013
Mark E Hilf Kenneth R Sims Svetlana Y Folimonova Diann S Achor

'Candidatus Liberibacter asiaticus' is the bacterium implicated as a causal agent of the economically damaging disease of citrus called huanglongbing (HLB). Vertical transmission of the organism through seed to the seedling has not been demonstrated. Previous studies using real-time polymerase chain reaction assays indicated abundant bacterial 16S rRNA sequences in seed coats of citrus seed but...

2008
John Sorochan

Actively growing turfgrasses usually contain more than 75 percent water. Their “dry” matter holds 16 nutrient elements considered essential for survival, flowering and/or seed production. Turfgrasses receive three of these, carbon (C), hydrogen (H) and oxygen (O), from carbon dioxide in the air and from water. The remaining essential elements are minerals, most often supplied by the soil. Healt...

1994
Gary R. Holtom Robert A. Crowell X. Sunney Xie

An ultrafast laser system for the chemically important 3-mm spectral region has been constructed by means of noncritically phased-matched KTiOPO4 optical parametric gain elements. An optical parametric oscillator, synchronously pumped by a mode-locked Ti:sapphire oscillator, generates high-quality seed pulses for an optical parametric amplifier. The optical parametric amplifier, pumped by a hig...

J. Salimi, K. Moosavi, S.Vatankhah,

ABSTRACT  BACKGROUND: PIXE (Particle Induced X-Ray Emission) is a suitable method for the analysis of biological samples in which heavy trace elements are contained in light matrix elements. It is very important to know which factors or probably elements act as initial seed and lead to growing the sands. The goal of this study was to compare the relative values of Fe/K, Cu/K and Zn/K for gallst...

Journal: :علوم باغبانی 0
اسماعیل رضائی چیانه سعید زهتاب سلماسی علیرضا پیرزاد امیر رحیمی

although micronutrients effect on growth and yield of different plants has been intensively investigated, but there is limited information on its effect on grain yield and seed oil content of pot marigold) calendula officinalis l.). in order to investigate the effects of micronutrients (fe, zn and mn) spraying on yield and yield components and seed oil of pot marigold, a field experiment was co...

2009
Ziqi Zhang José Iria

Gazetteers or entity dictionaries are important knowledge resources for solving a wide range of NLP problems, such as entity extraction. We introduce a novel method to automatically generate gazetteers from seed lists using an external knowledge resource, the Wikipedia. Unlike previous methods, our method exploits the rich content and various structural elements of Wikipedia, and does not rely ...

Journal: :به نژادی گیاهان زراعی و باغی 0
معرفت مصطفوی راد استادیار مرکز تحقیقات کشاورزی و منابع طبیعی استان گیلان – رشت، ایران مجید آزادمرزآبادی کارشناس ارشد زراعت مرکز تحقیقات کشاورزی و منابع طبیعی استان مرکزی، اراک - ایران سکینه فرجی کارشناس ارشد باغبانی مرکز تحقیقات کشاورزی و منابع طبیعی استان مرکزی، اراک - ایران

in order to compare yield and agronomic characteristics of 38 new winter rapessed (brassica napus l.) cultivars along with okapi as check, a field experiment was carried out based on randomized complete block design during 2009-10 cropping season with three. rapeseed cultivars showed significant differences for all traits at 1 percent probability level. in this research, es betty, nk karibik, n...

Journal: :Theor. Comput. Sci. 2008
Michelangelo Bucci Aldo de Luca Alessandro De Luca Luca Q. Zamboni

In this paper we study some classes of infinite words generalizing episturmian words, and analyse the relations occurring among such classes. In each case, the reversal operator R is replaced by an arbitrary involutory antimorphism θ of the free monoid A. In particular, we define the class of θ-words with seed, whose “standard” elements (θ-standard words with seed) are constructed by an iterati...

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