نتایج جستجو برای: yield and yield components of a semi

تعداد نتایج: 25632729  

A. Papastavrou A.J. Karamanos G. Economou I.S. Travlos,

The present study was a part of a long time screening experiment that includeda high number of wheat landraces (Triticum aestivum L.) cultivated in Greece, andfocused on the agronomic point of view and the drought adaptation for some ofthese landraces. One of the most acceptable ways for the assessment of droughtresistance is the examination of yield and yield components in different waterregim...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید مدنی آذربایجان - دانشکده ادبیات و زبانهای خارجی 1389

according to coates’s (2004, as cited in zhang, 2010) definition of "conversational dominance" (p.111), it refers to the phenomenon of a speaker dominating others in interaction. specifically, it means how a speaker makes use of certain strategies to get the floor and maintain the floor. thus, the amount of talk is the main measurement for the dominance of the conversation. whether a speaker do...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1393

due to extraordinary large amount of information and daily sharp increasing claimant for ui benefits and because of serious constraint of financial barriers, the importance of handling fraud detection in order to discover, control and predict fraudulent claims is inevitable. we use the most appropriate data mining methodology, methods, techniques and tools to extract knowledge or insights from ...

Journal: :حفاظت گیاهان 0
حسینی حسینی راشد محصل راشد محصل نصیری محلاتی نصیری محلاتی حاج محمدنیا قالی باف حاج محمدنیا قالی باف

abstract in order to evaluate the influence of nitrogen application and duration of weed interference on corn (zea mays l.) yield and yield components, a field study was conducted in 2004 at the ferdowsi university of mashhad research field. the experimental design was a randomized complete block with a factorial treatment arrangement replicated three times. nitrogen fertilizer was applied at r...

Journal: :پژوهش های زراعی ایران 0
مانی مجدم عادل مدحج

in order to study the effects of drought stress and nitrogen (n) levels on grain yield, yield components and water use efficiency of grain corn (sc.704), a field experiment was conducted in 2009 growing season. the experiment was split-plot based on randomized complete block design arrangement and four replicates. main plots were three irrigation levels included optimum irrigation (i1), moderat...

Journal: :به زراعی کشاورزی 0
عاطفه حقی کاشانی کارشناس ارشد، گروه باغبانی، پردیس ابوریحان دانشگاه تهران، پاکدشت - تهران مصطفی عرب کارشناس ارشد، گروه باغبانی، پردیس ابوریحان، دانشگاه تهران، پاکدشت - ایران سید رضا طبایی عقدایی استادیار، مؤسسه تحقیقات جنگل ها و مراتع، تهران - ایران حسین زینلی استادیار، مرکز تحقیقات کشاورزی و منابع طبیعی استان اصفهان، اصفهان - ایران محمودرضا روزبان استادیار، گروه باغبانی، پردیس ابوریحان، دانشگاه تهران، پاکدشت - ایران

this study was carried out to investigate flower yield and yield components in iranian rosa damascena using 20 genotypes, collected from different regions of iran and grown in drylands and deserts research station of kashan, iran, using a randomized complete block design with three replications in 2007-2008. flower yield per plant, number of flowers per plant, plant height, leaf length, width, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1394

with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم پایه 1392

a novel and ultra low cost isfet electrode and measurement system was designed for isfet application and detection of hydronium, hydrazinium and potassium ions. also, a measuring setup containing appropriate circuits, suitable analyzer (advantech board), de noise reduction elements, cooling system and pc was used for controlling the isfet electrode and various characteristic measurements. the t...

ژورنال: علوم آب و خاک 2019

In order to study the effects of rhizobium bacteria and arbuscular mycorrhizal fungi on water use efficiency and the grain yield of bean, under drought stress conditions, two-year year field experiments were conducted during 2015 and 2016 growing seasons. The experimental design was a split plot arranged in an RCBD with 4 replications. Three irrigations including S1= 95-100% AW (Normal irrigati...

G.D. Wang K.Q. Zhou M. Hashemi S.J. Herbert X.B. Liu, Y.H. Li

Wheat (Triticum aestivum L.) variety mixtures represent a relatively unexplored avenue for maintaining yield and improving flour quality. A field experiment was conducted to examine the responses of three spring wheat varieties in pure variety and in variety mixtures under continuous cropping in Northeast China. Three modern spring wheat varieties, along with a three-variety mixture and a t...

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