نتایج جستجو برای: Spike number

تعداد نتایج: 1189011  

Journal: :journal of agricultural science and technology 2014
s. fahad kh. masoud ahmad m. akbar anjum s. hussain

gladiolus (gladiolus grandiflorus l.) is one of the most widely cultivated, economically important and common flowering plants worldwide including pakistan. however, its yield of flower is quite low when grown under agro-climatic conditions of multan. a field experiment was conducted at the experimental area, department of horticulture, bahauddin zakariya university, multan (pakistan), during 2...

محمود خدامباشی, , سیروس طهماسبی, , عبدالمجید رضائی, ,

Half diallel crosses of eight bread wheat cultivars were used to estimate the genetic parameters and types of genetic control for yield and yield components, and to determine the effects of environmental factors on these parameters. Parents and their F2 hybrids were grown in a randomized block design under irrigated and stressed (terminal drought) conditions. For all traits, except for number o...

In order to study of variability, relationship among traits, direct and indirect effects of traits influencing grain yield, 18 lines and cultivars of bread wheat were evaluated in a randomized complete block design with four replications during 2009-2012 cropping seasons. Coefficients of genotypic and phenotypic variability showed that lines had high genetic variation for peduncle length, grain...

ژورنال: علوم آب و خاک 2007
محمود خدامباشی, , سیروس طهماسبی, , عبدالمجید رضائی, ,

Half diallel crosses of eight bread wheat cultivars were used to estimate the genetic parameters and types of genetic control for yield and yield components, and to determine the effects of environmental factors on these parameters. Parents and their F2 hybrids were grown in a randomized block design under irrigated and stressed (terminal drought) conditions. For all traits, except for number o...

Journal: :علوم گیاهان زراعی ایران 0
احمد رضا کوچکی استادیار، مؤسسۀ تحقیقات اصلاح و تهیۀ نهال و بذر کشور، کرج امیر یزدان سپاس دانشیار، مؤسسۀ تحقیقات اصلاح و تهیۀ نهال و بذر کشور، کرج محمد رضا مهرور استادیار، مؤسسۀ تحقیقات اصلاح و تهیۀ نهال و بذر کشور، کرج مانی معرفت زاده خامنه کارشناس ارشد، دانشگاه رازی کرمانشاه

drought stress is considered as one of the main important factors reducing field crop yield, thus leading researchers to study the related physiological characteristics may reduce drought effects. this experiment was conducted in research farm of seed and plant improvement institute (spii) in karadj, arak and jolgeh rokh for three cropping seasons (2008-2011) to evaluate drought tolerance of br...

     To estimate heritability and association between traits traits, 148 recombinant inbred lines and their parents (Yecora Rojo and No. 49) were evaluated in Alfa lattice design with two replications under normal and water deficit conditions during two cropping season (2013-15). Results showed that there were significant differences between genotypes for all studied traits. The estimated herit...

A. A. Nasrollah NejadGhomi H. Soltanloo M. KalateArabi S. Pesaraklu S.S. Ramezanpour

ABSTRACT- Barley (Hordeumvulgare L.) is one of the most important cereals in the world which is used as human and cattle feed and for malt production. One of the most important steps in a hybrid and selection breeding program of barley is the selection of suitable parents with high general (GCA) and specific combining ability (SCA) for grain yield. In order to estimate the combining ability and...

Journal: :تولید محصولات زراعی و باغی 0
حمید باقری h. bagheri agronomy and plant breeding department, university of zanjan, zanjan, iran.گروه زراعت و اصلاح نباتات، دانشگاه زنجان، زنجان، ایران سلیمان جمشیدی s. jamshidi plant protection department, miyaneh branch, islamic azad university, miyaneh, iran.گروه گیاهپزشکی، دانشگاه آزاد اسلامی واحد میانه، میانه، ایران بابک عندلیبی b. andalibi agronomy and plant breeding department, university of zanjan, zanjan, iran.گروه زراعت و اصلاح نباتات، دانشگاه زنجان، زنجان، ایران

to compare the yield and yield components of 10 promising dryland barley genotypes with a conventional cultivar (reihan03), a field experiment was conducted based on a randomized complete block design in miyaneh region in the 2010-2011 growing season, and their agronomic and morphological traits were recorded. genotypes were significantly different in terms of all the studied traits, and genoty...

ژورنال: علوم آب و خاک 2008
رضائی, عبدالمجید , یوسفی‌آذر, معصومه ,

To improve a complex character such as yield with low heritability, the use of indirect selection through other characters and a selection index based on different effective traits is recommended. This study was conducted to evaluate different selection methods by using 23 F2:4 wheat lines derived from the cross of Virmarin (susceptible cultivar) and Sardari (tolerant cultivar) at Research Farm...

رضائی, عبدالمجید , یوسفی‌آذر, معصومه ,

To improve a complex character such as yield with low heritability, the use of indirect selection through other characters and a selection index based on different effective traits is recommended. This study was conducted to evaluate different selection methods by using 23 F2:4 wheat lines derived from the cross of Virmarin (susceptible cultivar) and Sardari (tolerant cultivar) at Research Farm...

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