نتایج جستجو برای: genetic variability

تعداد نتایج: 768742  

Akbar Shabani Ezatollah Farshadfar, Hossein Romena

Selection of genotypes based on high value of heritability and forecasted genetic conditions would be an effective method for improvement of wheat cultivars. The present investigation was carried out to estimate the genetic variability of agro-physiological characters using biometrical genetic techniques in 20 bread wheat genotypes under irrigated condition. For this purpose an experiment was c...

Akbar Shabani Ezatollah Farshadfar, Hossein Romena

Selection of genotypes based on high value of heritability and forecasted genetic conditions would be an effective method for improvement of wheat cultivars. The present investigation was carried out to estimate the genetic variability of agro-physiological characters using biometrical genetic techniques in 20 bread wheat genotypes under irrigated condition. For this purpose an experiment was c...

Journal: :journal of agricultural science and technology 2016
r. salahlou n. safaie m. shams-bakhsh

macrophomina phaseolina is an important soil-borne pathogen causing charcoal rot in many important crop plants including sesame, in iran. a total of 60 isolates of m. phaseolina were collected from the main sesame producing regions in ten provinces of iran. the genetic diversity among m. phaseolina populations was estimated using inter-simple sequence repeat (issr), focusing particularly on geo...

Journal: :علوم گیاهان زراعی ایران 0
مهسا محمدجانی اسرمی کارشناس ارشد، دانشگاه علوم کشاورزی و منابع طبیعی ساری حمید نجفی زرینی استادیار، دانشگاه علوم کشاورزی و منابع طبیعی ساری سید حمیدرضا هاشمی دانشجوی دکتری پژوهشکدۀ ژنتیک و زیست فناوری کشاورزی طبرستان، دانشگاه علوم کشاورزی و منابع طبیعی

breeding for resistance is one of the main approaches to control diseases. in this approach, there is a necessary for existence a sufficient genetic variability of resistance genes. accordingly, assessing the genetic variability in the available germplasm is needed to manage genetic resources. molecular markers are effective tools to investigate genetic diversity for resistance to pathogens. nb...

Akbar Shabani Ezatollah Farshadfar, Hossein Romena

Selection of genotypes based on high value of heritability and forecasted genetic conditions would be an effective method for improvement of wheat cultivars. The present investigation was carried out to estimate the genetic variability of agro-physiological characters using biometrical genetic techniques in 20 bread wheat genotypes under irrigated condition. For this purpose an experiment was c...

Journal: :international journal of advanced biological and biomedical research 2013
ezatollah farshadfar hossein romena akbar shabani

selection of genotypes based on high value of heritability and forecasted genetic conditions would be an effective method for improvement of wheat cultivars. the present investigation was carried out to estimate the genetic variability of agro-physiological characters using biometrical genetic techniques in 20 bread wheat genotypes under irrigated condition. for this purpose an experiment was c...

Journal: Mycologia Iranica 2014

In order to determine genetic variability among 33 isolates of Fusarium semitectum, morpho- logical and molecular studies were carried out. Isolates from different paddy fields in the north of Iran were separated from each other in four morphotype groups. The isolates showed a high level of variation in aerial mycelium, color of colony, number of septa and growth rate on potato dextrose agar (P...

Abbas Mohammadi, Azizollah Alizadeh Javad Mozafari Mansoreh Mirabolfathi Nasrin Noras Mofrad

Objective: The aim of this study was to estimate genetic variability and phonetic relationships of 50 isolates of P. sojae from Iran. Methods: During 2005–2007, 142 isolates of Phytophthora sojae were collected from soil samples and diseased soybean plants from Lorestan, Mazandaran, Golestan and Ardabil provinces. Races of the isolates were determined. DNA of P. sojae...

Abbas Mohammadi, Azizollah Alizadeh Javad Mozafari Mansoreh Mirabolfathi Nasrin Noras Mofrad

Objective: The aim of this study was to estimate genetic variability and phonetic relationships of 50 isolates of P. sojae from Iran. Methods: During 2005–2007, 142 isolates of Phytophthora sojae were collected from soil samples and diseased soybean plants from Lorestan, Mazandaran, Golestan and Ardabil provinces. Races of the isolates were determined. DNA of P. sojae...

Journal: :mycologia iranica 2014
mostafa ebadi hossein riahi rasoul zare

abstract: in order to determine genetic variability among 33 isolates of fusarium semitectum, morpho- logical and molecular studies were carried out. isolates from different paddy fields in the north of iran were separated from each other in four morphotype groups. the isolates showed a high level of variation in aerial mycelium, color of colony, number of septa and growth rate on potato dextro...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید