نتایج جستجو برای: genetic diversity

تعداد نتایج: 761586  

Journal: :journal of plant molecular breeding 2013
mahdieh modareskia reza darvishzadeh abbas hassani maryam kholghi

study of genetic relationships is a prerequisite for plant breeding activities as well as for conservation of genetic resources. in the present study, genetic diversity among and within 15 iranian native ajowan(carum copticum l.) populations were determined using inter simple sequence repeat (issr) markers. twelve selected primers produced 153 discernible bands, with 93 (60.78%) being polymorph...

Journal: :iranian journal of veterinary research 2014
p. correia e. baron j. m. da silva o. cortés

to clarify the genetic relationships among the lidia breed lineages and two main portuguese lidia bovine populations, casta portuguesa and brava dos açores, 24 autosomal microsatellites were analyzed in 120 samples. brava dos açores showed the highest observed and expected heterozygosity (0.73 and 0.70, respectively) while casta portuguesa showed the lowest observed and expected heterozygosity ...

Journal: :به نژادی نهال و بذر 0
شکیبا شاهمرادی1 s. shahmoradi محمدرضا چائی چی m. r. chaeichi جواد مظفری j. mozafari seed and plant improvement institute, karaj, iranموسسه تحقیقات اصلاح و تهیه نهال و بذر، کرج داریوش مظاهری d. mazaheri فرزاد شریف زاده f. sharifzadeh

seed dormancy has a critical role in ecological adaptation of wild plant species such as hordeum spontaneum, a wild relative of barley. in this study, 192 ecotypes of hordeum spontaneum maintained in national plant gene bank of iran (npgbi) originating from different climatic zones of the country were evaluated. morphological, phenological and physiological traits were recorded in the field. af...

Journal: Mycologia Iranica 2015
F. Khosravimoghadam F. Rostami M. Aminaei, S. Ebrahimi, S. K. Sabbagh,

Die-back disease caused by Paecilomyces variotti is one of the most destructive diseases of pistachio in Iran. In this study, genetic diversity of Paecilomyces variotti isolates was investigated with SSR marker, using six primers pairs. Sampling was done from pistachio gardens in different geographical zones of Kerman province during summer 2013. Various fungal isolates were isolated from infec...

Ali Akbar Najafi Fatemeh Jahansooz, Fatemeh Sefidkon, Maryam Pezhmanmehr Mohammad Esmaeil Hassani Mohsen Mardi, Mostafa Pirseiedi

The genetic diversity of 20 Iranian populations of Bunium persicum has been evaluated with random amplified polymorphic DNA (RAPD) and amplified fragment length polymorphism (AFLP) markers. Fresh leaves of seedlings from each population were used for genomic DNA extraction. Analysis of banding patterns of 15 RAPD primers and 17 AFLP primer combinations, revealed 192 (86%) and 228 (75%) polymorp...

A. A. Gharahdaghi M. H. Banabazi N. Asadi

Genetic diversity is a key component of ecosystems. The aim of the present study was to evaluate the genetic diversity of Iranian native honeybee colonies (Apis mellifera meda L.) located in the northern region. Colonies from 24 locations have been analyzed using microsatellite markers. Samples were collected from Caspian Sea southern area (north of Iran). Six microsatellite markers (A28, A29, ...

Pearl millet (Pennisetum glaucum (L.) R. Br.) and napier grass (Pennisetum purpureum Schumach) are the most economically important species in the genus Pennisetum. Knowledge of genetic diversity of these two species would enhance their potentials for utilization. The present work assessed the genetic diversity and phylogenetic relationship among Nigerian and Indian accessions of pearl millet an...

غریبی, شیما , فضیلتی, محمد , وهابی, محمد , رحیم ملک, مهدی,

Genetic variation of 16 white and yellow astragal accessions collected from three protected regions of Isfahan province (Mooteh, Kolah-Ghazi and Ghamishloo) were evaluated using ISSR marker. Nine ISSR primers produced 221 bands in which 204 were polymorphic among astragal accessions. ISSR banding patterns were transformed into binary data of presence–absence and matrices were processed with NTS...

Journal: :علوم گیاهان زراعی ایران 0
مرضیه نوری گوغری دانشجوی کارشناسی ارشد دانشکدۀ کشاورزی دانشگاه ولی عصر رفسنجان حسین دشتی دانشیار دانشکدۀ کشاورزی دانشگاه ولی عصر رفسنجان شهاب مداح حسینی استادیار دانشکدۀ کشاورزی دانشگاه ولی عصر رفسنجان الهام دهقان مربی پژوهشی دانشکدۀ کشاورزی دانشگاه ولی عصر رفسنجان

genetic diversity is the basis success of improving the quality and quantity of crops. recognizing of genetic diversity and genetic potential of each plant species in plant breeding is necessary. in this study genetic diversity of 30 lentil samples belonging to collection of the college of agriculture of krage were evaluated using rapd molecular markers. rapd products were scored for presence (...

Iran is a part of the secondary centre of origin of melons, and therefore, there is a wealth of genetic variation of these species in this country. The Amplified Fragment Length Polymorphism (AFLP) marker was applied to investigate the genetic variations among five major Iranian melon cultigens (Cucumis melo) and ‘Ananasi’ as a general well-known cultivar. Ten primer pairs were used on 90 indiv...

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