نتایج جستجو برای: genetic variation
تعداد نتایج: 857908 فیلتر نتایج به سال:
Genetic study of pistachio, especially male genotypes due to the effects of pollen on nut quality and quantity and next generation characterizations, help to improve its management and breeding programs. We studied the genetic diversity among 20 male and 36 female pistachio genotypes using ISSR marker. In total 178 DNA frgments were proliferated using 12 primers that 169 fragments were polymorp...
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objective: several recent studies have shown that mitochondrial dna mutations lead to major disabilities and premature death in carriers. more than 150 mutations in human mitochondrial dna (mtdna) genes have been associated with a wide spectrum of disorders. varicocele, one of the causes of infertility in men wherein abnormal inflexion and distension of veins of the pampiniform plexus is observ...
iris belongs toiridaceae family and it is monocotyledon. iris is one of the important ornamental and medicinal plants. 34 iris genotypes (14 species) collected from different provinces of iran were planted at national institute of ornamental plants (niop) iran. all of the species evaluated for 15 quantitative traits and 30 qualitative traits. results showed that the highest positive correlation...
in order to investigate genetic diversity of two flax species, 50 genotypes were evaluated. the results showed that there was significant difference between two subspecies and also among different regions in subspecies for some seed yield components and us subspecies was superior than md for number of capsules/plant but md subspecies had more 1000 seed weight. genetic variation in each region w...
pistacia atlantica subsp. mutica is one of the most valuable forest tree species in iran that has been severely exploited for a long time. therefore, understanding the genetic diversity of different populations can be an important step towards the development and restoration of the habitat of this invaluable tree species. in this study, in order to study the genetic diversity, 10 populations in...
background: equine piroplasmosis is caused by two haemoprotozoan parasites: babesia caballi and theileria equi . negative economic impact on international trade has been associated to endemic sites. this is the reason why carrier detection requires reliable diagnostic methods. various diagnostic modalities can be used alone or in combination including pcr. however, genetic variation of commonly...
this experiment was conducted to evaluate the drought tolerance of cultivated (carthamus tinctorius l.) and wild safflower (c. oxyacanthus bieb) populations at research farm of college of agriculture, isfahan university of technology located at lavark-najafabad in 2008. a randomized complete block design with 3 replications was used in each of irrigation levels after 80, 130 and 180 mm evaporat...
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