نتایج جستجو برای: genetic distance

تعداد نتایج: 839182  

Journal: :caspian journal of environmental sciences 2007
p. kumaresan r.k. sinha

the genetic variation and diversity among fifty-eight polyvoltine silkworm genotypes was estimated by using ten economic traits. the results revealed that the single shell weight showed higher genetic variation such as pcv% (17.20%), gcv% (12.93%), and heritability (56.5%) followed by single cocoon weight, shell ratio and matured larval weight. the d2 (mahalonobis? distance) statistics revealed...

Fenugreek is one of the important edible and medicinal vegetables that have a long history of cultivation and consumption. Characterize the extent of the genetic diversity among landraces will provide a good context for future breeding programs and genetic resource preservation. Genetic diversity and population structure of 88 individuals of eight landraces of Iranian fenugreek evaluated based ...

Journal: :علوم گیاهان زراعی ایران 0
سعید یاراحمدی محمد مهدی سوهانی ابوبکر جوهرعلی بابک ربیعی علی اکبر عبادی

tagging of restorer genes for wild abortive (wa) of cytoplasmic male sterility was carried out by studying 10000 individuals from an f2 population of a cross between ir58025a × ir42686r. this study was primarily carried out to reduce the distance of the already known markers for rf gene. this f2 population was identified to be unique as four rf genes could be tagged to ssr markers on chromosome...

The importance of grain cultivation especially wheat is obvious in terms of providing human and animal food and its impact on the economy of human societies. The reduction of genetic diversity in cultivars prevents increasing yields in line with rising demand and consumption. Therefore, it is necessary to improve the compatibility of them and increase their genetic extent. In the current, the g...

عبدالرضا باقری, , فرهاد شکوهی‌فر, , ماهرخ فلاحتی رستگار, ,

The poor information available on variation of Ascochyta blight fungus is the most important factor limiting chickpea breeding programs for resistance to blight disease. In this study, efforts were made to detect genetic variation of the pathogen in Iran. The RAPD marker was employed to evaluate 26 isolates collected from 16 provinces. Twelve random primers were used to analyze genomic DNA of t...

ژورنال: علوم آب و خاک 2003
عبدالرضا باقری, , فرهاد شکوهی‌فر, , ماهرخ فلاحتی رستگار, ,

The poor information available on variation of Ascochyta blight fungus is the most important factor limiting chickpea breeding programs for resistance to blight disease. In this study, efforts were made to detect genetic variation of the pathogen in Iran. The RAPD marker was employed to evaluate 26 isolates collected from 16 provinces. Twelve random primers were used to analyze genomic DNA of t...

The genetic variation and diversity among fifty-eight polyvoltine silkworm genotypes was estimated by using ten economic traits. The results revealed that the single shell weight showed higher genetic variation such as PCV% (17.20%), GCV% (12.93%), and heritability (56.5%) followed by single cocoon weight, shell ratio and matured larval weight. The D2 (Mahalonobis? distance) statistics reveal...

P. Kumaresan R.K. Sinha,

The genetic variation and diversity among fifty-eight polyvoltine silkworm genotypes was estimated by using ten economic traits. The results revealed that the single shell weight showed higher genetic variation such as PCV% (17.20%), GCV% (12.93%), and heritability (56.5%) followed by single cocoon weight, shell ratio and matured larval weight. The D2 (Mahalonobis? distance) statistics reveal...

Journal: :پژوهش های علوم دامی ایران 0
اکبر خالق زادگان سید ضیاالدین میر حسینی سید محمد فرهاد وحیدی سید بنیامین دلیر صفت هادی زارع

in this study genetic diversity of eight iranian sheep breeds including; lori bakhtiari, makuei, moghani, taleshi, shal, zandi, naeini and kalakui was studied by using aflp method. a total of 309 individuals were analysed that produced 121 clear polymorphic bands. the average of heterozygosity within breed (hs) was high and equal to 0.2795± 0.0255. also, the average heterozygosity between breed...

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