نتایج جستجو برای: selection

تعداد نتایج: 317695  

Mahdi Poor, Abdonaser, Khavari Khorasani, Saeed,

Selection based on proper selection indices can be one of the most effective methods for indirect selection of yield and yield components, simultaneously. In order to determination of selection index for improvement of maize yield, 60 single cross maize hybrids were planted in two separate experiments (drought stress and normal conditions) based on randomized complete block design (RCBD) with t...

Journal: :genetics in the 3rd millennium 0
mojtaba kordrostami mehdi rahimi

genetic markers are one of the advances which have occured in the genomics era. among genetic markers, molecular markers mainly because of their abundance, are the most widely used them. development of molecular markers has greatly altered genetics and plant breeding. genetic markers indicate the genetic differences between different organs or species. some studies which were conducted during t...

Journal: :practice in clinical psychology 0
gholamreza rajabi department of counseling, faculty of education and psychology, shahid chamran university of ahvaz, ahvaz, iran. ghodrat allah abbasi arash jelodari department of counseling, faculty of education and psychology, shahid chamran university of ahvaz, ahvaz, iran.

objective: this study was conducted to compare marital satisfaction among married nurses with three different mate selection styles. methods: this study is descriptive ex post facto. a total of 222 married nurses were selected using random sampling method from two educational hospitals affiliated to jundishapur university of medical sciences and four private hospitals of ahvaz, iran. they compl...

Journal: :مهندسی برق مدرس 0
zahra jalili department of computer science, college of engineering, university of shahed tehran, iran. hedieh sajedi department of computer science, college of science, university of tehran, tehran, iran. maryam hasanzadeh department of computer science, college of engineering, university of shahed

in this paper, we proposed a data-hiding scheme based on run length matrix. in a previously proposed method, a technique based on texture classification was introduced where four statically features extracted from run length matrix; then best cover images are selected based on these features. using appropriate features for comparing images from undetectability viewpoint, guarantees, less detect...

Journal: :journal of advances in computer research 0
najme mansouri young researchers and elite club, sirjan branch, islamic azad university, sirjan, iran

data grids support access to widely distributed storage for large numbers of users accessing potentially many files. to enhance access time, replication at nearby sites may be used. data replication, a technique much investigated bydata grid researchers in past years creates multiple replicas offile and places them in conventional locations to shorten fileaccess times. one of the problems in da...

Journal: :journal of agricultural science and technology 2015
m. m. majidi y. sharafi m. jafarzadeh a. mirlohi

designing breeding programs for winter rapeseed (brassica napus l.) cultivars with improved seed and oil yields requires information about the genetic variability of traits. in this study, 28 winter rapeseed cultivars were evaluated for genetic variation and relationships between 11 agro-morphological characters during 2010 and 2011. cultivars and cultivar × year interaction showed significant ...

Journal: :journal of optimization in industrial engineering 2013
mostafa nikkhah nasab amir abbas najafi

projects scheduling by the project portfolio selection, something that has its own complexity and its flexibility, can create different composition of the project portfolio. an integer programming model is formulated for the project portfolio selection and scheduling.two heuristic algorithms, genetic algorithm (ga) and simulated annealing (sa), are presented to solve the problem. results of cal...

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: :iranian journal of applied animal science 2011
f. pazhoohi

domestication of animals has had some important effects on physiology, morphology, behavior and well-being of domesticated animals. conscious or goal directed selections on animals for increasing their productions has accelerated the rate of the changes, leading to some well-being defections. this paper notes some aspects of animal domestication in context of genetic science. then explains how ...

Journal: :international journal of society, culture & language 2015
shaughan a. keaton howard giles

a consensually-agreed position among scholars of communication and aging is that while psychological and physical health mutually impact each other, the quality of language to and from older adult individuals shape each of these—and are shaped by them. encounters with others inside and outside of one’s age ingroup involve stereotyped expectations with regard to language and other speech behavio...

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