نتایج جستجو برای: heritability and repeatability

تعداد نتایج: 16828808  

Journal: :Small ruminant research : the journal of the International Goat Association 2000
Wuliji Davis Dodds Turner Andrews Bruce

The production performance, repeatability and heritability estimates for live weight, fleece weight and fiber characteristics of alpacas farmed in the South Island of New Zealand are reported. Male alpacas produced heavier fleeces (p<0.001) than females, but with relatively similar fiber diameter. Mean (S.E.) shearing weight, greasy fleece weight (GFW), clean fleece weight (CFW), yield, staple ...

Journal: :Journal of Dairy Science 2021

ABSTRACT Compared with cow fertility, genetic analyses of bull fertility are limited and based on relatively few animals. The aim the present study was to estimate parameters for semen characteristics Norwegian Red bulls at artificial insemination (AI) center (Geno AI station, Stange, Norway) correlations between some these traits andrology measured performance test station. data from ...

2009
Theofanis P. Lambrou Christos C. Anastasiou Christoforos Panayiotou

In this paper the design and development of a turbidity system for monitoring drinking water quality in households is presented. Its operation is based on the principle that the intensity of the light scattered by the suspended matter is proportional to its concentration. Unlike the commercially available turbidity meters, which are relatively expensive and bulky, the proposed device is small-s...

Journal: :تولید گیاهان زراعی 0

in order to determine combining ability, heritability and heterosis of some agronomic traits in rice, 4 pure lines were crossed with 2 cytoplasmic male sterile testers. parents and their f1 progenies arranged in rcb design with three replications. analysis of variance showed significant differences among genotypes for all traits, except for filled grains/panicle. furthermore, the crosses effect...

Journal: :علوم دامی ایران 0
مسعود شیرعلی حسن مهربانی یگانه

autoselection is a kind of natural selection, that occurs in reproductive traits by inequality of offspring generation and therefore by virtue of the nature of its genes transmission to next generations. in this study, the effects of autoselection on heritability and selection response in reproductive traits by using univariate stochastic computer simulation in artificial selected and unselecte...

Aloyce M. Kilemwa, Ch. Lekha K. Rai Sharma NB Singh

The objective of the article is to investigate the variability in growth and wood properties of the willow clones. The growth and wood traits of four year old 21 clones willow clones were investigated. Analysis of variance showed that willow clones differed significantly for all the studied growth and wood traits. Among the growth parameters the maximum heritability value was shown by height wh...

A Ashraf-jamshidi E Ebrahimi M Sadeghi N Maroufi

Background and Aims: The accurate mechanisms of ankle instability cannot be assessed in the absence of reliable knowledge about ground reaction force (GRF) variables. The purpose of this study was to evaluate the test-retest reliability of GRF variables during forward and lateral jump-landing in volleyball players with functional ankle instability (FAI). Methods: Eighteen professional volle...

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