نتایج جستجو برای: additive genetic mean

تعداد نتایج: 1238617  

عبدالمجید رضایی, , اشکبوس دهداری, , سید علی محمد میر محمدی میبدی, ,

Inheritance of physiologicaly related salt tolerance traits including Na+ and K+ contents, K+/Na+ ratio of young leaves and biological yield (BY) in six basic generations (P1, P2, F1, F2, Bc1 and Bc2) and their reciprocal crosses derived from crosses between Kharchia × Niknejad and Shorawaki × Niknejad were studied in sand culture under high salinity treatment (EC = 22.5 dS m-1). Generation mea...

Journal: :International Journal of Enviornment and Climate Change 2022

The present investigation was undertaken to evaluate ten germplasm of mung bean, used estimate genetic variability, heritability and advance for 16 characters. results showed significant differences among the bean genotypes in all All characters had a larger PCV, showing enfluence environmental variable on their expression. In study, PCV is higher than GCV under study. High coupled with high in...

Journal: :Behavior Genetics 2008
Sophie van der Sluis Gonneke Willemsen Eco J. C. de Geus Dorret I. Boomsma Danielle Posthuma

Gene-environment interaction was studied in a sample of young (mean age 26 years, N = 385) and older (mean age 49 years, N = 370) adult males and females. Full scale IQ scores (FSIQ) were analyzed using biometric models in which additive genetic (A), common environmental (C), and unique environmental (E) effects were allowed to depend on environmental measures. Moderators under study were paren...

2011
Jane M. Reid Peter Arcese Rebecca J. Sardell Lukas F. Keller

The forces driving the evolution of extra-pair reproduction in socially monogamous animals remain widely debated and unresolved. One key hypothesis is that female extra-pair reproduction evolves through indirect genetic benefits, reflecting increased additive genetic value of extra-pair offspring. Such evolution requires that a female's propensity to produce offspring that are sired by an extra...

Journal: :Genetics and molecular research : GMR 2012
M Balestre R G Von Pinho A H Brito

Gray leaf spot (GLS) is a major maize disease in Brazil that significantly affects grain production. We used Bayesian inference to investigate the nature and magnitude of gene effects related to GLS resistance by evaluation of contrasting lines and segregating populations. The experiment was arranged in a randomized block design with three replications and the mean values were analyzed us...

2004
Moshe Zakai

This paper considers the model of an arbitrary distributed signal x observed in additive Gaussian noise w, y = x + w. New relations between the minimal mean square error of the non-causal estimator and the likelihood ratio between y and w are derived. These results are applied to prove an extended version of a recently derived relation between the mutual information I(x, y) and the minimal mean...

Journal: :journal of agricultural science and technology 2012
h. mohammadi m. moradi shahrebabak h. moradi shahrebabak

a selection program is being implemented to improve meat production in makooei sheep. increasing litter size per ewe is the main objective, but possible repercussions on weight traits of lambs should be considered. the aim of this study was to estimate heritability along with genetic and phenotypic correlations between ewe's reproductive vs. weight traits in makooei ewes. data were comprised of...

Journal: :Journal of animal science 1987
N R Wray R L Quaas E J Pollak

Records of gestation length (71,461) for Simmental cattle were distributed with mean 284.3 d and standard deviation 5.52 d. Gestation length was found to increase with percent Simmental and was 1.9 d longer for calves born to mature dams than for those born to heifer dams. Bull calves experienced gestation lengths 1.5 d longer than heifer calves. Sire, maternal grandsire, residual and total var...

2006
Oleksiy Koval Svyatoslav Voloshynovskiy Thierry Pun

In this paper, we extend the results for optimal transmission of the Gaussian channel state via the state-dependent channels to the communications of the Laplacian data. We derive a minimum mean square estimate (MMSE) of the stationary independent identically (i.i.d.) distributed Laplacian channel state corrupted by an additive white Gaussian noise (AWGN) and demonstrate that estimation accurac...

Journal: :Genetics 2008
Belinda van Heerwaarden Yvonne Willi Torsten N Kristensen Ary A Hoffmann

According to neutral quantitative genetic theory, population bottlenecks are expected to decrease standing levels of additive genetic variance of quantitative traits. However, some empirical and theoretical results suggest that, if nonadditive genetic effects influence the trait, bottlenecks may actually increase additive genetic variance. This has been an important issue in conservation geneti...

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