نتایج جستجو برای: breeding methods

تعداد نتایج: 1926908  

Journal: :Molecular ecology 2010
J A Israel B May

The utility of genetic measures for kinship reconstruction in polysomic species is not well evaluated. We developed a framework to test hypotheses about estimating breeding population size indirectly from collections of outmigrating green sturgeon juveniles. We evaluated a polysomic dataset, in allelic frequency and phenotypic formats, from green sturgeon to describe the relationship among know...

2013
Paul Visendi Jacqueline Batley David Edwards

Cereal crops form the bulk of the world's food sources, and thus their importance cannot be understated. Crop breeding programs increasingly rely on high-resolution molecular genetic markers to accelerate the breeding process. The development of these markers is hampered by the complexity of some of the major cereal crop genomes, as well as the time and cost required. In this review, we address...

Journal: :Crop Breeding and Applied Biotechnology 2021

The decision-making process in plant breeding is driven by data. machine learning framework has powerful tools that can extract useful information from However, there still a lack of understanding about the underlying algorithms these methods, their strengths, and pitfalls. Machine two main branches: supervised unsupervised learning. In breeding, used for genomic prediction, where phenotypic tr...

2016
Mamta Sharma Raju Ghosh

Ascochyta blight (AB) caused by Ascochyta rabiei (Pass.) Labr. is an important and widespread disease of chickpea (Cicer arietinum L.) worldwide. The disease is particularly severe under cool and humid weather conditions. Breeding for host resistance is an efficient means to combat this disease. In this paper, attempts have been made to summarize the progress made in identifying resistance sour...

2016
Salim Morammazi Ali Akbar Masoudi Rasoul Vaez Torshizi Abbas Pakdel

BACKGROUND Milk proteins genes have been the focus of the researches as the candidate target genes that play a decisive role when animal breeding is desired. OBJECTIVES In the present study, the transcriptional levels of Beta-lactoglobulin (BLG) and Alpha S1 casein (CSN1S1) genes were investigated during prenatal, milking and drying times in mammary glands of the Adani goats which showed high...

2003
Diego Ontiveros

Aim To assess the impact of certain climatic variables on the breeding success of some populations of Bonelli’s eagle (Hieraaetus fasciatus V. 1822) throughout its latitudinal distribution range, in order to account for recent and differential declines in populations. Location Western Mediterranean, from southern Morocco to southern France. Methods Seven populations were considered for the lati...

2015
Jun Li Xianhui Hou Jindi Liu Changgen Qian Rongcun Gao Linchuan Li Jinjun Li

Breeding of excellent rice varieties is essential for modern rice production. Typical breeding procedures to introduce and maintain valuable agricultural traits require at least 8 generations from crossing to stabilization, always taking more than 4-5 years of work. This long and tedious process is the rate-limiting step in the development of new varieties, and therefore fast culturing methods ...

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