Combining ability in rice

Author: jtdz

August undefined, 2024

WebMay 6, 2024 · To achieve wide-scale adoption of two-line hybrid rice technology, we need ideal TGMS lines that should possess a higher combining ability, outcrossing rate, and market-desirable grain quality features along with insect and disease resistance (Fig. 6). During the sterile induction phase, the plants must be 100% male sterile with more than … WebDec 9, 2024 · Specific combining ability is defined as the deviation of hybrid combination performance from the performance expected on the basis of the general combing ability …

Transcriptome profiling analysis of two contrasting barley

WebJun 10, 2015 · Combining ability has been successfully used to identify superior combinations in rice [ 10, 11 ], maize [ 12, 13, 14] and wheat [ … WebDec 1, 2006 · Combining ability in rice was studied in a set of 4 lines and 10 testers with their 40 hybrids. The analysis of variance indicated magnitudes of sca variances were higher than gca variances for... lighted bean bag toss

Metabolic prediction of important agronomic traits in hybrid rice ...

WebFeb 24, 2016 · Qu, Z. et al. QTL mapping of combining ability and heterosis of agronomic traits in rice backcross recombinant inbred lines and hybrid crosses. PLoS ONE 7, e28463 (2012). Article ADS CAS Google ... WebJan 1, 2024 · 1. Introduction. The heterosis utilization has made great success in the application of maize and rice (Garcia et al. 2008; Li et al. 2008; Song et al. 2010).Although the hybrid wheat area is less than 0.2% of the world's, owing to the yield increase of 3.5–15%, the promising heterosis is still considered to make great contributions for … WebAug 26, 2024 · Abstract. This study was conducted to analyze the combining ability for yield and yield contributing traits of selected rice genotypes. Eighteen F2 populations developed by half-diallel mating design and seven parental lines were planted in randomized complete block design in three replications. lighted bedside clocks

Combining Ability for yield and yield components in rice

Dissecting combining ability effect in a rice NCII-III population ...

WebApr 20, 2024 · Combining ability is a measure for selecting elite parents and predicting hybrid performance in plant breeding. However, the genetic basis of combining ability remains unclear and a global view of combining ability from diverse mating designs is … WebMar 1, 2009 · Dormancy indices of hulled and dehulled seeds were investigated by using 19 cytoplasmic male sterile (CMS) lines, 9 restorer lines and their 109 F 1 hybrids of indica hybrid rice. The seeds of each F 1 and the parents were harvested on 35 days after flowering. Combining ability was analyzed in 25 combinations made by 5 CMS lines … lighted beer signs on ebayWebAug 16, 2024 · Data analysis showed that the general combining ability (GCA) of the female parents had significant effect on rhizome-related trait of the F1s. Nevertheless, the GCA of the male parents and special combining ability of the hybrid combination played minor effect. ... and then cross it with cultivated rice with good combining ability. At … lighted beer tap handles

"WebMar 4, 2024 · The appearance of milled rice is essential to the consumer, making it also crucial to producers and millers. Thus, it is a significant breeding consideration. The main objective of this study was to assess the combining ability for rice grain quality to recognize the most desirable genotypes for rice breeding programs. 2. Materials and … " - Combining ability in rice

Combining ability in rice

STUDIES ON GENE ACTION AND COMBINING ABILITY ANALYSIS IN BA…

WebJan 26, 2012 · Combining ability is a complex trait that is controlled by polygenes. With the advent and development of molecular markers, it is feasible to evaluate the genetic … WebCatherine Rice, PhD. Professor, Emory University School of Medicine Director, Emory Autism Center Email. [email protected] Phone. 404-727-8350. View Profile …

Did you know?

WebFeb 20, 2003 · Due to good combining ability and wide adaptability, Pei’ai 64S is the most important T/PGMS line commercially used in two-line hybrid rice production (Yuan, 1997). The new hybrid rice cultivar ‘Liangyou Peijiu’, which was produced from ‘Pei’ai 64S and the restorer ‘9311’, is one of the famous super rices with the highest yield of ... WebThe study reveals the preponderance of non-additive gene action which favors the commercial exploitation of these hybrids improve yield ultimately and the same hybrids would also produce promising and desirable segregants in the segregating generations. In the present investigation combining ability study was undertaken by crossing five lines …

WebAllocytoplasmic restorers and performance of hybrids in rice (Oryza sativa L.) Combining ability analysis for yield and quality traits of 54 rice hybrids developed by crossing three CMS lines and eighteen restorers in L x T design were evaluated in … WebApr 20, 2024 · Heterosis and combining ability are two important considerations in the utilization of heterosis, which can be used to generate excellent hybrid resource candidates and is very important in conventional hybrid breeding. In this study, the combining ability, heritability, and heterosis of eight major agronomic traits were analyzed in 10 tomato …

WebFeb 15, 2024 · Results revealed that indica showed general combining ability higher than other type. Based on genetic distance identified, these rice varieties were classified into … WebAug 14, 2024 · In decades of hybrid rice breeding, the combining ability has been successfully used to evaluate excellent parental lines and predict heterosis. However, previous studies for the combining ability mainly focused on cultivated rice and rarely involved wild rice. In this study, for the first time, we …

WebJan 1, 2010 · Combining ability analysis showed both additive and non-additive gene action, but the latter was predominantly operative for most of the traits studied.

WebApr 13, 2024 · For many players that are built like Rice, having tremendous speed is part of the reason that they are good. This time, that isn’t the case. At the NFL combine in February, Rice ran a 4.51. lighted bbq toolsWebMay 19, 2024 · The present investigation was executed to study the combining ability and heterosis in hybrid rice parental lines and their in-house derived hybrid crosses … lighted bells christmasWebJan 1, 2024 · Combining ability analysis (GCA) enables plant breeders to select parental lines for crossing and provides the opportunity to understand the nature of gene … lighted bell christmas lightsWebCombining ability in crosses is defined as the ability of parents to combine amongst each other during the process of fertilization so that favourable genes or characters are transmitted to their progenies [1]. Two types of combining ability, general (GCA) and specific (SCA), have been recognized in quantitative genetics. lighted believe sign for christmasWebJun 30, 2024 · Combining ability in rice was studied with a set of 4 lines and 10 testers and their 40 hybrids. The magnitudes of gea variances were higher than sea variances for all the characters which indicated that additive gene action was predominant in the expression of traits. The estimation of gea effects for parents revealed that females, … lighted bench magnifying glassWebStudies conducted at the International Rice Research Institute (IRRI) during 1980 and 1981 have shown up to 73% heterosis, 59% heterobeltiosis and 34% standard heterosis for yield in rice. The latter was estimated in comparison to commercial varieties: IR36 and IR42 (yield 4–5 t/ha in wet season trials and 7–8 t/ha in dry season trials). Generally speaking, … pea salad with vinegar dressingWebAug 1, 2007 · Rice is grown in varied ecologies from uplands to deepwater areas of about 44 M ha of cultivated rice in India, about 16.1 M ha is rain fed lowland, of which 4.4 M ha are highly submergence-prone intermediate rainfed lowlands 10 In addition, and submergence might also occur in shallow rain fed lowlands and irrigated lowlands. In Odisha about 40 ... pea sandwich