Genetic combining ability
WebJul 14, 2016 · Combining ability is crucial for parent selection in crop hybrid breeding. The present investigation and results had revealed the … WebJun 1, 2024 · Understanding combining ability and heterosis among diverse maize germplasm resources is important for breeding hybrid maize (Zea mays L.). Using 28 temperate and 23 tropical maize inbreds that represent different ecotypes and worldwide diversity of maize germplasm, we first developed a large-scale multiple-hybrid population …
Genetic combining ability
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WebOct 15, 2024 · General combining ability (GCA) is an important index for inbred lines breeding of maize. To identify the genetic loci of GCA and associated agronomic traits, an association analysis with 195 SSRs was made in phenotypic traits of 240 F1 derived from 120 elite inbred lines containing current breeding resources of maize crossed with 2 … WebAug 1, 2014 · Most of the characters had high general combining ability and specific combining ability estimates, showing the relevance of both additive and nonadditive …
WebApr 11, 2024 · The implications of genetic information, combining ability, and inbred–GCA and inbred–hybrid relationships on breeding strategies are discussed. Introduction. Maize is the second most important cereal crop in the world due to … Webgenetic and environmental influences. The parental lines selection can be performed by particular mating designs such as line × tester, North ... combining ability is an estimation of the value of genotypes on the basis of their offspring performance in …
WebMay 25, 2016 · Importance of combining ability in applied genetics including plant and animal breeding cannot be overemphasized. The GCA concept has been effectively …
WebApr 20, 2024 · However, the genetic basis of combining ability remains unclear and a global view of combining ability from diverse mating designs is lacking. We developed …
WebJan 10, 2024 · General combining ability (GCA) is directly related to the breeding value of a parent and is associated with additive genetic effects, while specific combining ability (SCA) is the relative performance of a cross that is associated with non-additive gene action, predominantly contributed by dominance, epistasis, or genotype × environment ... bright start daycare edmontonWebcombining ability, whereas the non-additive fraction of the total variance is included in the variance for speci fi c combining ability, which is caused by dominance and epistatic deviations [9,11]. Specifi c combining ability is a key measure of an inbred line's ability to produce superior hybrid combinations [12]. bright start daycare hull iaWebJan 7, 2024 · Das, A, Yadav, RK, Choudhary, H, Singh, S, Khade, YP and Chandel, R (2024) Determining genetic combining ability, heterotic potential and gene action for yield contributing traits and yellow vein mosaic virus (YVMV) resistance in Okra. Plant Genetic Resources: Characterization and Utilization 1, 1–4.Google Scholar bright start daycare ein illinoisWebAug 1, 2014 · Request PDF Genetic combining ability and heterosis for important vitamins and antioxidant pigments in cauliflower (Brassica oleracea var. botrytis L.) This study is the first report of ... bright start daycare dcWebGeneral Combining Ability. 1. Tested lines are sown in spatial isolation together with the tester, one row of the line, and one row of the tester. Artificial male sterility is ... 2. Since mostly inbred lines that are parental components of the best hybrids are used as testers, … SRS is rarely used in tree breeding programs today, because it is less … can you keep moles as petsWebNon-allelic gene interaction in heterosis. Sprague and Tatum (1942) demonstrated the importance of specific combining ability (SCA) as a source of variance among single … bright start daycare hull iowaWebDiallel cross. A diallel cross is a mating scheme used by plant and animal breeders, as well as geneticists, to investigate the genetic underpinnings of quantitative traits. [1] [2] In a full diallel, all parents are crossed to make hybrids in all possible combinations. Variations include half diallels with and without parents, omitting ... bright start day care ranson wv