Specific combining ability.
Relationship between heterosis and genetic divergence for phosphorus use efficiency and its components in tropical maize
... general combining ability (G CA) of group I (GI) and group II (GII) of parents and the effects of specific combining ability (SCA) between these, estimates of heritability in the narrow ...
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Combining ability as a strategy for selecting common bean parents and populations resistant to white mold
... The significant effect of populations was explained by general combining ability (GCA) and specific combining ability (SCA). The GCA of parents from group II (GCA II ) and SCA were ...
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Combining ability of maize grain yield under different levels of environmental stress
... and combining ability, which can be classified as general or ...General combining ability (GCA) is defined as the average performance of a parent in a series of hybrid combinations, whereas ...
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Analysis of combining ability in soybean cultivars
... Knowledge on the mechanisms that control the main traits of agronomic interest of a species is fundamental for genetic improvement and can be acquired through methodologies of diallel crosses as the one developed by ...
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PARTIAL DIALLEL TO EVALUATE THE COMBINING ABILITY FOR ECONOMICALLY IMPORTANT TRAITS OF PAPAYA
... general combining ability of parents of the ‘Solo’ and ‘Formosa’ groups and the specific combining ability of the hybrids resulting from a partial diallel cross ...
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Combining ability in common bean cultivars under drought stress
... and specific combining abilities were evaluated under controlled conditions, using drought tolerant parents (BAT 477 and SEA 5), elite cultivars developed at IAC (IAC Alvorada and IAC Carioca Tybatã) and ...
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Choice of common bean parents based on combining ability estimates
... of specific combining ability were observed in populations H-4-7 x ESAL 693, CI-128 x Pérola, and A-285 Rudá x IAC Carioca Aruã, which must be the most segregating ...
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Combining ability in sweet pepper for resistance to powdery mildew
... and specific combining ability of their ...best specific combining ability; the mean square of the specific combining ability for the severity of the disease ...
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Combining ability and heterosis for agronomic traits in chili pepper
... pre-breeding conditions. However, this situation tends to change, especially because of farmer's interest in new genotypes that meet the requirements of greater yield, fruit uniformity and quality. An example is the ...
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Combining ability analysis and gene action in pearl millet [Pennisetum glaucum (L.) R. Br.]
... General and Specific combining ability: The estimate of GCA effects and SCA effect for ten characters are presented in Table 2 and Table 3, respectively. In the present investigation parent, 732A ...
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Combining ability and heterosis of relevant fruit traits of tomato genotypes for industrial processing
... of specific combining ability of a parent with itself (sˆ ij ) provide information on the nature of dominance deviations and also on the degree of genetic divergence between the ...
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Genetic distance estimated by RAPD markers and its relationship with hybrid performance in maize
... Abstract – The objective of this work was to evaluate the genetic diversity of 16 maize inbred lines, and to determine the correlation between genetic distance and hybrid performance, using random amplified polymorphic ...
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Combining ability for common bacterial blight resistance in snap and dry bean (Phaseolus vulgaris L.)
... One strategy to start a breeding program for disease resistance is the use of diallel crosses, which allows generating many combinations using a set of selected parents. Among diallel analyses approaches, one proposed by ...
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Edmar Clemente2 ; Carlos Alberto Scapim1
... general combining ability (CGC) to express the average behavior of inbred lines, and the specific combining ability (SCA) to express the behavior of specific hybrid combinations, ...
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Testers for combining ability and selection of papaya hybrids resistant to fungal diseases
... general combining ability (GCA) for the varieties ‘Maradol’ and ‘Cariflora’ of ‘Formosa’ and ‘Sunrise Solo 783’ and ‘Sunrise Solo TJ’, of the ‘Solo’ group, was highest for yield, while the specific ...
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Yield and combining ability of maize cultivars under different ecogeographic conditions
... In the diallel analysis, the effects of the hybrid combinations were significant by the F test (P<0.05) for all environments. The effects of general and specific combining ability were also ...
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Combining ability and heterosis in common bean cultivars
... general combining ability (GCA) of possible parents and the specific combining ability (SCA) of the respective hybrid combinations (Cruz et ...2004). Combining ability ...
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Combining ability of Phaseolus vulgaris L. for resistance to common bacterial blight
... methods. Combining ability was determined for disease resistance in three snap bean genotypes (Alessa, Hab 52 and Hab 198) and two dry bean genotypes (Bac-6 and ...General combining ability ...
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Heterosis and combining ability of dual-purpose tomato hybrids developed to meet family farmers’ needs in Brazil and Mozambique
... and FF, in which mean squares were significant only at 5% of probability. Considering the Specific Combining Ability (SCA), estimates for FF, TSS, NFP, and YLD were significant at 1% probability, ...
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