Low soil phosphorus (P) has been singled out as a major constraint leading to perpetually low bean (Phaseolus vulgaris L.) grain yield far below the expected yield potential. In developing countries beans are mainly produced by small-scale farmers who have little capacity to use inorganic fertili...
Kimani, JM
,
Kimani, P.M.
,
Githiri, SM
,
Kimenju, J.W.
,
[Mode of inheritance of common bean (Phaseolus vulgaris L.) traits for tolerance to low soil phosphorus (P)]
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Mode of inheritance of common bean (Phaseolus vulgaris L.) traits for tolerance to low soil phosphorus (P)
Maize production is constrained by Striga hermonthica in Mali leading to high yield losses. Breeding resistant hybrid maize is a promising alternative for increasing farmers’ income. The objective of this study was to evaluate the response of test crosses to Striga hermonthica and identify high y...
Sangaré, S.
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Menkir, A.
,
Ofori, K.
,
Gracen, V.
,
[Combining ability for grain yield, agronomic traits and striga hermonthica resistance of yellow endosperm maize]
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Combining ability for grain yield, agronomic traits and striga hermonthica resistance of yellow endosperm maize
The GGE biplot tool has potential for determining combining ability effects, identifying distinct heterotic groups and efficient testers in a line × tester study. However, its use for such analysis has not been adequately explored. The objectives of this study were to (i) assess combining ability...
Badu-Apraku, B.
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Akinwale, R.O.
,
[Biplot analysis of line X tester data of maize (Zea mays L.) inbred lines under stress and nonstress environments]
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Biplot analysis of line X tester data of maize (Zea mays L.) inbred lines under stress and nonstress environments
The magnitude and type of genetic variability are of prime importance to breeders in determining whether or not to improve a breeding population and the method to use. The early maturing population, TZE-W Pop DT STR, has gone through three cycles of S1 recurrent selection for improvement for grai...
Badu-Apraku, B.
,
[Genetic variances and correlations in an early tropical white maize population after three cycles of recurrent selection for Striga resistance]
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Genetic variances and correlations in an early tropical white maize population after three cycles of recurrent selection for Striga resistance
The quest for precise and rapid phenotyping of germplasm is increasing the interest of breeders and physiologists in the application of remote sensing techniques in maize breeding. Twenty-four drought-tolerant maize inbred lines were crossed using a modified North Carolina II mating scheme to gen...
Adebayo, M.A.
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Menkir, A.
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Hearne, S.
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Kolawole, A.O.
,
[Gene action controlling normalized difference vegetation index in crosses of elite maize (Zea mays L.) inbred lines]
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Gene action controlling normalized difference vegetation index in crosses of elite maize (Zea mays L.) inbred lines
Knowledge of the mode of inheritance of a trait can be a powerful decision-making tool in a breeding program, as
it helps predicting selection gain, defining breeding strategy and choosing parental lines. This study aimed at
estimating genetic parameters to infer the mode of inheritance of promis...
Agoyi, E.E.
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Mohammed, K.E.
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Odong, T.L.
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Tumuhairwe, J.B.
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Chigeza, G.
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Tukamuhabwa, Phinehas
,
[Mode of inheritance of promiscuous nodulation and combining abilities in soybean genotypes]
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Mode of inheritance of promiscuous nodulation and combining abilities in soybean genotypes
Beebe, Stephen E.
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Rao, Idupulapati M.
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Polanía Perdomo, José A.
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Grajales, Miguel A.
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Cajiao V., César Hernando
,
[Improved harvest index in drought resistant common beans and possible effects on combining ability]
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Improved harvest index in drought resistant common beans and possible effects on combining ability
Cassava anthracnose disease (CAD) caused by Colletotrichum gloeosporioides f. sp manihotis has been recognized as one of the major economic disease of cassava in all the cassava growing regions of Africa. Little information is available on the resistance of cassava to C. Gloeosporioides f. Sp man...
Owolade, F.
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Dixon, A.
,
Adeoti, A.
,
[Diallel analysis of cassava genotypes to anthracnose disease]
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Diallel analysis of cassava genotypes to anthracnose disease
The value of intra- and interracial populations in common bean (Phaseolus vulgaris L.) needs to be determined in order to create useful genetic variation for maximizing gains from selection, broadening the genetic base of commercial cultivars, and making efficient use of available resources. Five...
Welsh, W
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Bushuk, W
,
Roca, William M.
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Singh, Shree P.
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[Characterization of agronomic traits and markers of recombinant inbred lines from intra-and interracial populations of Phaseolus vulgaris L.]
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Characterization of agronomic traits and markers of recombinant inbred lines from intra-and interracial populations of Phaseolus vulgaris L.
Kim, S.K.
,
Ajala, S.
,
[Combining ability of tropical maize germplasm in West Africa; I: open pollinated varieties]
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Combining ability of tropical maize germplasm in West Africa; I: open pollinated varieties