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Improving maize productivity in the savannas of West Africa will depend on improving soil fertility and ensuring the efficient use of inputs and the relevant maize varieties tolerant to low nitrogen (N) that have been developed for this region. Several cycles of full-sib family selection that com...


Ajala, S.Kling, J.Menkir, A.[Full-Sib family selection in maize populations for tolerance to low soil nitrogen]Full-Sib family selection in maize populations for tolerance to low soil nitrogen

Simulation models have the potential of greatly enhancing decision-making by farmers and researchers in Nigeria. These models however, need to be adapted before use. This study was conducted to test the phenology module of CERES-Maize model version 3.5 under varying N rates as a step toward adapt...


Gungula, D.T.Kling, J.Togun, A.[CERES-maize predictions of maize phenology under nitrogenstressed conditions in Nigeria]CERES-maize predictions of maize phenology under nitrogenstressed conditions in Nigeria
Cardwell, K.Kling, J.Bock, C.[Comparison of field inoculation methods for screening maize against downy mildew (Perononsclerospora sorghi)]Comparison of field inoculation methods for screening maize against downy mildew (Perononsclerospora sorghi)

The choice of the selection method to be used in the genetic improvement of a crop depends upon the type of gene action controlling the characters under study. Design 1 crosses were made in an open-pollinated maize population, TZL Composite-1 C1. As a result, 320 full-sib families were generated ...


Akanvou, L.Doku, E.V.Kling, J.[Estimates of genetic variances and interrelationships of traits associated with Striga resistance in maize]Estimates of genetic variances and interrelationships of traits associated with Striga resistance in maize

Stratifying a broad target growing area of a crop into different ecological zones has been an important first step in plant breeding. To cater for the diverse maize growing environments in West and Central Africa, germplasm development and testing at IITA have been targeted to four agroecological...


Menkir, A.Kling, J.Jagtap, S.S.Aliyu, B.[GIS based classification of maize testing locations in West and Central Africa]GIS based classification of maize testing locations in West and Central Africa

Eleven maize varieties were evaluated for their component yields, protein and ash contents and organoleptic properties when processed into two traditional Nigerian foods, ogi and eko. Significant differences were observed among varieties for component yields and total percent recovery. Yields of ...


Omueti, O.Iken, J.Okoruwa, A.Kling, J.[Comparison of component yields and sensory properties of traditional Nigerian foods (Ogi and Eko) derived from eleven maize varieties]Comparison of component yields and sensory properties of traditional Nigerian foods (Ogi and Eko) derived from eleven maize varieties

Hybrids adapted to West and Central Africa were developed by the International Institute of Tropical Agriculture (IITA) in the 1980s, which enable the establishment of several private seed companies in Nigeria. Despite the superior agronomic performance of hybrids, farmers still prefer their trad...


Maziya-Dixon, B.B.Kling, J.Okoruwa, A.[Physical, chemical, and water absorption characterisitics of tropical maize hybrids]Physical, chemical, and water absorption characterisitics of tropical maize hybrids

Striga hermonthica (Del.) Benth is an obligate root parasite infecting maize (Zea mays L.) and causing considerable yield losses in Africa. Few studies have been conducted to determine the effectiveness of recurrent selection for improving resistance to S. hermonthica in maize. The objective of t...


Menkir, A.Kling, J.[Response to recurrent selection for resistance to Striga hermonthica (Del.) Benth in a tropical maize population]Response to recurrent selection for resistance to Striga hermonthica (Del.) Benth in a tropical maize population

A study was conducted to evaluate the use of different intra-row spacing to optimize Striga infesta- tion for resistance screening in maize. Five maize geno- types of different genetics backgrounds and contrasting reactions to Striga hermonthica were evaluated under four intra-row spacing. The ex...


Ibikunle, O.Menkir, A.Smith, M.Kling, J.[Evaluating intra row spacing to optimize techniques for artificial infestation of Striga hermonthica (Del.) Benth, screening for resistance in maize]Evaluating intra row spacing to optimize techniques for artificial infestation of Striga hermonthica (Del.) Benth, screening for resistance in maize

Thirty-six inbred lines selected in West and Central Africa for moderate to high resistance to maize ear rot under conditions of severe natural infection were screened for resistance to aflatoxin contamination using the previously established kernel screening assay. Results showed that more than ...


Brown, R.L.Chen, Z.Y.Menkir, A.Cleveland, T.E.Cardwell, K.Kling, J.White, D.G.[Resistance to aflatoxin accumulation in kernels of maize inbreds selected for ear rot resistance in West and Central Africa]Resistance to aflatoxin accumulation in kernels of maize inbreds selected for ear rot resistance in West and Central Africa

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