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Field screening of maize (Zea mays L.) and sorghum [Sorghum bicolor (L.) Moench] can be an efficient means of selecting for resistance to the parasitic plant Striga hermonthica (Del.) Benth. Spatial variability in natural S. hermonthica seed infestations necessitates supplemental infestation for ...


Berner, D.Ikie, F.O.Aigbokhan, E.I.[Methods for soil infestation with Striga hermonthica seeds]Methods for soil infestation with Striga hermonthica seeds

During the rainy season of 1991, severely reduced plant stands and severely stunted plants were observed in several fields of the cover crop Mucuna pruriens (L.) DC. var. utilis (Wallich ex Wight) Baker ex Burck at the International Institute of Tropical Agriculture in Ibadan, Nigeria. Initial ou...


Berner, D.K.Killani, A.S.Aigbokhan, E.I.Couper, D.C.[Macrophomina phaseolina on the tropical cover crops Mucuna pruriens var. utilis]Macrophomina phaseolina on the tropical cover crops Mucuna pruriens var. utilis

Striga aspera and Striga hermonthica are recognized as separate species, but their close morphological similarity causes difficulty in distinguishing between them in areas where they coexist in Africa. In this study, crosses between the species were made using randomly selected morphologically ty...


Aigbokhan, E.I.Berner, D.K.Musselman, L.J.Mignouna, H.D.[Evaluation of variability in Striga aspera, Striga hermonthica and their hybrids using morphological characters and random amplified polymorphic DNA markers]Evaluation of variability in Striga aspera, Striga hermonthica and their hybrids using morphological characters and random amplified polymorphic DNA markers

Striga aspera and S. hermonthica are sympatric in Africa. Each may serve as virulent gene reservoirs for the other if they hybridize and their hybrids are virulent and fertile. Intraspecific and interspecific crosses were made within and between the species, and reproductive success was determine...


Aigbokhan, E.I.Berner, D.K.Musselman, L.J.[Reproductive ability of hybrids of Striga aspera and Striga hermonthica]Reproductive ability of hybrids of Striga aspera and Striga hermonthica

The herbicide imazaquin was tested for efficacy in striga gesnerioides and Alectra vogelii control when applied as a cowpea (Vigna unguiculata) seed treatment. Four sets of experiments were conducted in the laboratory and screenhouse. Two cowpea cultivar, three geographical isolates of S. gesneri...


Berner, D.K.Awad, A.E.Aigbokhan, E.I.[Potential of imazaquin seed treatment for control of Stiga gesnerioides and Alectra vogeliii in cowpea (Viigna unguiculata)]Potential of imazaquin seed treatment for control of Stiga gesnerioides and Alectra vogeliii in cowpea (Viigna unguiculata)

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