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An in vitro growth system was used to determine the virulence of two samples of Striga gesnerioides from Zakpota in southern Benin. Cowpea variety B301, previously considered resistant to all races of S. gesnerioides, was susceptible to both samples of the parasite. Two other cowpea varieties, 58...


Lane, J.A.Moore, T.H.Cardwell, K.Singh, B.Bailey, M.[Virulence characteristics of a new race of the parasitic angiosperm, Sriga gesnerioides, from southern Benin on cowpea (Vigna unguiculata)]Virulence characteristics of a new race of the parasitic angiosperm, Sriga gesnerioides, from southern Benin on cowpea (Vigna unguiculata)

IT 84S-2140 and IT 85F-1517 (cowpea varieties) susceptible to scab disease caused by Sphaceloma sp. were treated with severely infected cowpea plants in 1989 and 1990 field trials. Different levels of disease intensity were generated by treatment with benomyl using two different methods of applic...


Mungo, C.M.Emechebe, A.Cardwell, K.[Assessement of crop loss in cowpea (Vigna unguiculata [L] Walp) caused by Sphaceloma sp., causal agent of scab disease]Assessement of crop loss in cowpea (Vigna unguiculata [L] Walp) caused by Sphaceloma sp., causal agent of scab disease

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