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IITA's research in breeding cassava and sweet potato for resistance to pests and diseases of major economic importance in Africa is discussed under the headings: breeding cassava for resistance to pests (cassava green spider mite (Mononychellus progresivus and M. tanajoa) and cassava mealybug (Ph...


Hahn, S.K.Caveness, F.E.Lema, K.M.Theberge, R.L.[Breeding cassava and sweet potato for pest and disease resistance in Africa]Breeding cassava and sweet potato for pest and disease resistance in Africa

The cassava diseases of major economic importance in Africa are cassava mosaic, bacterial blight, and anthracnose, and the major cassava pests are cassava mealybug and green spider mite. Methods of screening cassava breeding material for resistance to the diseases and pests in the light of factor...

En Afrique, les maladies et ennemis du manioc d'une grande imponance economique sontrespectivement la br0lure bacterienne, I'anthracnose et la mosai,que dans le premiercas et la cochenilledans le second. Des discussions ont eu lieu sur des m6thodes de s6lection du materiel genetique demanioc i la...


Hahn, S.K.Caveness, F.E.Terry, Eugene R.Terry, Eugene R.Oduro, K.A.Leuschner, K.Singh, T.P.[Cassava improvement strategies for resistance to major economic diseases and pests in Africa]Cassava improvement strategies for resistance to major economic diseases and pests in Africa

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