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Rossel, H.W.Thottappilly, G.Ng, S.Y.C.Hartman, G.[Quarantine aspects of the international transfer of genetic resources from the International Institute of Tropical Agriculture]Quarantine aspects of the international transfer of genetic resources from the International Institute of Tropical Agriculture

Many virus diseases of plants and probably all diseases caused by mycoplasma-like organisms (MLOs) are transmitted by insect vectors. In this review the vector insect groups of viruses and MLOs on tropical food legumes are discussed. An overview is given quoting examples of the relations between ...


Thottappilly, G.Rossel, H.W.Reddy, D.V.R.Morales, F.J.Green, S.K.Makkouk, K.M.[Vectors of virus and mycoplasma diseases: an overview]Vectors of virus and mycoplasma diseases: an overview

Both components of the virus complex that causes the sweet potato virus disease (SPVD) in Nigeria can individually be transmitted by their respective vectors from diseased sweet potato to healthy sweet potato and to the test plant, Ipomoea setosa. But in isolation, neither the aphid nor the white...


Rossel, H.W.Thottappilly, G.[Complex virus diseases of sweet potato]Complex virus diseases of sweet potato

Several applications of biotechnology have been successfully used recently in cowpea. A molecular map of cowpea has been constructed using RFLP markers, and this has already facilitated the localization of certain quantitative trait loci; gene chromosome localization using in situ hybridization i...


Monti, L.Murdock, L.Thottappilly, G.[Oppotunities for biotechnology in cowpea]Oppotunities for biotechnology in cowpea

Cowpea crops are susceptible low more than 20 viral diseases. Some of the most destructive viral pathogens are transmitted from one plant generation to the next through the seed, and thus are generally disseminated to most cowpea-producing regions of the world. Seedborne cowpea viruses, after est...


Hampton, R.Thottappilly, G.Rossel, H.[Viral diseases of cowpea and their control by resistance conferring genes]Viral diseases of cowpea and their control by resistance conferring genes

Meristem-tip culture is commonly used to eliminate viruses from plants. The fact that some viruses are more difficult to eliminate than others has led to the use of thermotherapy and chemotheraphy, along with meristem-tip culture, to increase the efficacy of disease elimination. Tissue culture ma...


Ng, S.Y.C.Thottappilly, G.Rossel, H.W.[Tissue culture in disease elimination and micropropagation]Tissue culture in disease elimination and micropropagation

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