Resultados de búsqueda - Gibson,R.

Outcomes of a virus degeneration study in sweetpotato in the Lake zone of Tanzania por Luambano, N., Gibson, R.

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Shortage of sweetpotato planting material caused by prolonged dry seasons in Africa: Strategies to increase its availability in Uganda por Namanda, S., Gibson, R.W.

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Everything you ever wanted to know about sweetpotato, Topic 7: Sweetpotato pest and disease management por Stathers, T., Gibson, R., Namanda, S.

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Sweetpotato seed systems in Uganda, Tanzania, and Rwanda por Namanda, S., Gibson, R., Sindi, K.

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The Triple S Method of producing sweet potato planting material for areas in Africa with long dry seasons por Namanda, S., Amour, R., Gibson, R.W.

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Degeneration in sweetpotato due to viruses, virus-cleaned planting material and reversion: A review por Gibson, R.W., Kreuze, Jan F.

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Sweetpotato seed systems in East Africa. por Gibson, R.W., Namanda, S., Sindi, K.

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Virus diseases of root crops in Africa: abstracts por Legg, James P., Gibson, R., Hughes, J.

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The role of participatory plant breeding as exemplified by the release of the sweetpotato variety NASPOT 11 in Uganda in 2010. por Gibson, R.W., Mpembe, I., Mwanga, Robert O.M.

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Benefits of participatory plant breeding (PPB) as exemplified by the first-ever officially released PPB-bred sweet potato cultivar por Gibson, R.W., Mpembe, I., Mwanga, Robert O.M.

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Sweetpotato cultivar degeneration rate under high and low sweetpotato virus disease pressure zones in Uganda por Adikini, S., Mukasa, S.B., Mwanga, Robert O.M., Gibson, R.W.

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Effects of sweet potato feathery mottle virus and sweet potato chlorotic stunt virus on the yield of sweet potato in Uganda por Adikini, S., Mukasa, S.B., Mwanga, Robert O.M., Gibson, R.W.

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Effect of local inoculum on the spread of sweetpotato virus disease: limited infection of susceptible cultivars following widespread cultivation of a resistant sweetpotato cultivar por Aritua, Valentine, Legg, James P., Smit, N.E., Gibson, R.W.

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Virus movement from infected sweetpotato vines to roots and reversion on root sprouts por Adikini, S., Mukasa, S.B., Mwanga, Robert O.M., Gibson, R.W.

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Methodology for inoculating sweetpotato virus disease: Discovery of tip dieback, and plant recovery and reversion in different clones por Mwanga, Robert O.M., Yencho, George Craig, Gibson, R.W., Moyer, J.W.

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Modeling epidemics in seed systems and landscapes to guide management strategies: The case of sweetpotato in Northern Uganda por Andersen, K.F., Buddenhagen, C., Rachkara, P., Gibson, R., Kalule, S., Phillips, D., Garrett, K.A.

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Everything you ever wanted to know about sweetpotato: Reaching agents of change ToT manual. 4: Sweetpotato production and management; sweetpotato pest and disease management (Amhar... por Stathers, T., Carey, E.E., Mwanga, Robert O.M., Njoku, J., Malinga, J., Gibson, R., Namanda, S.

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Everything you ever wanted to know about sweetpotato: Reaching agents of change ToT manual. 4: Sweetpotato production and management; sweetpotato pest and disease management por Stathers, T., Carey, T., Mwanga, Robert O.M., Njoku, J., Malinga, J., Njoku, A., Gibson, R., Namanda, S.

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Status of sweetpotato virus disease in East Africa 1999 update on incidence por Aritua, V., Mwanga, Robert O.M., Legg, James P., Ndunguru, J., Kamau, J., Vetten, H., Gibson, R.

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Collaborative breeding of cassava and sweet potato in Africa por Gibson,R., Manu-Aduening, J.A., Byamukama, E., Lamboll, R., Mensah, G.A., Mpembe, l., Kayongo, J., Mwanga, Robert O.M.

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