'NASPOT 11', sweetpotato cultivar, participatory plant-breeding, Uganda

Mwanga, Robert O.M., Niringiye, Charles, Alajo, Agnes, Kigozi, Benjamin, Namukula, Joweria, Mpembe, Isaac, Tumwegamire, Silver, Gibson, Richard W. and Yencho, G. Craig (2011) 'NASPOT 11', a sweetpotato cultivar bred by a participatory plant-breeding approach in Uganda. HortScience, 46 (2). pp. 317-321. ISSN 0018-5345

Africa, begomovirus, geminivirus, leaf curl, sweet potato leaf curl virus, sweet potato leaf curl Uganda virus,

Wasswa, P., Otto, B., Maruthi, M.N. ORCID: https://orcid.org/0000-0002-8060-866X, Mukasa, S.B., Monger, W. and Gibson, R.W. (2011) First identification of a sweet potato begomovirus (sweepovirus) in Uganda: Characterization, detection and distribution. Plant Pathology, 60 (6). pp. 1030-1039. ISSN 0032-0862 (Print), 1365-3059 (Online) (doi:10.1111/j.1365-3059.2011.02464.x)

Africa, cassava mosaic disease, Ghana, participatory plant breeding

Manu-Aduening, J.A., Lamboll, Richard, Ampong Mensah, G. and Gibson, Richard W. (2007) Farmers' perceptions and knowledge of cassava pests and diseases and their approach to germplasm selection for resistance in Ghana. Annals of Applied Biology, 151 (2). pp. 189-198. ISSN 0003-4746 (doi:10.1111/j.1744-7348.2007.00182.x)

Africa, farmer selection, host plant disease resistance, landraces

Gibson, R.W., Lyimo, N.G., Temu, A.E.M., Stathers, T.E. ORCID: https://orcid.org/0000-0002-7767-6186, Page, W.W., Nsemwa, L.T.H., Acola, G. and Lamboll, R.I. (2005) Maize seed selection by East African smallholder farmers and resistance to Maize streak virus. Annals of Applied Biology, 147 (2). pp. 153-159. ISSN 0003-4746 (Print), 1744-7348 (Online) (doi:10.1111/j.1744-7348.2005.00021.x)

Africa, volunteers, virus infection, propagation, planting material

Namanda, Sam, Gibson, Richard and Sindi, Kirimi (2011) Sweetpotato seed systems in Uganda, Tanzania, and Rwanda. Journal of Sustainable Agriculture, 35 (8). pp. 870-884. ISSN 1044-0046 (Print), 1540-7578 (Online) (doi:10.1080/10440046.2011.590572)

Closteroviridae, crinivirus, resistance, durability, serotype, Uganda, Africa

Aritua, V., Barg, E., Adipala, E., Gibson, Richard W. and Vetten, H.J. (2008) Further evidence for limited genetic diversity among East African isolates of sweet potato chlorotic stunt virus. Journal Of Phytopathology, 156 (3). pp. 181-189. ISSN 1439-0434 (doi:10.1111/j.1439-0434.2007.01338.x)

Crop protection, Rural poor, Poverty, Sahel, Mali, Pest management, Cotton, Cassava, Maize, Sorghum, Kenya, Biological control, Honduras, Campesino

Gibson, R.W. and Sweetmore, A., (eds.) (1991) Proceedings of a seminar on crop protection for resource poor farmers. Natural Resources Institute, Chatham, UK. ISBN 0859543218

Integrated seed sector development, Marketing, Planting material, New varieties, Sustainability

Lukonge, Everina J., Gibson, Richard W., Laizer, Lembris, Amour, Rahila and Phillips, David P. (2015) Delivering new technologies to the Tanzanian sweetpotato crop through its informal seed system. Agroecology and Sustainable Food Systems, 39 (8). pp. 861-884. ISSN 2168-3565 (Print), 2168-3573 (Online) (doi:10.1080/21683565.2015.1046537)

NASPOT 11 sweet potato cultivar (Tomulabula), researcher-bred variety NASPOT 1, Ugandan National Sweetpotato Program (UNSP)

Gibson, R.W., Mpembe, I. and Mwanga, R.O.M. (2011) Benefits of participatory plant breeding (PPB) as exemplified by the first-ever officially released PPB-bred sweet potato cultivar. The Journal of Agricultural Science, 149 (5). pp. 625-632. ISSN 0021-8596 (Print), 1469-5146 (Online) (doi:10.1017/S0021859611000190)

Sweetpotato, health benefits, orange-fleshed cultivars, vitamin A, vitamin A deficiencies, East Africa, sweetpotato virus disease, whitefly-transmitted crinivirus, aphid-transmitted potyvirus, management programs

Clark, Christopher A., Davis, Jeffrey A., Abad, Jorge A., Cuellar, Wilmer J., Fuentes, Segundo, Kreuze, Jan F., Gibson, Richard, Mukasa, Settumba B., Tugume, Arthur K., Tairo, Fred Donati and Valkonen, Jari P.T. (2012) Sweetpotato viruses: 15 years of progress on understanding and managing complex diseases. Plant Disease, 96 (2). pp. 168-185. ISSN 0191-2917 (doi:10.1094/PDIS-07-11-0550)

carlavirus, sweet potato, Uganda, Africa

Aritua, V., Barg, E., Adipala, E., Gibson, R.W., Lesemann, D.E. and Vetten, H.J. (2009) Host range, purification, and genetic variability in Sweet potato chlorotic fleck virus. Plant Disease, 93 (1). pp. 87-93. ISSN 0191-2917 (doi:10.1094/PDIS-93-1-0087)

cassava; cassava flour; value chains; smallholders; quality; agricultural extension services;

Adebayo, K., Abayomi, L., Abass, A., Dziedzoave, N.T., Forsythe, L. ORCID: https://orcid.org/0000-0001-9931-4453, Hillocks, R.J., Gensi, R., Gibson, R.W., Graffham, A.J., Ilona, P., Kleih, U.K., Lamboll, R.I., Mahende, G., Martin, A.M. ORCID: https://orcid.org/0000-0001-9305-7302, Onumah, G.E., Orr, A.W., Posthumus, H., Sanni, L.O., Sandifolo, V. and Westby, A. (2010) Sustainable inclusion of smallholders in the emerging high quality cassava flour value chains in Africa: challenges for agricultural extension services. Journal of Agricultural Extension, 14 (1). pp. 1-10. ISSN 1119-944X

cultivar decline, Ipomoea batatas, virus indexing, virus spread, yield, dépérissement des cultivars, indexage des virus, Ipomoea batatas, propagation des virus, rendement

Adikini, Scovia, Mukasa, Settumba B., Mwanga, Robert O.M. and Gibson, Richard W. (2015) Sweet potato cultivar degeneration rate under high and low sweet potato virus disease pressure zones in Uganda. Canadian Journal of Plant Pathology, 37 (1). pp. 136-147. ISSN 0706-0661 (Print), 1715-2992 (Online) (doi:10.1080/07060661.2015.1004111)

in situ conservation, diversity, climate change, varietal improvement, agromorphological trait, traditional variety, subsistence farmer

Gibson, Richard W. (2009) A review of perceptual distinctiveness in landraces including an analysis of how its roles have been overlooked in plant breeding for low-input farming systems. Economic Botany, 63 (3). pp. 242-255. ISSN 0013-0001 (Print), 1874-9364 (Online) (doi:10.1007/s12231-009-9086-3)

orange fleshed sweetpotato, training, experiential learning, learning activities, marketing, nutrition, agriculture, M&E, gender

Stathers, Tanya ORCID: https://orcid.org/0000-0002-7767-6186, Low, J., Mwanga, R., Carey, T., David, S. and Gibson, Richard (2013) Everything you ever wanted to know about sweetpotato: Reaching Agents of Change training of trainers (TOT) manual. Manual. International Potato Center (CIP).

participatory plant breeding, selection criteria, varietal attributes, perceptual distinctiveness, disease resistance, pest resistance

Gibson, Richard W., Byamukama, Emmanuel, Mpembe, Isaac, Kayongo, James and Mwanga, Robert O.M. (2008) Working with farmer groups in Uganda to develop new sweet potato cultivars: decentralisation and building on traditional approaches. Euphytica, 159 (1-2). pp. 217-228. ISSN 0014-2336 (Print), 1573-5060 (Online) (doi:10.1007/s10681-007-9477-4)

sweet potato virus, Africa, pest management

Gibson, Richard W. (2006) Working with farmers to control sweet potato virus disease in East Africa. In: Sweetmore, Anne, Kimmins, Francis and Silverside, Penny, (eds.) Perspectives on pests II: achievements of research under UK Department for International Development Crop Protection Programme 2000–05. Natural Resources International Ltd., Aylesford, UK, pp. 28-30. ISBN 0954645278