Delivering New Technologies to the Tanzanian Sweetpotato Crop Through Its Informal Seed System

Agroecology and Sustainable Food Systems

Volumn 39, Issue 8, 2015, Pages 861-884

  Lukonge, Everina J ^a   Gibson, Richard W ^b   Laizer, Lembris ^a   Amour, Rahila ^a   Phillips, David P ^b  

^a Ukiriguru Agricultural Research Institute   (Tanzania)

^b UNIVERSITY OF GREENWICH   (United Kingdom)

Author keywords

integrated seed sector development; marketing; new varieties; planting material; sustainability

Indexed keywords

IPOMOEA BATATAS;

EID: 84938898700     PISSN: 21683565     EISSN: 21683573     Source Type: Journal    
DOI: 10.1080/21683565.2015.1046537     Document Type: Article

References (40)

1. C.J.M.Almekinders,, N.P.Louwaars, and G.H.de Bruijn. 1994. Local seed systems and their importance for an improved seed supply in developing countries. Euphytica 78:207–216.
2. I.Barker,, M.Andrade, R.Labarta, R.Mwanga, R.Kapinga, S.Fuentes, et al. 2009. Challenge theme paper 2: Sustainable seed systems. In Unleashing the potential of sweet potato in Sub-Saharan Africa: Current challenges and way forward, eds. M.Andrade, I.Barker, D.Cole, H.Dapaah, H.Elliott, S.Fuentes, 43–63. International Potato Center (CIP), Lima, Peru. Working Paper 2009-1.
3. I.R.M.Benesi,, P.J.Mtambalika, and J.Mkumbira. 1998. Techniques and methodologies of cassava and sweetpotato multiplication. Proceedings of the 6th Triennial Symposium of the International Society for Tropical Root Crops–Africa Branch, eds. M.O.Akoroda and I.J.Ekanayake, 62–64. Lilongwe, Malawi, October 22–28, 1995.
4. R.M.Chirwa, and V.D.Aggarwal. 2005. Experiences with the supply of bean seed in Malawi. In PABRA Millennium Workshop (Novotel Mount Meru, Arusha, Tanzania, 28 May–1 June 2001), coord. R. Kirby, 201–207. Kampala, Uganda: Pan-Africa Bean Research Alliance (PABRA), International Center for Tropical Agriculture (CIAT).
5. S.David,, L.Mukandala, and J.Mafuru. 2005. Access to seed, a factor ignored in crop varietal adoption studies: a case study of beans in Tanzania. In PABRA Millennium Workshop (Novotel Mount Meru, Arusha, Tanzania, 28 May–1 June 2001), coord. R. Kirby, 179–187. Kampala, Uganda: Pan-Africa Bean Research Alliance (PABRA), International Center for Tropical Agriculture (CIAT).
6. S.David,, and L.Sperling. 1999. Improving technology delivery mechanisms: Lessons from bean seed systems research in Eastern and Central Africa. Agriculture and Human Values 6:381–388.
7. J.Fajardo,, N.Lutaladio, M.Larinde, C.Rosell, I.Barker, W.Roca, and E.Chujoy. 2010. Quality declared planting material. Protocols and standards for vegetatively propagated crops. FAO Plant Production and Protection Paper 195. FAO, Rome, Italy.
8. FAOSTAT. 2014. http://faostat.fao.org/site/339/default.aspx (accessed April 7, 2014).
9. R.W.Gibson, 2013. How sweetpotato varieties are distributed in Uganda: Actors, constraints and opportunities. Food Security 5:781–791.
10. R.W.Gibson,, S.C.Jeremiah, V.Aritua, R.P.Msabaha, I.Mpembe, and J.Ndunguru. 2000. Sweetpotato virus disease may remain a damaging disease of sweetpotato in Africa because lack and neglect of seedlings in the traditional farming system hinder the development of superior resistant landraces. Journal of Phytopathology 148:441–447.
11. R.W.Gibson,, and J.F.Kreuze. 2014. Degeneration in sweetpotato due to viruses, virus cleaned planting material and reversion: a review. Plant Pathology 64:1–15.
12. R.W.Gibson,, R.O.M.Mwanga, S.Namanda, S.C.Jeremiah, and I.Barker. 2009. Review of sweetpotato seed systems in East and Southern Africa. International Potato Center (CIP), Lima, Peru. Integrated Crop Management Working Paper 2009–1.
13. P.R.Gildemacher, P.Demo, I.Barker, W.Kaguongo, G.Woldegiorgis, W.W.Wagoire, M.Wakahiu, C.Leeuwis, et al. 2009. A description of seed potato systems in Kenya, Uganda and Ethiopia. American Journal of Potato Research 86:373–382.
14. P.G.Guéi,, J.W.Bentley, and P.Van Mele. 2011. Introduction. In A Full granary. African seed enterprises: Sowing the seeds of food security, eds. P.Van Mele, J.W.Bentley, and R.G.Guéi, 1–7. Rome, Italy: FAO.
15. A.Hall,, G.Bockett, and S.Nahdy. 1998. Sweetpotato postharvest systems in Uganda: Strategies, constraints and potentials. Social Science Department Working Paper 1998-7. International Potato Center (CIP). Lima, Peru.
16. W.A.Johnson,, and L.M.Ware. 1948. Effect of rates of nitrogen on the relative yields of sweetpotato vines and roots. Proceedings of the American Society of Horticultural Science 52:313–316.
17. R.B.Jones,, P.Bramel, C.Longley, and T.Remington. 2002. The need to look beyond the production and provision of relief seed: experiences from Southern Sudan. Disasters 26:302–315.
18. R.E.Kapinga,, P.T.Ewell, S.C.Jeremiah, and R.Kileo. 1995. Sweetpotato in Tanzanian farming and food systems: Implications for research. Tanzania: International Potato Center (CIP)/ Ministry of Agriculture.
19. N.P.Louwaars,, and W.S.de Boef. 2012. Integrated seed sector development in Africa: A conceptual framework for creating coherence between practices, programs, and policies. Journal of Crop Improvement 26:39–59.
20. J.W.Low,, M.Arimond, N.Osman, B.Cunguara, F.Zano, and D.Tschirley. 2007. A food-based approach introducing orange-fleshed sweetpotatoes increased vitamin A intake and serum retinol concentrations in young children in rural Mozambique. Journal of Nutrition 137:1320–1327.
21. M.Makokha, P.Omanga, A.Onyango, J.Otado, and T.Remington. 2004. Comparison of seed vouchers & fairs and direct seed distribution: lessons learned in eastern Kenya and critical next steps. In Addressing seed security in disaster response: Linking relief with development, eds. L.Sperling, T.Remington, J.M.Haugen, and S.Nagoda, 45–67. Cali, Colombia: International Center for Tropical Agriculture.
22. S.J.McGuire 2008. Securing access to seed: Social relations and sorghum seed exchange in eastern Ethiopia. Human Ecology 36:217–229.
23. S.J.McGuire,, and L.Sperling. 2013. Making seed systems more resilient to stress. Global Environmental Change 23:644–653.
24. N.Minot,, M.Smale, C.Eicher, T.Jayne, J.Kling, D.Horna, and R.Myers. 2007. Seed development programs in sub-Saharan Africa: A review of experiences. Nairobi, Kenya: Rockefeller Foundation, Nairobi.
25. R.O.M.Mwanga,, B.Odongo, C.Niringiye, A.Alajo, P.E.Abidin, R.Kapinga, et al. 2007. Release of two orange-fleshed sweetpotato cultivars, “SPK004” (“Kakamega”) and “Ejumula” in Uganda. HortScience 42:1728–1730.
26. R.O.M.Mwanga,, B.Odongo, G.Turyamureeba, G.C.Yencho, R.W.Gibson, N.E.J.M.Smit, et al. 2003. Release of six sweetpotato cultivars (NASPOT 1’ TO NASPOT 6’) in Uganda. Hortscience 38:475–476.
27. L.Nagarajan,, and M.Smale. 2007. Village seed systems and the biological diversity of millet crops in marginal environments of India. Euphytica 155:167–182.
28. S.Namanda,, R.W.Gibson, and K.Sindi. 2011. Sweetpotato seed systems in Uganda, Tanzania, and Rwanda. Journal of Sustainable Agriculture 35:870–884.
29. R.Otsyula,, G.Rachier, N.Ambitsi, R.Juma, C.Ndiya, R.Buruchara, et al. 2004. The use of informal seed producer groups for diffusing root-rot resistant varieties during periods of acute stress. In Addressing seed security in disaster response: Linking relief with development, eds. L.Sperling, T.Remington, J.M.Haugen, and S.Nagoda, 69–89. Cali, Colombia: International Center for Tropical Agriculture.
30. P.Rachkara,, S.W.Kalule, and R.W.Gibson. 2015. Distribution of sweetpotato planting materials in Northern Uganda, African Crop Science Society Proceedings, 11:753–755. Entebbe Uganda October 10–13, 2013.
31. T.Remington,, J.Maroko, S.Walsh, P.Omanga, and E.Charles. 2002. Getting off the seeds-and-tools treadmill with CRS seed vouchers and fairs, Disasters 26:316–328.
32. L.Sperling,, H.D.Cooper, and T.Remington. 2008. Moving towards more effective seed aid. Journal of Development Studies 44:586–612.
33. L.Sperling,, and S.J.McGuire. 2010. Persistent myths about emergency seed aid. Food Policy 35:195–201.
34. L.Sperling,, and S.J.McGuire. 2012. Fatal gaps in seed security strategy. Food Security 4:569–579.
35. L.Sperling,, T.Remington, and J.M.Haugen. 2004. Overview of findings and reflections. In Addressing seed security in disaster response: Linking relief with development, L. Sperling, T. Remington, J. M. Haugen, and S. Nagoda, 1;14. Cali, Colombia: International Center for Tropical Agriculture.
36. T.Stathers,, S.Namanda, R.O.M.Mwanga, G.Khisa, and R.Kapinga. 2005. Manual for sweetpotato integrated production and pest management farmer field schools in sub-Saharan Africa. Kampala, Uganda: International Potato Center.
37. G.Thiele, 1999. Informal potato seed systems in the Andes: Why are they important and what should we do with them? World Development 27:83–99.
38. M.T.Traoré,, and P.A.Seck. 2011. Foreward. In African seed enterprises: Sowing the seeds of food security, eds. P.Van Mele, J.W.Bentley, R.G.Guéi, X1–X2. Rome, Italy: FAO.
39. R.Tripp, 1995. Supporting integrated seed systems: Institutions, organizations and regulations. Regional Co-ordination Center for Research and Development of Coarse Grains. Pulses, Roots and Tuber Crops in the Humid Tropics of Asia and the Pacific Bulletin 32:53–63.
40. S.Walsh,, J.-M.Bihizi, C.Droeven, B.Ngendahayo, B.Ndaboroheye, and L.Sperling. 2004. Drought, civil strife, and seed vouchers & fairs: The role of the trader in the local seed system. In Addressing seed security in disaster response: Linking relief with development, eds. L.Sperling, T.Remington, J.M.Haugen, and S.Nagoda, 15–28. Cali, Colombia: International Center for Tropical Agriculture.