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Advances in Agriculture
Volume 2017, Article ID 8767340, 14 pages
Research Article

Sweet Potato Value Chain Analysis Reveals Opportunities for Increased Income and Food Security in Northern Ghana

1Department of Horticulture, College of Agriculture and Natural Resources, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana
2Council for Scientific and Industrial Research, Savanna Agricultural Research Institute, P.O. Box 46, Bawku, Ghana

Correspondence should be addressed to Issah Sugri; moc.liamg@22irgusi

Received 29 July 2017; Accepted 4 October 2017; Published 2 November 2017

Academic Editor: Innocenzo Muzzalupo

Copyright © 2017 Issah Sugri et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. Food and Agriculture Organization of the United Nations (FAO), Food and Agriculture Organization Statistical Databases (FAOSTAT), 2015.
  2. A. Elameen, S. Fjellheim, A. Larsen et al., “Analysis of genetic diversity in a sweet potato (Ipomoea batatas L.) germplasm collection from Tanzania as revealed by AFLP,” Genetic Resources and Crop Evolution, vol. 55, no. 3, pp. 397–408, 2008. View at Publisher · View at Google Scholar · View at Scopus
  3. D. Markos and G. Loha, “Sweet potato agronomy research in Ethiopia: summary of past findings and future research directions,” Agriculture and Food Sciences Research, vol. 3, no. 1, pp. 1–11, 2016. View at Publisher · View at Google Scholar
  4. I. Chagonda, R. F. Mapfeka, and T. Chitata, “Effect of tillage systems and vine orientation on yield of sweet potato (Ipomoea batatas L.),” American Journal of Plant Sciences, vol. 5, no. 21, pp. 3159–3165, 2014. View at Publisher · View at Google Scholar
  5. P. J. van Jaarsveld, M. Faber, S. A. Tanumihardjo et al., “β-carotene-rich orange-fleshed sweet potato improves the vitamin A status of primary school children assessed with the modified-relative-dose- response test, 1-3,” American Journal of Clinical Nutrition, vol. 81, no. 5, pp. 1080–1087, 2005. View at Google Scholar · View at Scopus
  6. J. W. Low, M. Arimond, N. Osman, B. Cunguara, F. Zano, and D. Tschirley, “A food-based approach introducing orange-fleshed sweet potatoes increased vitamin A intake and serum retinol concentrations in young children in rural Mozambique,” Journal of Nutrition, vol. 137, no. 5, pp. 1320–1327, 2007. View at Google Scholar · View at Scopus
  7. A. Larbi, I. Etela, H. N. Nwokocha et al., “Fodder and tuber yields, and fodder quality of sweet potato cultivars at different maturity stages in the West African humid forest and savanna zones,” Animal Feed Science and Technology, vol. 135, no. 1-2, pp. 126–138, 2007. View at Publisher · View at Google Scholar · View at Scopus
  8. I. Etela and G. A. Kalio, “Yields components and 48-h rumen dry matter degradation of three sweet potato varieties in Ndama steers as influenced by date of harvesting,” Journal of Agriculture and Social Research, vol. 11, no. 2, pp. 15–21, 2011. View at Google Scholar
  9. J. K. Bidzakin, K. Acheremu, and E. Carey, “Needs assessment of sweet potato production in northern Ghana: implications for research and extension efforts,” ARPN Journal of Agriculture and Biological Science, vol. 9, no. 9, pp. 315–319, 2014. View at Google Scholar
  10. SRID, Statistics, Research and Information Division of the Ministry of Food and Agriculture, Ghana, 2013.
  11. P. E. Abidin, J. Kazembe, R. A. Atuna et al., “Sand storage, extending the shelf-life of fresh sweetpotato roots for home consumption and market sales,” Journal of Food Science and Engineering, vol. 6, pp. 227–236, 2016. View at Google Scholar
  12. H. Muyinza, H. L. Talwana, R. O. M. Mwanga, and P. C. Stevenson, “Sweetpotato weevil (cylas spp.) resistance in African sweetpotato germplasm,” International Journal of Pest Management, vol. 58, no. 1, pp. 73–81, 2012. View at Publisher · View at Google Scholar · View at Scopus
  13. J. S. Okonya and J. Kroschel, “Pest status of Acraea acerata Hew. and Cylas spp. in sweetpotato (Ipomoea batatas (L.) Lam.) and incidence of natural enemies in the Lake Albert Crescent agro-ecological zone of Uganda,” International Journal of Insect Science, vol. 5, pp. 41–46, 2013. View at Google Scholar
  14. E. N. K. Sowley, M. Neindow, and A. H. Abubakari, “Effect of poultry manure and NPK on yield and storability of orange-and white-fleshed sweet potato (Ipomoea batatas L. Lam),” ISABB-Journal of Food and Agriculture Science, vol. 5, no. 1, pp. 1–6, 2015. View at Google Scholar
  15. E. Mutandwa and C. T. Gadzirayi, “Comparative assessment of indigenous methods of sweet potato preservation among smallholder farmers: case of grass, ash and soil based approaches in Zimbabwe,” African Studies Quarterly, vol. 9, no. 3, pp. 85–98, 2007. View at Google Scholar · View at Scopus
  16. E. Baafi, J. Manu-Aduening, E. E. Carey, K. Ofori, E. T. Blay, and V. E. Gracen, “Constraints and breeding priorities for increased sweetpotato utilization in Ghana,” Sustainable Agriculture Research, vol. 4, no. 4, p. 1, 2015. View at Publisher · View at Google Scholar
  17. G. Pathania-Jain, “Global parents, local partners: a value-chain analysis of collaborative strategies of media firms in India,” Journal of Media Economics, vol. 14, no. 3, pp. 169–187, 2001. View at Publisher · View at Google Scholar · View at Scopus
  18. P. K. Nkegbe, B. M. Abu, and H. Issahaku, “Food security in the savannah accelerated development authority zone of Ghana: an ordered probit with household hunger scale approach,” Agriculture and Food Security, vol. 6, no. 1, article no. 35, 2017. View at Publisher · View at Google Scholar · View at Scopus
  19. P. Legendre, Coefficient of concordance. pp. 164-169 in: Encyclopedia of Research Design, Vol. 1. N. J. Salkind, ed. SAGE Publications, Inc., Los Angeles. 1776 pp. 2010.
  20. J. G. Wang'ombe and M. P. van Dijk, “Low potato yields in Kenya: do conventional input innovations account for the yields disparity,” Agriculture and Food Security, vol. 2, no. 1, article no. 14, 2013. View at Publisher · View at Google Scholar · View at Scopus
  21. E. Shonga, M. Gemu, T. Tadesse, and E. Urage, “Review of entomological research on sweet potato in Ethiopia,” Discourse Journal Agriculture and Food Science, vol. 1, no. 5, pp. 83–92, 2013. View at Google Scholar
  22. P. B. Tanzubil, “Insect pests of sweet potato in the Sudan savanna zone of Ghana,” Journal of Entomology and Zoology Studies, vol. 3, no. 2, pp. 124–126, 2015. View at Google Scholar
  23. S. K. Asante, G. W. K. Mensah, and E. Wahaga, “Farmers knowledge and perception of insect pests of yam (Dioscorea spp.) and their indigenous control practices in the northern Ghana,” Ghana Journal of Agricultural Science, vol. 40, no. 2, pp. 185–192, 2007. View at Google Scholar
  24. P. B. Tanzubil, A. Alem, and M. Zakariah, “Agronomic performance and pests of frafra potato (Solenostemon rotendifolius) in the Sudan savannah of Ghana,” Tropical Science, vol. 45, no. 1, pp. 10–13, 2005. View at Publisher · View at Google Scholar · View at Scopus
  25. UNIDO, Agro-value chain analysis and development: The UNIDO Approach, United Nations Industrial Development Organization Staff Working papper. Vienna. pp. 1-8, 2009.
  26. E. M. Nangole, D. Mithöfer, and S. Franzel, “Review of guidelines and manuals for value chain analysis for agricultural and forest products,” ICRAF Occasional Paper No. 17. Nairobi: World Agroforestry Centre, 2011.
  27. K. Tomlins, E. Rwiza, A. Nyango et al., “The use of sensory evaluation and consumer preference for the selection of sweetpotato cultivars in East Africa,” Journal of the Science of Food and Agriculture, vol. 84, no. 8, pp. 791–799, 2004. View at Publisher · View at Google Scholar · View at Scopus
  28. A. T. A. Naico and J. L. Lusk, “The value of a nutritionally enhanced staple crop: results from a choice experiment conducted with orange-fleshed sweet potatoes in Mozambique,” Journal of African Economies, vol. 19, no. 4, Article ID ejq007, pp. 536–558, 2010. View at Publisher · View at Google Scholar · View at Scopus
  29. J. K. Kwach, G. O. Odhiambo, M. M. Dida, and S. T. Gichuki, “Participatory consumer evaluation of twelve sweetpotato varieties in Kenya,” African Journal of Biotechnology, vol. 9, no. 11, pp. 1600–1609, 2010. View at Publisher · View at Google Scholar · View at Scopus
  30. I. Sugri, S. K. Nutsugah, A. N. Wiredu, P. N. T. Johnson, and D. Aduguba, “Kendall's concordance analysis of sensory descriptors influencing consumer preference for sweet potatoes in Ghana,” American Journal of Food Technology, vol. 7, no. 3, pp. 142–150, 2012. View at Publisher · View at Google Scholar · View at Scopus
  31. K. Tomlins, G. Ndunguru, K. Stambul et al., “Sensory evaluation and consumer acceptability of pale-fleshed and orange-fleshed sweetpotato by school children and mothers with preschool children,” Journal of the Science of Food and Agriculture, vol. 87, no. 13, pp. 2436–2446, 2007. View at Publisher · View at Google Scholar · View at Scopus