This work is licensed under a
Creative Commons Attribution 4.0 International License
[1] N. Kunsteelj, D. Znidarcic, B. Ster, Employing artificial neutral networks and egressions in analysis on knowledge about sweet potato (Ipomoea batatas L) in Slovenia, Ital. J. Food Sc. 25(3) (2013) 263-274.
[2] N. Kunsteelj, D. Znidarcic, B. Ster, Using association rules mining for sweet potato (Ipomoea batatas L) in Slovenia: A case study, J. Food, Agric. and Environ. 1(1) (2013) 253-258.
[3] A.N. Ukom, G.O. Azubuike, N.L. Nwanagba, Varietal differences in the chemical Composition and functional properties of some sweet potato varieties grown in Umudike, Inter. J. Applied Research and Tech. 5(10) (2016) 18-27.
[4] U.J. Ukpabi, E.A. Ekeledo, Feasibility of using orange fleshed sweet potato as an alternative to carrot in Nigerian salad preparation, Agric. J. 4(5) (2009) 216-218.
[5] Hellen Keller International, Biofortification: Orange Fleshed Sweet potato, Park Avenue South, New York, (2011).
[6] J. Joog-Keun et al., Distribution of phenolic compounds and antioxidative activities in parts of sweet potato (Ipomoea batata L. ) plants and in home processed roots, J. Food Composition and Analysis. 24(1) (2011) 29-37.
DOI: https://doi.org/10.1016/j.jfca.2010.03.025[7] R. Kurata et al., Growth suppression of human cancer cells by polyphenolics from sweet potato (Ipomoea batatas L. ) leaves, J. Agric. and Food Chem. 55(1) (2007) 185-190.
[8] B. Ludvik, M. Hansfeld, M. Pacini, Improved metabolic control by Ipomoea batatas (Caiapo) is associated with increased adiponectin and decreased fibrinogen levels in type 2 diabetic subjects, Diabetes, Obesity and Metabolism. 10 (2008) 586-592.
DOI: https://doi.org/10.1111/j.1463-1326.2007.00752.x[9] D.J. Huang et al., Antioxidant and antiproliferative activities of sweet potato (Ipomoea) batatas [L. ] Lam Tainong 57, ) constituents, Botanical Bulletin Academia Sinica. 45 (2004) 179-186.
[10] M.S. Padda, D.H. Picha, Antioxidant activity and phenolic composition in Beauregard, sweetpotato are affected by root size and leaf age, J. Am. Society for Horticultural Sc. 132(4) (2007) 447-448.
[11] I. Etela, G.A. Kalio, Yields components and 48h rumen dry matter degradation of three sweet potato varieties in N'dama steers as influenced by date of harvesting, J. Agric. and Social Research. 11(2) (2011) 15-21.
[12] D.C. Sands et al., Evaluating optimal human nutrition to a central goal of plant breeding and production of plant-based foods, Plant Science. 177 (2009) 377-389.
DOI: https://doi.org/10.1016/j.plantsci.2009.07.011[13] J.B. Harborne, C.A. Williams, Advances in flavonoid research since 1992, J. Phytochem. 55 (2000) 481-492.
[14] D.B. Rodriguez-Amaya, M. Kimura, Harvestplus handbook for carotenoids analysis, Harvestplus, Washington D. C. and Cali, Columbia, (2004).
[15] J.A. Howe, S.A. Tanumihardjo, Evaluation of analytical methods for carotenoids from biofortified maize (Zea mays sp. ), J. Agric. Food Chem. 54 (2006) 7992-7994.
DOI: https://doi.org/10.1021/jf062256f[16] Association of Official Analytical Chemists (AOAC), Standard Official Methods of Analysis, 17th edition (2001), Virginia.
[17] G. Loebensten, G. Thottappilly, The Sweetpotato, Springer Science & Business Media, (2009).
[18] A.N. Ukom, P.C. Ojimelukwe, E.O. Alamu, All-trans-cis β-carotene content of selected sweet potato (Ipomoea batatas (L) Lam) varieties as influenced by different levels of nitrogen fertilizer application, Afr. J. Food Sci. 5(3) (2011) 131-137.
DOI: https://doi.org/10.3923/pjn.2009.1791.1795[19] R. Ferede et al., Identification and quantification of major carotenoids of deep yellow-fleshed yam (tropical Dioscorea dumentorium), J. Food, Agric. and Environ. 8(3-4) (2010) 160-166.
[20] A. Champagne et al., Carotenoid profiling of tropical root crop chemotypes from Vanuatu, South Pacific, J. Food Composition and Analysis. 23(8) (2010) 767-771.
DOI: https://doi.org/10.1016/j.jfca.2010.03.021[21] H. Ceballos et al., Spatial distribution of dry matter in yellow fleshed cassava roots and its influence on carotenoid retention upon boiling, Food Research International. 45(1) (2012) 52-59.
DOI: https://doi.org/10.1016/j.foodres.2011.10.001[22] A.N. Ukom et al., Proximate composition and carotenoid profile of yams (Dioscorea spp. ) and cocoyam (Xanthosoma maffa (Scoth) root tubers from Nigeria, Am. J. Food and Nutr. 4(1) (2014) 1-10.
DOI: https://doi.org/10.1002/star.201500114[23] Food and Agricultural Organization of the United Nations/World Health Organization, Human vitamin and mineral requirements. Report of a joint FAO/WHO expert consultation, Bangkok, Thailand. Food and Nutrition Division, FAO Rome, (2001).
DOI: https://doi.org/10.1177/156482650602700117[24] J.J. Paul et al., Β-carotene rich orange-fleshed sweet potato improves the vitamin A status of primary school children assessed with the modified-relative-dose-respose test 1, 2, 3, Am. J. Clin. Nutr. 8(5) (2005) 1080-1087.
[25] L. M. K´osambo et al., Influence of age, farming site and boiling on pro-vitamin A content in sweet potato (Ipomea batatas (L. ) Lam) storage roots, J. Food Composition and Analysis 11 (1999) 305-321.
DOI: https://doi.org/10.1006/jfca.1998.0591[26] C. Rojas-Garbanzo et al., Identification and quantification of carotenoids by HPLC-DAD during the processing of peach palm (Bactris gasipaes H.B.K. ) flour, Food Research Inter. 44 (2011) 2377-2384.
DOI: https://doi.org/10.1016/j.foodres.2011.02.045[1] L. Ndah, P. Ojimelukwe, "Effect of Planting Distance and Harvesting Period on the Composition, and Quality Parameters of Orange Fleshed Sweet Potato Varieties (Umuspo-1 and Ex-Onyunga)", Sustainable Food Production, Vol. 6, p. 33, 2019
DOI: https://doi.org/10.18052/www.scipress.com/SFP.6.33[2] P. Ojimelukwe, U. Okpanku, "Soil Nutrient Management Practices Influence the Carotenoid Content and Profile of Orange Fleshed Sweet Potato Variety (UMUSPO 3)", Sustainable Food Production, Vol. 8, p. 38, 2020
DOI: https://doi.org/10.18052/www.scipress.com/SFP.8.38