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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Scheme of collection of yam-derived foodstuffs from producers. The items collected were yam (Dioscorea rotundata) chips (three samples), and flakes (two samples). For all different products, collections at one month intervals were performed, for a total of 15 samples.