Training manual for the analysis of Fe and Zn in fresh cassava roots and products - Parkes, Elizabeth Y.; Steiner-Asiedu, M.; Saalia, K.; Acquatey-Mensah, A.; Aina, O.O.; Kulakow, Peter A.; Hanna, R.; Iluebbey, Peter O.; Zhenchuk, A.; Schweigert, F.J.; Meyer, S.; Dingelstaedt, Y.; et al. (International Institute of Tropical Agriculture, 2018)