@INBOOK {ALMAZAN:1988b, title = {A guide to the picrate test for cyanide in cassava leaf/ Determination de l'acide cyanhyrique des feuilles de manioc par la methode au picrate. (Bilingual leaflet)}, author = {Almazan, A. M. }, year = {1988}, note = {RTB; Root and Tuber; Cassava}, }