Nguyen Duy Quynh Tram 2003 Effect of method of processing cassava leaves on intake, digestibility and N retention by Ba Xuyen piglets and HCN content of the leaves. MEKARN Mini-projects 2003 MSc course.  Retrieved, from MEKARN Mini-projects. http://www.mekarn.org/MSc 2003-05/miniprojects/web page/tram.htm