Streiffeler, Friedhelm; Khalil Makki, Elsamawal; Taha … - Universität <Berlin, Humboldt-Universität> / … - 2008
Urban agriculture is a very important activity of refugees although it has not been in the focusof research as today. This research was done in the region of greater Khartoum in the Sudanwhich was the destination of migration of 5 million people in the last 25 years coming incause of...