– Scientific visit in 2008 to Viikki Tropical Resources Institute- University of Helsinki.

The aim was to strengthen the scientific linkage between the University of Khartoum and

University of Helsinki on 1.2.2008-30.4.2008.

– Scientific visit in 2010 to Viikki Tropical Resources Institute- University of Helsinki,

as Postgraduate visiting student. The aims were to attend some courses, discuss and

develop the methods for field work on 24.6.2010-31.5.2011