1-El Nadi,A.Hand El Rayah,A.H(1972)water requirements investigations in the Sudan,proceeding of FAO Water use Seminar, Damascus,pp.136.

2-El Rayah ,A.H and ElNadi,A.H(1972)Irrigation studies in the Gezira (Sudan).proceeding of FAO water use Seminar,Damascus.pp.

244245.

3-El.Nadi,A.H(1972). Special problems of irrigation in Agriculture, proceedings of the post graduate course in the teaching of Tropical Agronomy.UNESCO in association with Faculty Agriculture, University of Khartoum.

4-ELkarouri, M.O.H, Khidir,M.O and EL Nadi,A.H(1972).Devising the Agronomy syllabus proceedings of the post –graduate course in the teaching of Tropical Agronomy.University of Khartoum .

5-56.EL.Nadi,A.H(1974).Water requirements of wheat and maize. Symposium on cereal crops. Agricultural Research Corporation,WadMedani 18-19 March 1974.

6-EL Nadi,A.H(1982). Water regimes and crop water requirements.Symposium.Khartoum State, Technical Reports.

V. Cultural Agreements, Staff training and Exchange Programmers:

Made cultural agreements with other universities e.g. with Arizona and California and with U.K. universities e.g Nottingham, London, Reading, and Belfast and with German universities namely, Hamburg, Dresden, with Netherlands (Wagnengen) and with African universities e.g. Nairobi (Kenya), Makrare (Uganda) and Alexandria, Egypt.

Visits and Contacts with Research Institutions:

Strengthened existing links with local and international research institutions e.g. The international Centre for Agric. Research in Dry Areas (ICARDA) and international organizations e.g. FAO .