00739nam a2200169Ia 4500 190328s9999||||xx |||||||||||||| ||und|| 92-808-0198-8 NITIL NITIL 21st 333.7307152 U58R Mabutt, J A (Ed.) United Nations University Research and training for management of Arid lands with special reference to Anglophone Africa and the university of Khartoum proceedings of a workshop held at the Institute of Geaography. University of Hamburg, Federal Republic of Germany, 29 October-2 November 1979 J A Mabutt Tokyo United Nations University 1980 v, 48p. Arid regions; Arid lands management; Land use BKS 1473 1473 0 0 DDC 0 0 NITIL NITIL 2019-04-02 0 333.7307152 U58R 120758 2019-04-02 00:00:00 2019-04-02 BKS