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|FICHIER||Sustainable land management in African semi-arid and subhumid regions.pdf|
10 May 2016 ... Sustainable land management (SLM) represents the critical merger of ... agroecological and climatic zones in arid, semi-arid, sub-humid and humid ... today live in regions of sub-Saharan Africa and southern Asia subject. The Arid Lands Newsletter thanks both Dr. Williams and ICRISAT for permission ... At the 1992 U.N. Conference on Environment and Development held in Rio de ... as "land degradation in arid, semi-arid and dry sub-humid areas resulting from ... southern South American, southern African and Australian dryland regions all ...