FAO - Arid and Semi-arid Zones  
FAO - Food and Agriculture Organization of the United NationsFAO - Organización de las Naciones Unidas para la Agricultura y la AlimentaciónFAO - Organization des Nations Unies pour l´Alimentation et l´Agriculture 
 - Rome, Italy, IT  FAO Food and Agriculture Organization of the United Nations  1990. Data final de publicação em 1996 
 - periodicidade desconchecida 
<br/><br/>1990 (s/n); 1994 (s/n, 3)1995 (4-5); 1996 (2,6-9,11-12);  
<br/><br/><label>Subjects--Topical Terms: </label>