Status of desertification in the hot arid regions ; Climate arid index map ; Experimental world scheme of aridity and drought probability ; Desertification map of the world 
 Climate arid index map  Desertification map of the world  Experimental world scheme of aridity and drought probability  Status of desertification in the hot arid regions 
/por United Nations Conference on Desertification 
, 1 : 25000000 
 - Roma :  FAO,  1977 
 - 3 mapas :  col. ;  + 1 folleto 
<br/><br/>v.1 Status of desertification in the hot arid regions ; v.2 Climate arid index map ; v.3 Scheme of aridity and drought probability ; v. 4 Desertification map of the world ; v.5 Explanatory note 
<br/><br/><label>LCCN: </label>65129 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Desertificación--Mapas.