Drought ; lectures presented at the twenty-sixth session of the WMO... 

 - Geneva :  OMM,  1975 
 - 113 p.  ; gráfs. 
 - Special environmental report  ; 5 .
 - Special environmental report  ; 5 .
<br/><br/><label>LCCN: </label>36057 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cultivos--Efecto de las sequías.<br/>Sequías.
<br/><br/><label>Dewey Class. No.: </label>632.12  / O7