Grasshoppers & locusts :  the plague of the Sahel. 

 - London :  Panos Institute,  c1993. 
 - 114 p. : ill. 
 - Panos dossier .
<br/><br/><label>ISBN: </label>1870670248 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grasshoppers.<br/>Locusts.