Report on the Niger and Mali mission during 1968,  
G.Popov. 
 - Rome:    United Nations Development Programme,    1969. 
 - 41 p. :    ill. ;    27 cm. 
 - Progress report ;    no.UNDP (SF)DL/TS/5 .
<br/><br/><label>Subjects--Topical Terms: </label><br/> Desert locust -- Control
<br/><br/><label>Subjects--Geographic Terms: </label><br/> Niger -- Environmental conditions.<br/> Mali -- Environmental conditions.