Sustainable food production in Sub-Saharan Africa :  constraints and opportunities / 
D. R. Mojan Raj. 
 - India :  International Intitute of Tropical Agriculture,  c1993. 
 - 108p. : ill. ; 25 cm. 
<br/><br/><label>ISBN: </label>9781310960 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sustainable agriculture.