Soil tillage in Africa :  needs and challenges. 

 - Rome, Italy :  Food and Agriculture Organization of the United Nations,  1993. 
 - xiv, 190 p. :  ill. (some col.) 
 - FAO soils bulletin ;  69 .
<br/><br/><label>ISBN: </label>9251034427 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tillage--Africa.