Organic relyellngin Africa    papers 

 - Rome  F A O       1980 
 - 304p  cm. 
 - F A O soils bulletin; 43 .
<br/><br/><label>Standard No.: </label>8,350 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURE
<br/><br/><label>Dewey Class. No.: </label>J:25.6p1,N77, M0