INTERNATIONAL INSTITUTE OF RURAL RECONSTRUCTION <br/><br/>
CONSERVATION AGRICULTURE : a manual for farmers and extension workers in africa 

 - nairobi  INTERNATIONAL INSTITUTE OF RURAL RECONSTRUCTION  2005 
 - 251p. 
<br/><br/><label>ISBN: </label>9966970592 
<br/><br/><label>Subjects--Topical Terms: </label><br/>agricultural conservation
<br/><br/><label>LC Class. No.: </label>CTA S 604.5  / .C66 2005