Nil <br/><br/>
Soil, Crop, and Water Management in the Sudano-Sahelian Zone 

 -  1989  International Crops Research Institute for the Semi-Arid Tropics 
 - 1-385  0  Paper 
<br/><br/> Paper Back 
<br/><br/><label>ISBN: </label>92-9066-169-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil & Water Conservation
<br/><br/><label>Dewey Class. No.: </label>DT2:8.1931      M9;1