Intensified systems of farming in the tropics and subtropics 
J.A. Nicholas Wallis.  
 - Washington, D.C.  World Bank  c1997.  
 - xiii, 203 p.  ill., maps  28 cm. 
 - World Bank discussion papers  364. .
<br/><br/>Includes bibliographical references (p. [167]-195).  
<br/><br/><label>ISBN: </label>0821339443 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural systems.<br/>Agricultural systems--Tropics.<br/>Dry farming.<br/>Dry farming--Tropics.
<br/><br/><label>LC Class. No.: </label>S481  / .W35 1997