Development of rainfed agriculture under arid and semiarid conditions 

 - Washington, D.C. :  The World Bank,  1986 
 - 412 p. 
<br/><br/><label>LCCN: </label>5206 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultura de temporal.<br/>Lluvia--Efecto en agricultura.<br/>Regiones áridas--Agricultura.<br/>Regiones áridas--Congresos.
<br/><br/><label>Dewey Class. No.: </label>631.0915  / A3 1986