Handbook of plant introduction in tropical crops /    
edited by J. L eâon. 
 - Rome :   Food and Agriculture Organization of the United Nations ,   1974. 
 - x, 140 p. :    ill. ;    23 cm. 
 - FAO agricultural studies ;   no. 93 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>75-326201 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant introduction --Germplasm resources --Tropics ----Handbooks, manuals, etc.<br/>Tropical crops --Germplasm resources --Tropics ----Handbooks, manuals, etc.<br/>Plant introduction --Germplasm resources --Tropics ----Handbooks, manuals, etc.