New directions in agroforestry :  the potential of tropical legume trees / 
edited by Napoleon T. Vergara ; prepared by a Working Group on Agroforestry, Environment and Policy Institute, East-West Center. 
 - Honolulu :  The Group,  1982. 
 - 4 v. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Legumes--Tropics.<br/>Agroforestry